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28 CFR Part 23 28 Code of Federal Regulations Part 23
2SR Second Stage Review
4Wd Four Wheel Drive
A Activity of Isotope
A Ampere
A Atomic Mass
A&E Architectural and Engineering
A&FM Aviation and Fire Management
A&M Customs and Border Protection Air & Marine (CBP/A&M)
A/D Analog/Digital
A/N Alert and Notification (see AN)
A2H America's Second Harvest
AA Affirmative Action
AA Allocation Advice
AA alternatives analysis
AA Applicant Assistance
AA Approval Authority
AA Atomic Absorption
AA Attribute Authority
AA anti-aircraft improvised explosive device incident
AAA Access Approval Authority
AAA Agriculture Adjustment Administration
AAA American Ambulance Association
AAA Area Agency on Aging
AAACE Airport Access Authorization to Commercial Establishments
AAAE American Association of Airport Executives
AAC Activity Address Code
AAC Applicant Assistance Center
AACES Automated, Adaptive Chemical Examination System
AACPP Airport Access Control Pilot Program
AACS Automated Access Control System
AAD Assistant Associate Director
AADPIA Assistant Associate Director for Public & Intergovernmental Affairs
AADR Age-Adjusted Death Rate
AAEI American Association of Exporters and Importers
AAER Average Annual Erosion Rate
AAFAS Automated Airborne Flight Alert System
AAFB Andrews Air Force Base
AAML Agency Aviation Military Liaison
AAMS Automated Acquisition Management System (ProTrac / ProDoc)
AAMVA American Association of Motor Vehicle Administrators
AAPA American Association of Port Authorities
AAPD American Association of People with Disabilities
AAR After action report
AAR Association of American Railroads
AAR After action review
AASHTO American Association of State Highway and Transportation Officials
AAU Association of American Universities
AAVLD American Association of Veterinary Laboratory Diagnosticians
ABA American Bar Association
ABA American Bus Association
ABAG Association of Bay Area Governments
ABC [Outstanding] American By Choice Award
ABC American Baptist Churches
ABC Arizona Border Control Plan
ABCI Arizona Border Control Initiative
ABCO Automated Billing & Collection Off-sets
ABD Air Bridge Denial
ABEL Agent Based Economic Laboratory
ABF Automatic Broadcast Feed
ABHS Alcohol Based Hand Sanitizer
ABI Automated Broker Interface
ABIED air-borne improvised explosive device
ABIH American Board of Industrial Hygiene
ABIS see IDENT
ABM Anti-Ballistic Missile
ABMC American Battle Monuments Commission
ABNCP Airborne Command Post
ABO Agents of Biological Origin
ABRO Aircraft Base Radio Operator
ABS Arson and Bomb Squad
AC Alternating Current
AC Area Command
AC Area Committee
AC alternating current
ACAA Air Carrier Association for Americans
ACAC Area Command Aviation Coordinator
ACADA Automatic Chemical Agent Detection and Alarm
ACAMS Automatic Continuous Air Monitoring System
ACAP Agency-wide Corrective Action Program
ACAP Alien Criminal Apprehension Program
ACBIRC Advanced Chemical/Biological Integrated Response Course
ACC American Chemistry Council
ACC Aviation Command Center
ACC Agency Command Center
ACC Air Combat Command
ACCS Accounting Classification Code Structure
ACCT Account
ACCT Accounting Technician
ACDA United States Arms Control and Disarmament Agency
ACDO Advanced Concept Demonstration Office
ACDP Aircraft Dispatcher
ACDR Area Commander
ACE Academy of Counter-Terrorist Education
ACE Automated Commercial Environment (secure data portal)
ACE Automated Construction Estimate
ACE Accumulated Cyclone Energy
ACE American Council on Education
ACE Army Corps of Engineers
ACEP American College of Emergency Physicians
ACF Administration for Children and Families
ACF Alternate Care Facility
ACF Alternate Control Facility
ACFM Advanced Certified Floodplain Manager
ACGIH American Council of Government Industrial Hygienists
ACH Automated Clearing House
AChE Acetylcholinesterase
ACHP Advisory Council on Historic Preservation
ACI Advanced Contracting Initiative
ACI Approved Course of Instruction
ACI Airports Council International
ACI/NA Airports Council International--North America
ACIP Advisory Committee on Immunization Practices
ACIR Advisory Commission on Inter-governmental Relations
ACIS Aviation Credential Interoperability Solution
ACL Access Control List
ACM alternative control measure
ACM asbestos-containing material
ACMR Assistant Cache Manager
ACMS Academy Class Management System
ACO Administrative Contracting Officer
ACO Agency Claims Officer
ACO Agency Collection Officer
ACO Animal Control Officer
ACP Accelerated Conversion Process
ACP Access Control Points
ACP Allied Communications Publication
ACP Alternate Command Post
ACP Area Command Post
ACP Area Contingency Plan
ACPSEM Advisory Council on Professional Standards for Emergency Managers
ACR Acreage Conservation Reserve
ACR Advance Confirmation Report
ACR Agency Confirmation Report
ACS Adventist Community Services
ACS Alternate Command Staff
ACS Automated Commercial System
ACSD Advanced Container Security Device (see CSD)
ACSDR Adventist Community Services Disaster Response
ACSI American Customer Satisfaction Index
ACSM American Congress of Surveying and Mapping
ACT American Council for Technology
ACT Area Command Team
ACT FAST Agent Characteristics Toxicity - First Aid and Special Treatment
ACTD Advanced Concepts Technology Demonstration
ACTE Association of Corporate Travel Executives
ACTY Activity
ACV Actual Cash Value
ACV Alarm Check Valve
ACVP Airline Certificate Vetting Program
ACWG Air Cargo Working Group
AD Administratively Determined (also AD#)
AD Assistant Director
AD Associate Director
AD Automatic Determination
ADA Americans with Disabilities Act (1992)
ADAMS Automated Disaster Assistance Management System
ADASHI Automated Decision Aid System for Hazardous Incidents
ADASP Aviation Direct Access Screening Program
ADD Automated Deployment Database
ADDIE Analysis, Design, Development, Implementation, and Evaluation
ADDS Automated Disaster Deployment System
ADEM Arizona Division of Emergency Management
ADEM Arkansas Department of Emergency Management
ADES Alaska Division of Emergency Services
ADFR Arson Detection for the First Responder
ADGGS Alaska Division of Geological and Geophysical Surveys
ADIS Arrival and Departure Information System
ADIZ Air Defense Identification Zone
ADJ Adjustable
ADL Automated Distance Learning
ADM Acquisition Decision Memorandum
ADM Admiral
ADMIN Administration
ADMIN Administrative
ADMSYS Admissions System
ADO Airport District Office
ADO Team Assistant Disbursing Officer Team
ADOS Automated Document Ordering System
ADP Automated Data Processing
ADPE Automated Data Processing Equipment
ADR Address
ADR Alternative Dispute Resolution
ADR American Disaster Reserve
ADRA Adventist Development and Relief Agency
ADRA Alternative Dispute Resolution Act
ADRA Air Domain Risk Assessment
ADRS Automated Disaster Reporting System
ADTS Automated Data Telecommunications Service
ADVISE Analysis, Dissemination, Visualization, Insight and Semantic Enhancement
ADVON Advanced Echelon
AE Aero-medical Evacuation
AE Architects and Engineering
AEA American Economic Association
AEA American Electronics Association
AEAS Automated Exercise and Assessment System
AEC Advanced Electronic Classroom
AEC Agency Emergency Coordinator
AEC Army Environmental Center (Aberdeen Proving Ground, Maryland)
AEC Atomic Energy Commission
AECB Atomic Energy and Control Board
AECC Aero-medical Evacuation Control Center
AECC Aero-Medical Evacuation Coordination Center
AECC American Evangelical Christian Church
AECE Aero-medical Evacuation Control Element
AECM Aero-medical Evacuation Crew Members
AECR Achieving Extraordinary Customer Relations
AED Automated External Defibrillator
AEGL Acute Exposure Guidelines Level
AEI American Enterprise Institute
AEIC Alaska Earthquake Information Center
AEL Adverse Effect Level
AEL Airborne Exposure Limit
AEL Authorized Equipment List
AELT Aero-medical Evacuation Liaison Team
AEMA Alabama Emergency Management Agency
AEOD Analysis and Evaluation of Operation Data
AEP Airport Emergency Plan
AERT Alaska Emergency Response Team
AES Advanced Encryption Standard
AES Aeromedical Evacuation System
AES Automated Export System
AEW Airborne Early Warning
AF Acre Feet
AF Air Force
AFA Association of Flight Attendants
AFB Air Force Base
AFCEA Armed Forces Communications and Electronics Association
AFD Airport Facility Directory
AFEM Alliance for Fire and Emergency Management
AFEWES Air Force Electronic Warfare Evaluation Simulator
AFFIRM Association for Federal Information Resources Management
AFG Assistance to Firefighters Grant Program
AFGE American Federation of Government Employees
AFGWC Air Force Global Weather Central
AFIP Armed Forces Institute of Pathology
AFL-CIO American Federation of Labor and Congress of Industrialized Organizations
AFM Adjudicator's Field Manual
AFMIC Armed Forces Medial Intelligence Center
AFMLS Asset Forfeiture & Money Laundering Section
AFMO Assistant Fire Management Officer
AFMS Automated Forms System
AFNSEP Air Force National Security Emergency Preparedness
AFO Area Field Office
AFOC Air Force Operations Center
AFOSC Air Force Operations Support Center
AFRAS Association for Rescue at Sea
AFRAT Air Force Radiation Assessment Team
AFRB Air Force Reserve Base
AFRCC Air Force Rescue Coordination Center
AFRES Air Force Reserve
AFRL Air Force Research Laboratory
AFRRI Armed Force Radiobiology Research Institute
AFSA American financial Services Association
AFSC Armed Forces Staff College
AFSOF Air Force Special Operations Forces
AFSP Alien Flight Student Program
AFSS Automated Flight Service Station
AFTAC Air Force Technical Applications Center
AFV alternative fuel vehicle
AG Adjutant General
AG Agriculture
AG Attorney General
AGAR Alternate Governor’s Authorized Representative
AGAUS Adjutants General Association of the United States
AGC Associate General Counsel
AGC Advanced Gas Centrifuge
AGC Association of General Contractors
AGCA Associated General Contractors of America
AGCR Advanced Gas-Cooled Reactor
AGE Aerospace Ground Equipment
AGILE Advanced Geospatial Imagery Library Enterprise
AGL Above Ground Level
AGR Active Guard/Reserve
AGS Aviation Group Supervisor
AGV Aggregate Value
AGY Agency
AGZ Actual Ground Zero
AH Alternate Headquarters
AHAM Association of Home Appliance Manufacturers
AHCC Alternate Host Communications Center
AHG Ad Hoc Group
AHIMT All Hazards Incident Management Team
AHJ Agency Having Jurisdiction
AHMA American Hotel and Motel Association
AHRQ Agency for Healthcare Research and Quality
AHT Animal Health Technician
AHU Air Handling Unit
AHUA America Highway User Alliance
AI&H Assistance to Individuals and Households
AI2 Acquisition Improvement Initiative
AIA American Institute of Architects
AIA American Insurance Association
AIAA American Institute of Aeronautics and Astronautics
AIATP Antiterrorism Intelligence Awareness Training Program
AIBS American Institute of Biological Sciences
AIC Animal Identification Coordinator
AIC Automated Inventory Control (formerly AIS)
AID Agency for International Development
AIF Assistance Information Form
AIG Address Indicating Group
AIHEC American Indian Higher Education Consortium
AILA American Immigration Lawyers Association
AIMS Arson Information Management System
AIMS Automated Inventory Management System
AIP Agreement in Principle
AIP Airport Improvement Program
AIP Assisted Imaging Processing
AIPC All Indian Pueblo Council
AIR active infrared sensor
AIREP Aircraft Report
AIS Automated Information System
AIS Automated Information Systems (see AIC)
AIS automatic identification system
AIT Aeromedical Isolation Team
AIT automatic identification technology
AJ Administrative Judge
AKA Also Known As
AKDT Alaska Daylight Time (GMT - 8)
AKST Alaska Standard Time (GMT - 9)
AL Applicant Liaison
ALARA As Low as Reasonably Achievable
ALB Administration and Logistics Branch (US-VISIT)
ALC Agency Location Code
ALC Agency Logistics Center
ALC Annual Letter of Certification
ALCC Airlift Control Center
ALCC Airlift Coordination Cell
ALCE Airlift Control Element
ALCOM Alaskan Command
ALE Additional Living Expenses
ALE Automatic Link Establishment
ALERT Automated Local Evaluation in Real Time
ALOHA Aerial Locations Of Hazardous Atmospheres
ALPA Airline Pilots Association
ALS Advanced Life Support
ALSM Airborne Laser Swath Mapping (aka: "LIDAR")
ALT Alternate
ALTRETCO Alternate Regional Emergency Transportation Coordinator
ALUM Aluminum
AM Amplitude Modulation
AM Ante Meridiem
AMA American Medical Association
AMB Air & Marine Branch (ICE/AMB)
AMBUS Ambulance Bus
AMC Air Mobility Command
AMC Army Materiel Command
AMCCOM Armament Munitions and Chemical Command
AMD Acquisition Management Division
AMEAGS Automated Major Emergency Action Guidelist System
AMF Alternative Morgue Facility
AMGS Air & Marine Group Supervisor
AMHS Automated Message Handling System
AMID Air and Marine Interdiction Division
AMINESKAL American Indian Eskimo Aleutian
AMIO Alien Migrant Interdiction Operations
AML ARC Macro Language
AMO Air and Marine Operations (ICE)
AMOC Air and Marine Operations Center
AMP Amperage
AMP asbestos management plan
AMPS Automated Message Processing System
AMR Agricultural Mitigation and Restoration
AMS Aerial Measuring System
AMS American Meteorological Society
AMS Automated Manifest System
AMS Atmospheric Monitoring System
AMSC Area Maritime Security Committee
AMSLAN American Sign Language
AMSP Area Maritime Security Plan
AMT Amount
AMTI Applied Marine Technology, Inc.
AMTOR Amateur Telegraphy Over Radio
AMWA Association of Metropolitan Water Agencies
AN Above Normal
AN Alert and Notification (see A/N)
ANACI Access National Agency Check and Inquiry
ANAD Anniston Army Depot
ANCA Anniston Chemical Activity
ANCDF Anniston Chemical Disposal Facility
ANFAZD Academic Network for Foreign Animal and Zoonotic Disease
ANFO Ammonium Nitrate and Fuel Oil
ANG Air National Guard
ANG Army National Guard
ANGB Air National Guard Base
ANI American Nuclear Insurers
ANI Area Not Included
ANL Argonne National Laboratories
ANOC Association of National Olympic Committees
ANPR Advance Notice of Proposed Rulemaking
ANPRM Advance Notice of Proposed Rulemaking [see NPRM and SNPRM]
ANPSC Alternate National Processing Service Center
ANRC American National Red Cross
ANS Alert and Notification System
ANS Answer
ANS Aquatic Nuisance Species
ANSER Analytic Services Inc.
ANSI American National Standards Institute
ANSI-HSSP American National Standards Institute-Homeland Securities Standards Panel
ANZUS Australia, New Zealand and United States
AO Action Officer
AO Administrative Officer
AO Area of Operations
AO Assistance Officer
AO Accrediting Official
AO Security Accrediting Official
AO authorizing official [special access program]
AO Designated Approving Authority
AOA Administration on Aging
AOA analysis of alternatives
AOA Aviation Operations Area
AOAC Association for Official Analytical Communities
AOBD Air Operations Branch Director
AOBS Aerial Observer
AOC Aircraft Operating Center (NOAA)
AOC Area of Concern
AOC Army Operations Center
AOIC Acting Official in Charge
AOPA Aircraft Owners and Pilots Association
AOR Area of Responsibility
AOSSP Aircraft Operator Standard Security Program
AOV Agency Owned Vehicle
AP Aerial Port
AP Alternative Power
AP Arrival Point
AP Assembly Point
AP Associated Press
AP anti-personnel improvised explosive device incident
AP&CP Arson Prevention and Control Plan
APA Administrative Procedure Act
APA American Planning Association
APB Acquisition Program Baseline
APC Agency Program Coordinator
APCO Association of Public Safety Communications [Worldwide]
APE Area of Potential Effect
APEC Asia Pacific Economic Cooperation
APERMANS Automated Personnel Management System
APG Aberdeen Proving Ground
APHA American Public Health Association
APHIS Animal and Plant Health Inspection Service
APHL Association of Public Health Laboratories
API Application Programming Interface
APIS Advance Passenger Information System
APL Annex Planning Leaders
APLCN Application
APLCT Applicant
APLNC Appliance
APMB Acquisition and Program Management Branch (US-VISIT)
APO Accountable Property Officer
APOD Aerial Port of Debarkation
APOE Aerial Port of Embarkation
APP Apparatus
APP Applicant
APP Application
APP Application Portability Profile
APP affirmative procurement program
APPN Appropriation
APPT Appointment
APR Agency Procurement Review
APR Air-Purifying Respirator
APRSAC Academe and Policy Research Advisory Committee
APSO Asylum Pre-Screening Officer
APSP Automated Passenger Screening Profile
APSRS Aerial Photography Summary Record System
APSS Automated Personnel Security System
APT Administrative Payment Team
APTA American Public Transportation Associations
APTS Association of Public Television Stations
APTS Airport, Port, and Terminal Security
APWA American Public Works Association
AQI Agricultural Quarantine Inspections
AR Acknowledge Receipt
AR Aerial Reconnaissance
AR Army Regulation
ARA Aircraft Rental Agreement
ARA Analog Radio Adapter
ARAA Advanced Radiological Accident Assessment
ARAC Atmospheric Release Advisory Capability
ARAR applicable or relevant and appropriate requirement
ARB Air Reserve Base
ARB Acquisition Review Board
ARC American Red Cross (also RC)
ARC Analytic Resources Catalog
ARCA Area Requiring Corrective Action
ARCHIE Automated Resource for Chemical Hazard Incident Evaluation
ARD Advanced Radiation Detection
AREAL Atmospheric Research and Exposure Assessment Laboratory
AREP Agency Representative
ARES Amateur Radio Emergency Services
ARF Action Request Form
ARF Aviation Route Forecast
ARFCAM Autonomous Rapid Facility Chemical Agent Monitor
ARFF Aircraft Rescue Firefighting
ARFI Areas Recommended For Improvement
ARG Accident Response Group
ARI Acute Respiratory Infection
ARIES Airborne Rapid Imagery for Emergency Support
ARIO Advanced Radiation Incident Operations
ARIP Accidental Release Information Program
ARJIS Automated Regional Justice Information System
ARL Activities Result List
ARL Airborne Reconnaissance Low
ARL-M Airborne Reconnaissance Low - Multifunction
ARM Aerial Radiological Monitor
ARMS Automated Resource Management System (FEMA)
ARNG Army National Guard
ARNGOPS Army National Guard Operations
ARO asset retirement obligation
A-ROC Alternate Regional Operations Center
ARP Alarm Resolution Protocols
ARP Administration and Resource Planning
ARPA Advanced Research Projects Agency
ARPANET Advanced Research Projects Agency Network
ARRA American Recovery & Reinvestment Act
ARRAS Automatic Residential Remote Alarm System
ARRL American Radio Relay League
ARS Automatic Route Selection
ARS Agricultural Research Service
ARSOF Army Special Operations Forces
ARSR Air Route Surveillance Radar
ART Awards Review Team
ARTCC Air Route Traffic Control Center
ARTS Audit Report Tracking System
ARWO Aerial Reconnaissance Weather Office
AS Applicant Services
AS Automatic Sprinkler
AS 06 Ardent Sentry 06 (exercise)
ASA Average Speed of Answer
ASA/IL&E Assistant Secretary of the Army (Installation, Logistics and Environment)
ASAC Aviation Security Advisory Committee
ASAP Aerospace Safety Advisory Panel
ASAP All-Hazards Situation Assessment Prototype
ASAP As soon as possible
ASAP Automated Standard Application for Payments
ASC Advanced Systems Center
ASC Allowable Stack Concentration
ASC Area of Special Consideration
ASC Application Support Center
ASCADS Automated Sorting, Conversion and Distribution System
ASCE American Society of Civil Engineers
ASCII American Standard Code for Information Interchange
ASCS Agricultural Stabilization and Conservation Services
ASD Acoustic Surveillance Device
ASD Allowable Stress Design
ASD Assistant Secretary of Defense
ASD Administrative Security Division
ASD (HD) Assistant Secretary of Defense, Homeland Defense
ASD (SO/LIC) Assistant Secretary of Defense (Special Operations/Low-Intensity Conflict)
ASDAR Aircraft to Satellite Data Relay
ASDRC Automated Systems Disaster Recovery Capabilities
ASDSO Association of State Dam Safety Officials
ASDWA Association of State Drinking Water Administrators
ASEAN Association of Southeast Asian Nations
ASFPM Association of State Floodplain Managers
ASGS Air Support Group Supervisor
ASH Assistant Secretary for Health
ASHA Assistant Secretary for Health Affairs
ASHG Accident Site Health Group
ASHRAE American Society of Heating, Refrigeration and Air-Conditioning Engineers
ASI America's Shield Initiative
ASIA Anti-smuggling Investigators Association
ASIA Assistant Secretary for Information Analysis
ASIANPACI Asian Pacific Islander
ASIP Assistant Secretary for Infrastructure Protection
ASIS American Society for Industrial Security
ASIWPCA Association of State and Interstate Water Pollution Control Administrators
ASL Above Sea Level
ASL American Sign Language
ASLB Atomic Safety and Licensing Board
ASM Air Support Manager
ASME American Society for Microbiology
ASME American Society of Mechanical Engineers
ASMRO Armed Services Medical Regulating Office
ASMT Assessment
ASN Abstract Syntax Notation
ASOS Automated Surface Observing System
ASP Aviation Security Program
ASP Active Server Page
ASP Advanced Spectroscopic Portal
ASP Associate Safety Professional
ASPA Assistant Secretary of Public Affairs
ASPE American Society of Professional Estimators
ASPECT Airborne Spectral Photographic Environmental Collection Technology
ASPECT Airborne Spectral Environmental Collection Technology
ASPHEP Assistant Secretary for Public Health Emergency Preparedness
ASPRS American Society of Photogrammetry and Remote Sensing
ASR Aquifer Storage Recovery
ASR Atmosphere supplying respirator
ASR Automatic Sprinkler Riser
ASSE American Society of Safety Engineers
ASSET Advanced Simulation and Software Engineering Technology
ASST Assistant
ASSY Assembly
AST Aboveground Storage Tank
AST Aviation Survival Technician
AST Accessible Systems and Technologies
ASTA American Society of Travel Agents
ASTHO Association of State and Territorial Health Officials
ASTI Airport Security Technology Integration
ASTM American Society for Testing and Materials
ASTS Aeromedical Staging Squadron
ASU All-Source Situational Understanding
ASUFAC Airport and Seaport User Fee Advisory Committee, INS
AT Advanced Technology
AT Anti-Terrorism
AT&L Acquisition, Technology and Logistics
AT/FP Anti-Terrorism & Force Protection
ATA Airline Transportation Association
ATA Actual Time of Arrival
ATA American Trucking Association
ATAC Anti-Terrorism Advisory Council
ATB Applied Technology Board
ATBM Air Tanker Base Manager
ATC Applied Technology Council
ATC Air Traffic Control
ATCET Anti-Terrorism Combat Enforcement Team
A-TCET Anti-Terrorism Contraband Enforcement Team
ATCO Air tanker Coordinator
ATCT Air Traffic Control Tower
ATD Actual Time of Departure
ATD Advanced Technology Demonstration
ATD Atmospheric Transport and Dispersion
ATDI Advance Trade Data Initiative
ATDP Annual Training and Development Plan
ATDT Atlantic Daylight Time (GMT - 3)
ATF Alcohol, Tobacco, Firearms and Explosives [Bureau of]
ATGS Air Tactical Group Supervisor
ATH Air-Transportable Hospital
ATIS Alliance for Telecommunications Industry Solutions
ATM Asynchronous Transfer Mode
ATM Automated Teller Machine
ATMU Advanced Technology Meteorological Unit
ATMWU Air Transportable Mobile Weather Unit
ATN Aeronautical Telecommunications Networks
ATO Air Tasking Order
ATP Air Transit Program
ATP Authority to Participate
ATR Advanced Thermal Reactor
ATRAP Air Transportable RADIAC Package
ATS Automated Targeting System
ATSA Aviation and Transportation Security Act
ATSDR Agency for Toxic Substance and Disease Registry (USPHS)
ATST Atlantic Standard Time (GMT - 4)
ATT Anti-Terrorism Technologies
ATTF Antiterrorism Task Force
ATTN Attention
ATV All-terrain vehicle
ATWC Alaska Tsunami Warning Center (see WCATWC)
AUH Attached Unit Housing
AUSA Assistant United States Attorney
AUTHN Authorization
AUTHY Authority
AUTODIN Automatic Digital Network
AUTOVON Automatic Voice Network (see DSN)
AUVSI Association for Unmanned Vehicle Systems International
AV Air Vehicle
AV Audio-Visual
AVC Alaska Volcano Center
AVHRR Advanced Very High Resolution Radiometer
AVI Audio-Visual Interleave
AVIC Area Veterinarian in Charge
AVIP Anthrax Vaccine Immunization Program
AVLIS Atomic Vapor Laser Isotope Separation
AVMA American Veterinary Medical Association
AVO Alaska Volcano Observatory
AVOps Aviation Operations
AVSEC Aviation Security
AWACS Airborne Warning and Control System
AWBA Average Weekly Benefit Amount
AWD Available Without Declaration
AWIPS Advanced Weather Interactive Processing System
AWIS Automated Weather Information System
AWO American Waterway Operators
AWOL Absent Without Leave
AWOP Absence Without Pay
AWRA American Water Resources Association
AWS Alternate Work Schedule
AWS alternative work schedule
AWWA American Water Works Association
AYE Alternate Year Exercise
B&SA Bureau and Statistical Agent (NFIP)
B/C Benefit/Cost
BAA Broad Agency Announcement
BAA Broad Area Announcement
BACM Business Alliance for Customs Modernization
BAER Burned Area Emergency Rehabilitation (Team)
BAER Burned Area Emergency Response
BALV Best Available Lodging Value
BAND Bio-agent Autonomous Networked Detectors
BARDA Biomedical Advanced Research & Development Authority
BAREPP Bay Area Regional Earthquake Preparedness Project
BASIS Biological Aerosol Sentry and Information System
BATF Bureau of Alcohol, Tobacco and Firearms
BATT Battery
BAWS Biological Aerosol Warning System
BBP Blood Borne Pathogen
BBRS Board of Building Regulations and Standards
BBS Bulletin Board System
BC Base Camp
BC Branch Chief
BCA Benefit-Cost Analysis
BCBP Bureau of Customs and Border Protection
BCC Border Crossing Card
BCF Billion Cubic Feet
BCIS Bureau for Citizenship and Immigration Services (see USCIS)
BCMC Board for the Coordination of Model Codes
BCMG Base/Camp Manager
BCMR Board of Correction of Military Records
BCP Business Continuity Planning
BCR Benefit-Cost Ratio
BCR Border Cargo Release
BDA Battle Damage Assessment
BDC Bomb Data Center (FBI)
BDE Brigade
BDO Battle Dress Overgarment
BDRP Biological Defense Research Program
BDS Biohazard Detection System
BDU Battle Dress Utility
BEA Bureau of Economic Analysis
BEEF Big Explosive Experimental Facility
BEIR Biological Effects of Ionizing Radiation
BENS Business Executives for National Security
BENT SPEAR Nuclear Incident (codeword)
BEP Budget Execution Plan
BERD Blocked Erosion Rate Database
BERT Building Emergency Response Team
BEST Bus Explosive Screening Technology
BEST Border Enforcement Security Taskforce
BEST Building Engagement, Strengths and Talent
BFA Benefit Fraud Assessment
BFC Bills for Collection
BFD Base Flood Depth
BFE Base Flood Elevation
BFM Budget and Financial Management Branch (US-VISIT)
BGAD Blue Grass Army Depot
BGAN Broadband Global Area Network
BGCA Blue Grass Chemical Activity
BGP Border Gateway Protocol
BHEF Business-Higher Education Forum
BHS Bureau of Health Services
BI Background Investigation
BIA Bureau of Indian Affairs
BIA Board of Immigration Appeals/Affairs (DOJ)
BICE Bureau of Immigration and Customs Enforcement
BICEP Basic Investigation of Computer and Electronic Crimes Program
BICEPP Business and Industry Council for Emergency Preparedness and Planning
BIDS Biological Integrated Detection System
BIFC Boise Interagency Fire Center (see NIFC or NIFCC)
BIIDB Badge Imaging Information Database
BIL Band Interleaved by Line (Format)
BIO Biological
BIO biological improvised explosive device enhancement
BISC Border Interdiction Support Center
BIT Building Inventory Tool
BIT Built-In Test
BIT Business Intelligence Tool
BITE Biometric Identification Technology Ethics
BIWG Bilateral Interdiction Working Group
BJA Bureau of Justice Assistance (DOJ)
BKC Biodefense Knowledge Center [Part of NBACC, National Biodefense Analysis and Countermeasures Center]
BKR Breaker
BL Bill of Lading
BLESTP Basic Law Enforcement Supervisor Training Program
BLEVE Boiling Liquid Expanding Vapor Explosion
BLM Bureau of Land Management
BLS Bureau of Labor Statistics
BLS Basic Life Support
BM Bench Mark
BMBL Biosafety in Microbiological and Biomedical Laboratories
BMC Bomb Management Center
BMD Borders and Maritime Security Division (S&T/BMD)
BMP Best Management Practice
BMS Building Management System
BN Battalion
BNA Baseline Needs Assessment
BNICE Biological, Nuclear, Incendiary, Chemical, Explosive
BNML Battalion Military Liaison
BOC Basic Operating Cost
BOCA Building Officials and Code Administrators
BOD Business Operations Services and Human Capital Division (S&T/BOD)
BOE basis of estimate
BOL Bureau of Labs
BOLO Be On the Lookout alert
BOM Bill of Materials
BOO Base of Operations
BOP (Federal) Bureau of Prisons
BOR Bureau of Reclamation
BORCAP Border Patrol Criminal Alien Program
BorderNet (formerly BTSNet)
BORP Building Occupancy Resumption Program
BORSTAR Border Patrol Search, Trauma and Rescue Team
BORTAC Border Patrol Tactical Unit
BOV Board of Visitors
BOXER Bulk-Only X-ray Enhanced Region
BPA Border Patrol Agent
BPAT Building Performance Assessment Team
BPD Blast-Protective Design
BPM Basic Property Management
BPML Business Process Markup Language
BPN Business Partner Network
BPO Blanket Purchase Order
BPP Business Policy and Planning Branch (US-VISIT)
BPR Business Process Reengineering
BPRP Bioterrorism Preparedness and Response Program
BPS Bits Per Second
BPSS Business Process Specification Schema
BPWG Best Practices Working Group
BRAC Base Realignment and Closure Act
BRASS Border Release Advance Screening & Selectivity
BRI Building Related Illness
BRIDGES Building Respect in Diverse Groups to Enhance Security
BRM Bio-Regulator/Modulator
BRM Business Reference Model
BROKEN ARROW Nuclear Accident (codeword)
BRT Business Round Table
BSA Business Software Alliance
BSA Base Support Area
BSAT biological select agent and toxin
BSC Biometrics Support Center
BSCO Biosafety Coordinating Official
BSD Border Security Deployment
BSE Bovine Spongiform Encephalopathy (aka: “Mad Cow Disease”)
BSI Basic Support Installation
BSI Border Safety Initiative
BSIR Biannual Strategy Implementation Reports
BSL biosafety level
BSO Biosafety Officer
BSOP Battle Staff Operating Procedures
BSPP Broadcast Station Protection Program
BSSC Building Seismic Safety Council
BST Border Support Team
BST Burn Specialty Team
BT Bioterrorism
BT Buying Team
BTA Bioterrorism Act
BTA Border Trade Alliance
BTCP Biological Threat Characterization Program
BTCP Biological Terrorism Contingency Plan
BTO Business Transformation Office
BTS Budget Tracking System
BTS Bureau of Transportation Statistics
BTS Border and Transportation Security (former DHS Directorate, contained CBP, ICE, TSA and FLETC)
BTU British Thermal Unit
BTW By the way
BU Building (Line)
BUMED Bureau of Medicine
BUYL Buying Team Leader
BUYM Buying Team Member
BV Butterfly Valve
BW Biological Weapons
BW Biological Warfare
BWIC Biological Warning and Incident Characterization
BWR Boiling Water Reactor
BY Budget Year
BZ Breathing Zone
BZPP Buffer Zone Protection Plan
BZPP Buffer Zone Protection Program
C Number Crew number
C&A certification and accreditation
C&C Components and Cladding
C&D Clean and Disinfect
C/A Controller/Analyst
C/E Communications/Electronics
C2 Command and Control
C3 (ICE) Cyber Crimes Center
C3 Command, Control, and Communications
C3 Customs Cyber Smuggling Center
C3I Command, Control, Communications, Information
C3ISR Command, Control, Communications, Intelligence, Surveillance and Reconnaissance
C4 Command, Control, Communications and Computers
C4ISR C4+Intelligence, Surveillance and Reconnaissance
CA Chemical Agent
CA Capability Assurance
CA Civil Affairs
CA Congressional Affairs
CA Cooperating Agency
CA Cooperative Agreement
CA compartmented area
CAA Clean Air Act
CAAP Critical Asset Assurance Program
CAARS Cargo Advanced Automated Radiography System
CAB Change Advisory Board
CABIN Chemical and Biological Information Network
CAC Citizens’ Advisory Commissions
CAC Civil Applications Committee
CAC Climate Analysis Center
CAC Community Assistance Contact
CAC Crisis Action Center
CAC Common Access Card
CACB Camp Crew Boss
CACTIS Computer-Assisted CSEPP Training Information System
CAD Computer Aided/Assisted Dispatch
CAD Computer-Aided/Assisted Design
CAD Computer-Assisted Drafting
CADD Computer-Assisted Drafting and Design
CADET Computer-Assisted Design for Exercise Training
CADW Civil Air Defense Warning
CAE Command Assessment Element (for CBIRF)
CAE Component Acquisition Executive
CAEM Committee for Animal Emergency Management
CAEO Competitive Analysis and Evaluation Office
CAER Community Awareness and Emergency Response
CAF Compressed Air Foam
CAF Critical Asset Factor
CAG Core Agency Group
CAI Chemical Accident/Incident
CAI Computer-Aided Instruction
CAIC Chemical Accident/Incident Control
CAICO Chemical Accident/Incident Control Officer
CAIRA Chemical Accident/Incident Response and Assistance
CALM Cognitive and Affective Learning Model
CAM Chemical Agent Monitor
CAM Computer-Aided Manufacturing
CAMDS Chemical Agent Munition Disposal System
CAMEO Computer-Aided Management of Emergency Operations
CAMEXPAN Central America, Mexico, Panama
CAMPS Civil Aircraft Missile Protection System
CAMRA Center for Advancing Microbiological Risk Assessment
CAMS Continuous Air Monitoring System
CAMU Corrective Action Management Unit
CAMU Companion Animal Management Unit
CANAR Consortia of Administrators for Native American Rehabilitators
CANDU Canadian-Deuterium Uranium (Reactor)
CAO Component Chief Administrative Officer
CAO Caribbean Area Office
CAO Chief Administrative Officer
CAP 1Criminal Alien Program
CAP Capability Assessment Program
CAP Capability Assurance Program
CAP Civil Air Patrol
CAP Collection, Analysis and Planning
CAP Combat Air Patrol
CAP Common Alerting Protocol
CAP Community Assistance Program
CAP Contract Administration Plans
CAP Corrective Action Program
CAP Crisis Action Process
CAPA Coalition of Airline Pilots Association
CAPC Civil Aviation Planning Committee
CAPCO Controlled Access Program Coordination Office
CAP-FASSE Corrective Action Program - Federal Agency Support Services Element
CAPM Compliance Assurance Program Manager
CAPPS II Computer Assisted Passenger Pre-screening System
CAPR Categorical Assistance Progress Reports
CAPRA Critical Asset and Portfolio Risk Analysis
CAPSS Corrective Action Program Support System
CAP-SSSE Corrective Action Program - State Support Services Element
CapWIN Capital Wireless Integrated Network
CAR Capability Assessment for Readiness
CAR Congressional Affairs Representative
CARAT Cooperation Afloat Readiness and Training
CARCAH Chief, Aerial Reconnaissance Coordination -All Hurricanes
CARD Collaborative Agencies for Responding to Disasters
CARDA Continental Airborne Reconnaissance for Damage Assessment
CARL Computerized Activities Results List
CARRI Community and Regional Resilience Initiative
CART Computer Analysis and Response Team
CART County Animal Response Team
CARVER Criticality, Accessibility, Recuperability, Vulnerability, Effect and Recognizability
CAS Chemical Abstract Service
CAS Comprehensive Assessment System
CAS Crisis Action System
CASC Cache Supply Clerk
CASE Computer Aided Software Engineering
CASPER C-130 Airborne Sensor with Palletized Electronic Reconnaissance
CASS Cockpit Access Security System
CAST Commercial Aviation Safety Team
CASU Centralized Administrative Services Unit
CAT Catalog
CAT Collier Area Transit (Florida)
CAT Catastrophic
CAT Category
CAT Crisis Action Team
CATEGORY A [PUBLIC ASSISTANCE] Debris Removal
CATEGORY B [PUBLIC ASSISTANCE] Emergency Protective Measures
CATEGORY C [PUBLIC ASSISTANCE] Roads and Bridges
CATEGORY D [PUBLIC ASSISTANCE] Water Control Facilities
CATEGORY E [PUBLIC ASSISTANCE] Buildings and Contents
CATEGORY F [PUBLIC ASSISTANCE] Utilities
CATEGORY G [PUBLIC ASSISTANCE] Parks, Recreational, and Other
CATEX Catastrophic Exercise
CATEX Categorical Exclusion
CATF Catastrophic Task Force
CATL Chronology and Time Line
CATS Consequences Assessment Tool Set
CAV Community Assistance Visit
CAX Capability Assurance Exercise
CAX Computer-Assisted Exercise
CB Chemical/Biological, (split)
CB Citizens' Band
CB Cluster Bomb
CBA Cost Benefit Analysis
CBARS Coastal Barrier Resources System
CBCF Cross Border Crime Forum
CBCT Chemical/Biological Countermeasures Training
CBD Chemical and Biological Defense
CBD Chemical and Biological Division (S&T/CBD)
CBDCOM Chemical and Biological Defense Command (see SBCCOM)
CBEFF Common Biometric Exchange Formats Framework
CBEK Compendium of Basic Exercise Knowledge
CBEP Career Builder Express Program
CBET Computer Based Education and Training
CBI Chandler Burning Index
CBI Computer-Based Instruction
CBIA Coastal Barrier Improvement Act
CBIAC Chemical and Biological Information Analysis Center
CBIG Caribbean Border Interagency Group
CBIRF Chemical/Biological Incident Response Force (USMC)
CBL Commercial Bill of Lading
CBL Computer-Based Learning
CBN Cooperative Base Network
CBN Chemical, Biological, or Nuclear
CBO Congressional Budget Office
CBO Community-Based Organization
CBP Customs and Border Protection, United States
CBP U.S. Customs and Border Protection
CBPMO United States Customs and Border Protection Modernization Office
CBPO CBP Officer
CBQRF Chemical-Biological Quick Response Force
CBR Chemical, Biological and/or Radiological
CBR&D Chemical and Biological Research and Development Sector
CBRA Coastal Barrier Resources Act of 1982 (see COBRA)
CBRD Chemical, Biological and Radiological Defense
CBRDEC Chemical & Biological, Research, Development & Engineering Center
CBRDT Chemical/Biological Rapid Deployment Team
CBRN Chemical, Biological, Radiological, and Nuclear
CBRNE Chemical, Biological, Radiological, Nuclear and Explosive
CBRNE-CM Chemical, Biological, Radiological, Nuclear, or High-Yield Explosive - Consequence Management
CBRRT Chemical & Biological Rapid Response Team
CBRS Coastal Barrier Resources System
CBRS Concept Based Requirement System
CBRT Chemical and Biological Response Team
CBRTA Chemical, Biological and Radiological Technology Alliance
CBSA Canada Border Security Agency
CBT Chemical Biological Toxin
CBT Computer-Based Training
CBW Chemical and Biological Warfare
CC Citizen Corps
CC Congregate Care
CC Coordination Center
CC Courtesy Copy
CC Crisis Counseling
cc cubic centimeter
CC Command Center
CCA Circuit Card Assembly
CCA Comprehensive Cooperative Agreement (see CA)
CCA Continuity Communications Architecture
CCAM Coordinating Council on Access and Mobility
CCAMS Comprehensive Cooperative Agreement Monitoring System
CCAP Child Citizenship Act Project
CCAT Center for Commercialization of Advanced Technology
CCB Configuration Control Board
CCC Citizen Corps Council
CCC Congregate Care Center
CCC Crisis Coordination Center
CCD Corporate Communications Division (S&T&CCD)
CCD Consular Consolidated Database
CCDB Consolidated Counterdrug Data Base
CCDPH Cook County Department of Public Health
CCF Coded Cities Forecast
CCFP (National Institute of Justice) Center for Civil Force Protection
CCG Crisis Coordination Group
CCI Command, Control, and Interoperability
CCIO Command and Control Incidents Operations
CCIR Commander's Critical Information Report
CCITP Counterterrorism Cyber-crime Investigations Training Program
CCITT Consultative Committee for International Telephony and Telegraphy
CCL Contamination Control Line
CCLS Command Center Liaison Section
CCMIS Crisis Consequence Management Information System
CCMRF CBRNE Consequence Management Response Force
CCN Canonical Correlation Analysis
CCND Consultative Committee on Natural Disasters
CCO Claims Coordinating Office
CCO Consultation Coordination Officer
CCP Casualty Collection Point
CCP Crisis Counseling Program
CCP Citizen Corps Program
CCRF Commissioned Corps Readiness Force
CCS Congregate Care System
CCS Contamination Control Station
CCSL Command and Control Simulation Lab
CCSO Cook County Sheriff's Office
CCSO Component Chief Security Officer
CCSP Certified Cargo Screening Program
CCST Chemical Casualty Site Team
CCT Critical Care Transport
CCT Communications Coordination Team
CCTV Closed Circuit Television
CCU Correspondence Control Unit
CCV Characteristics and Common Vulnerabilities
CD Civil Defense
CD Code
CD Compact Disc
CDBG Community Development Block Grant
CDC Centers for Disease Control and Prevention
CDCP Center for Disease Control and Prevention
CDD Capability Development and Demonstration
CDD Cross-Disaster Database
CDE Committed Dose Equivalent
CDER Computer Data Entry Recorder
CDERA Caribbean Disaster Emergency Response Agency
CDEX Civil Defense Exercise
CDL Commercial Driver’s License
CDL Community Disaster Loan
CDM Content Design Manager
CDM conceptual data model
CDMA Code Division Multiple Access
CDO Central Dense Overcast
CDP Candidate Development Program
CDP Center for Domestic Preparedness
CDP Chemical Demilitarization Program
CDR Christian Disaster Response
CDR Critical Design Review
CDR Crude Death Rate
CDR Commander
CDRDB Conventional Disaster Resource Database
CDRG Catastrophic Disaster Response Group
CDRG-PAC Catastrophic Disaster Response Group - Primary Agency Committee
CD-ROM Compact Disk Read Only Memory
CDRS Call Detail Reporting System
CDS Charge Data System
CDSO Collateral Duty Safety Officer
CDSP Cache Demobilization Specialist
CDT Central Daylight Time (GMT - 5)
CDU Contagious Disease Unit
CDV Civil Defense Victoreen
CDX Control and Direction Exercise
CE Categorical Exclusion
CE Civil Engineer
CE continuous evaluation [security]
CEA County Executives of America
CEA cost-effectiveness analysis
CEA Council of Economic Advisors
CEB Contractor Evaluation Board
CEC Chief Exercise Controller
CED Committee for Economic Development
CEDAP Commercial Equipment Direct Assistance Program
CEDE Committed Effective Dose Equivalent
CEE Consolidated Enforcement Environment
CEEP Critical Employee Emergency Planning
CEF Cost Estimating Format
CEF Critical Emergency File
CEG Council for Excellence in Government
CEI Critical Elements of Information
CEM Certified Emergency Manager
CEM Comprehensive Emergency Management
CEMD County Emergency Management Director
CEMIS Crisis and Emergency Management Information System
CEMP Comprehensive Emergency Management Plan
CEMS Continuous Emission Monitoring System
CENL Chemical Event Notification Level
CENR Committee on Environment and Natural Resources
CEO Chief Executive Officer
CEO Community Education and Outreach
CEOC County Emergency Operations Center
CEOS Committee on Earth-Orbiting Satellites
CEP Circular Error Probable
CEP Civil Emergency Planning (NATO)
CEP Civil Emergency Preparedness
CEPAP Cost Estimating for the Public Assistance Program, Expert Panel on
CEPI Catastrophic Emergency Preparedness Initiative
CEPPO Chemical Emergency Preparedness and Prevention Office
CEQ Council on Environmental Quality
CERC Coastal Engineering Research Center
CERC Crisis and Emergency Risk Communication
CERCLA Comprehensive Environmental Response, Compensation, and Liability Act (aka: “Superfund”)
CERDEC Communications-Electronics Research Development and Engineering Center
CERES California Environmental Resources Evaluation System
CERT Computer Evidence Recovery Training
CERT Community Emergency Response Team
CERT Computer Emergency Recovery Team
CERT Computer Evidence Response Training
CERT Council of Energy Resource Tribes
CERT Computer Emergency Readiness Team
CERT/CC Computer Emergency Response Team/Coordination Center
CEST Cyber Emergency Support Team
CET Contraband Enforcement Team
CEU Compliance Enforcement Unit
CEU Continuing Education Unit
CEXS Cooperative Extension Service
CFA Capability Focus Area
CFA Cognizant Federal Agency
CFA Computerized Fleet Analysis
CFAI Commission on Fire Accreditation International
CFAO Cognizant Federal Agency Official
CFATS Chemical Facility Antiterrorism Standards
CFBCI Center for Faith Based and Community Initiatives (FEMA/CFBCI)
CFC Combined Federal Campaign
CFC-NCA Combined Federal Campaign of the National Capital Area
CFDA Catalog of Federal Domestic Assistance
CFGDP Crash Feed Grain Donation Program
CFI Credentialing Framework Initiative
CFIUS Committee on Foreign Investment in the United States
CFIVSAC Commercial Fishing Industry Vessel Safety Advisory Committee
cfm cubic feet per minute
CFO Chief Financial Officer
CFO Chief of Field Operations
CFO Council Chief Financial Officer’s Council
CFR Code of Federal Regulations
CFS Certified Fraud Specialists, Association of
cfs Cubic Feet Per Second
CFSA Consolidated Farm Service Agency
CFSI Congressional Fire Services Institute
CFT cross functional team
CFTC Commodity Futures Trading Commission
CG Coast Guard (see USCG)
CG Commanding General
CGD Coast Guard District
CGFAA Cerro Grande Fire Assistance Act
CGI Common Gateway Interface
CGISS Center for Geophysical Investigation of the Shallow Subsurface
CGM Computer Graphics Metafile
CGS Council of Graduate Schools
CH Channel
CHARM Complex Hazardous Release Model
CHAWS Chemical Hazard Warning System
CHCO Chief Human Capital Officer (MGMT/CHCO)
CHDS Center for Homeland Defense and Security
ChE Cholinesterase
CHECK 21 Check Clearing for the 21st Century Act
CHEMTREC Chemical Transportation Emergency Center
CHERCAP Comprehensive HAZMAT Emergency Response Capability Assessment Program
CHER-CAP Community Hazards Emergency Response - Capability Assurance Process
CHIP Capability and Hazard Identification Program
CHIP Critical Homeland Infrastructure Protection
CHM Chemistry of Hazardous Materials
CHPPM Center for Health Promotion and Preventive Medicine (United States Army)
CHRCL Center for Human Rights and Constitutional Law
CHRIS Chemical Hazard Response Information System
CHS Correctional Health Services
CI Critical Infrastructure
CI counterintelligence
CIA Catastrophic Incident Annex
CIA Central Intelligence Agency
CIAD Congressional and Intergovernmental Affairs Division
CIAETP Criminal Investigation in Automated Equipment Training Program
CIAO Chief Infrastructure Assurance Officer
CIAO Critical Infrastructure Assurance Office
CIAO Critical Infrastructure Assurance Officer
CICAD Center for Intelligence Collection Analysis and Dissemination
CICC DHS Counterintelligence Coordinating Council
CICG Critical Infrastructure Coordination Group
CID Command, Control and Interoperability Division (S&T/CID)
CID Criminal Investigation Division or Department, (split) Community Identification
CIDCON Civil Defense Condition
CIDER Computer Interactive Display, Entry, and Retrieval
CIEE Common Information Exchange Environment
CIF Central Information File
CIF Cost, Insurance, and Freight
CIG Central Intelligence Group
CIH Certified Industrial Hygienist
CII Critical Infrastructure Information
CIIA Critical Infrastructure Information Act of 2002
CIID Counterintelligence and Investigations Division (DHS)
CIII Critical Infrastructure Interdependencies Integrator
CIIMS Critical Infrastructure Inspection Management System
CIIP Critical Infrastructure Information Protection Interagency Working Group
CIIP IWG Critical Information Infrastructure Protection Interagency Working Group
CIK Crypto-Ignition Key
CIKR Critical Infrastructure and Key Resources
CIMA Channel Industry Mutual Aid
CIMRT Critical Incident Management Response Team
CIMS Correspondence and Issues Management System
CIMS Critical Incident Management Support
CIMS Critical Infrastructure Modeling System
CIMST Critical Incident Management Support Team
CINC Commander in Chief
CINCAMC Commander-in-Chief, Air Mobility Command
CINCLANT Commander-in-Chief, Atlantic Fleet
CINCNORAD Commander-in-Chief, North American Aerospace Defense Command
CINCPAC Commander-in-Chief, Pacific Command
CINCSOC Commander-in-Chief, Special Operations Command
CINCTRANS Commander-in-Chief, Transportation Command
CIND Compact Integrated Narcotics Detector
CINDI Center for Integration of Natural Disaster Information
CINDI Compact Integrated Narcotics Detector Instrument
CINS Catastrophic Incident of National Significance
CINT Chief Intelligence Officer
CIO Chief Information Officer
CIP Critical Infrastructure Protection
CIP Component Intelligence Program
CIP capital investment plan
CIP IWG Critical Infrastructure Protection Interagency Working Group
CIPAC Critical Infrastructure Partnership Advisory Council
CIPB Critical Infrastructure Protection Board
CIP-DSS CIP-Decision Support System
CIPIC Critical Infrastructure Protection Information Center
CIPP Certified Information Privacy Professionals
CIPWG Critical Infrastructure Protection Working Group
CIR Critical Infrastructure Resiliency
CIRA Catastrophic Incident Response Annex
CIRES Catastrophic Incident Response Execution Schedule
CIRG Critical Incident Response Group
CIRMS Council of Ionizing Radiation Measurements and Standards
CIRP Catastrophic Incident Response Plan
CIS Catastrophic Incident Supplement
CIS Central Index System
CIS Community Information System
CIS Civil Infrastructure Security
CIS see USCIS for Citizenship and Immigration Services
CISA Cybersecurity and Infrastructure Security Agency
CISD Critical Incident Stress Debriefing
CISM Critical Incident Stress Management
CISMT Critical Incident Stress Management Team
CISO Chief Information Security Officer
CISOMB Citizenship and Immigration Services Ombudsman
CISSC Central Information Systems Storage Center
CITAC Computer Intrusion Threat Assessment Center
CITMO Commercial Information Technology for Multinational Operations
CITP Criminal Investigator Training Program
CJCS Chairman of the Joint Chiefs of Staff
CJIS Criminal Justice Information Services
CJTF Commander, Joint Task Force
CK Caulk
CLAIMS Computer Linked Application Information Management System
CLASP Consular Lost and Stolen Passport System
CLASS Consular Lookout and Support System
CLDC Connected Limited Device Configuration
CLIA Civil Liberties Impact Assessment
CLIVAR Climate Variability
CLMS Claims Specialist
CLO Chief Logistics Officer
CLO Congressional Liaison Officer
CLOMA Conditional Letter of Map Amendment
CLOMR Conditional Letter of Map Revision
CLR Common Language Runtime
CLS Central Locator System
CM Cadre Manager
cm centimeter
CM Chief of Mission
CM Configuration Management
CM Consequence Management
CM Counter-Measure
CMA Certified Medical Assistant
CMA Chemical Manufacturers Association
CMA Chemical Materials Agency
CMA Community Map Action (Form)
CMAA Customs Mutual Assistance Agreement
C-MANPADS Counter-Man-Portable-Air-Defense Systems
CMAS Circular Map Accuracy Standard
CMAS Commercial Mobile Alert System
CMAT Consequence Management Advisory Team
CMC Center for Marine Conservation
CMC Crisis Management Center
CMC Crisis Management Coordinator
CMC Customs Management Centers
CMCAC Crisis Management Center Augmentation Cadre
CME Chief Medical Examiner
CME Continuing Medical Education
CMF Case Management File
CMG Consequence Management Group
CMHS Center for Mental Health Services
CMIA Cash Management Improvement Act
CMIR Currency and Monetary Instruments Report
CMIS Corporate Management Information System
CML Commercial
CMM Capability Maturity Model
CMMI Capability Maturity Model Integration
CMO Civil Military Operations
CMO Chief Medical Officer
CMOC Civil Military Operations Center
CMRT Consequence Management Response Team
CMS Call Management System
CMS Crisis Management System
CMS Centers for Medicare and Medicaid Services
CMT Crisis Management Team
CMTB Countermeasures Test Bed
CMU Concrete Masonry Unit
CMU Crisis Management Unit
CMV Commercial Motor Vehicle
CMX Crisis Management Exercise
CN Communications Network
CNA Certified Nursing Assistant
CNAC Customs National Aviation Center
CNBC Congress of National Black Churches
CNC Central Network Control
CNC Computer Numerical Control
CNCS Corporation for National and Community Service
CNDSP Computer Network Defense Service Provider
CNE Counternarcotics Enforcement, Office of (formerly CNO)
CNGB Chief of the National Guard Bureau
CNIES Cooperating Nations Information Exchange System
CNMI Commonwealth of the Northern Mariana Islands
CNN Cable News Network
CNO Chief of Naval Operations
CNO Counter-Narcotics Office (see CNE)
CNO Counternarcotics Officer
CNPPD Chemical & Nuclear Preparedness and Protection Division
CNR Center for National Response, The
CNS Central Nervous System
CNS Corporation for National Security
CNSC Canadian Nuclear Safety Commission
CNSIP Classified National Security Information Program
CNSNS Commission for Nuclear Safety and Safeguards
CNT Counternarcoterrorism
CNT Crisis Negotiation Team
CNU Crisis Negotiations Unit (FBI)
CNWDI Critical Nuclear Weapons Design Information
CO Commanding Officer
CO Communications Officer
CO Contracting Officer
CO Custodial Officer
CO2 Carbon Dioxide
COA Course of Action
COAC Customs Operations Advisory Committee
COAD Community Organizations Active In Disaster
COAP Center for Ocean Analysis and Prediction
COB Close of business
COBOL Common Business-Oriented Language
COBRA Chemical, Ordnance, Biological, Radiological
COBRA Coastal Barriers Resources Act
COBRE Carry-On Bag Remote Examination
COC Combat Operations Center
COC Country of Citizenship
COCO Computer Coordinator
COCOM Combatant Command
COCOM Coordinating Committee
COD Cash on Delivery
CODEL Congressional Delegation
CODIS Combined DNA Index System
COE US Army] Corps of Engineers (see USACE)
COE Center of Excellence
COEM Chicago Office of Emergency Management
COF Construction of Facilities projects
COG Continuity of Government
COG Council of Governments
COGCON Continuity of Government Readiness Conditions System
COGO Coordinate Geometry
COI Community of Interest
COI Critical Operational Issue
COL Colonel
COL Cost of Living
COLA Combined Operating License Application
COLA Cost of Living Allowance
COLISEUM Community On-Line Intelligence System for End Users and Managers
COLT Cellular on Light Truck
COM Communications
COM Component Object Model
COMC Communications Coordinator
COMCDTF Commander, Civil Disturbance Task Force
COMINT Communications Intelligence
COML Communications Unit Leader
COMM Communications
COMMDIR Communications Directory
CoMNET Consequence Management News, Equipment and Training
COMP Compensation/Claims Unit Leader
COMPUSEC Computer Security
COMREL Community Relations
COMSEC Communications Security
COMSVC Component Services (OHA/COMSVC)
CONG Congressional
CONGR Congress
CONO Contracting Officer
CONOPS Concept of Operations
CONOPS Control Operations
CONPLAN Concept of Operations Plan
CONPLAN Contingency Plan
CONPLAN United States Government Interagency Domestic Terrorism Concept of Operations Plan (see NRP)
CONUS Contiguous United States
CONUS Continental United States
CONUSA Continental United States Army
COO Chief Operating Officer
COO continuity of operations
COOP Continuity of Operations
COOP Continuity of Operations Plan
COP Chief of Party
COP Chief of Police
COP Committee of Principals
COP Common Operating/Operational Picture
COP Continuation of Pay
COP community of practice
COPS Community Oriented Policing Service
COR Central Office of Record
COR Contracting Officers Representative
CORBA Common Object Request Broker Architecture
C-ORD commercialization operational requirements document
CORE Cadre of On-call Response Employees
CORE Cadre of Response Employees
CORE Citizens of Oakland Respond to Emergencies
CORE capabilities, objectives, resources and evaluation
CORS Continuously Operating Reference Station
COS Cash on Shipment
COS Chief of Staff
COSIN Control Staff Instruction
COSMIC Computer Software Management and Information Center (NASA)
COSO Chief of Staff Office/Operations (former DHS Subcomponent)
COSP (see PLCY) Chief of Staff Office/Policy (former DHS Subcomponent)
COST Cost Unit Leader
COTHEN Cellular Over the Horizon Enforcement Network
COTP Captain of the Port
COTR Contracting Officer's Technical Representative
COTS Commercial Off-the-shelf
COUSCS Commercial Operations of the United States Customs Svc, Advisory Committee on
COW Cellular on Wheels
CP Command Post
CP Control Point
CP Coordination and Planning
CPA Coalition Provisional Authority
CPAS Cellular Priority Access System
CPAV Community Program Assistance Visit
CPC Country of Particular Concern
CPC Climate Prediction Center
CPC Commission on Professional Credentialing
CPD Community Planning and Development
CPD Community Preparedness Division
CPE Contingency Planning Exchange
CPG Civil Preparedness Guide
CPG Comprehensive Preparedness Guides
CPHC Central Pacific Hurricane Center
CPI Consumer Price Index
CPI critical program information
CPI continuous process improvement
CPIC Capital Planning and Investment Control
cpm characters per minute
cpm counts per minute
CPMCC Coalition Partner Mobile Command Center
CPO Chief Procurement Officer
CPO Central Processing Office
CPOT Consolidated Priority Organization Target
CPPA Certified Professional Property Administrator
CPPM Certified Professional Property Manager
CPPS Certified Professional Property Specialist
CPR Cardiopulmonary Resuscitation
CPRM Checkpoint Resource Management
CPS Certified Public Secretary
CPSC Consumer Product Safety Commission
CPSD Contingency Planning and Support Division
CPSP Comprehensive Passenger Screening Profile
CPTED Crime Prevention Through Environmental Design
CPU Central Processing Unit
CPX Command Post Exercise
CQA Commandant's Quality Award
CR Civil Rights
CR Claims Representative
CR Community Relations
CR Congressional Relations
CR County Road
CR continuing resolution
CRA certified release authority
CRADA Cooperative Research and Development Agreement
CRAF Civil Reserve Air Fleet
CRAMP Coral Reef Assessment and Monitoring Program
CRC Contamination Reduction Corridor
CRC Crisis Response Cell
CRC Curriculum Review Conference
YES Civil Rights and Civil Liberties, Office of
CRCPD Conference of Radiation Control Program Directors
CRDC Cybersecurity Research & Development Center
CRDF United States Civilian Research & Development Foundation
CRDS Consolidated Remote Delivery Site
CREATE Center for Risk and Economic Analysis of Terrorism Events
CREM Classified Removable Electronic Media
CREP Crew Representative
CREST Contingency Real Estate Support Team
CREW Cascadia Region Earthquake Workgroup
CRI Cities Readiness Initiative
CRL Certificate Revocation Lists
CRM Crisis (or Communications) Resource Manager
CRM Common Risk Model
CRO Community Reuse Organization
CRO Congressional Relations Officer
CROP Common Relevant Operational Picture
CROSS Counterterrorism Reporting on Suspicious Surveillance
CRP Conservation Reserve Program
CRP Critical Review Phase
CRR Case Resolution Records
CRRDB Comprehensive Reference Resource Database
CRREL (United States Army) Cold Region Research and Engineering Laboratory
CRS Catholic Relief Services
CRS Community Rating System
CRS Community Relations Service
CRS Congressional Research Service
CRT Cathode Ray Tube
CRTF Commander, Response Task Force (DOD)
CRTF Crisis Response Task Force
CRUD Create, Retrieve, Update, Delete
CRWB Crew Boss
CRWG (Hurricane Katrina) Comprehensive Review Working Group
CRWG Crisis Response Working Group
CRWRC Christian Reformed World Relief Committee
CRYSYS Cryospheric System
CRZ Contamination Reduction Zone
CS Chief of Staff
CS Chief Scientist [NOAA]
CS critical sensitive [position]
CS&C Cyber Security and Communications, Office of (NPPD/CS&C)
CS&T Cyber Security and Telecommunication (see CS&C)
CS1M Contracting Specialist, 1M
CS25 Contracting Specialist, 25K
CSA Chief of Staff, Army
CSA Cognizant Security Authority
CSA Community Services Administration
CSAC Chemical Security Analysis Center
CSAF Chief of Staff, Air Force
CSB United States Chemical Safety & Hazard Investigation Board
CSBG Community Services Block Grant
CSD Container Security Device
CSDGM Content Standard for Digital Geospatial Metadata
CSDP Chemical Stockpile Disposal Program
CSE Communications Security Establishment
CSEM Center for the Study of Emergency Management
CSEPP Chemical Stockpile Emergency Preparedness Program
CSG Coordinating Sub-Group
CSG Council of State Governments
CSG Counterterrorism Security Group
CSH Combat Support Hospital
CSHEMA Campus Safety, Health & Environmental Management Associations
CSHIB Chemical Safety and Hazards Investigation Board
CSHO Compliance Safety and Health Officer- OSHA
CSI Customer Satisfaction Index
CSI Container Security Initiative
CSID Call Subscriber ID
CSID Centralized Scheduling and Information Desk
CSIL Commercial Satellite Imagery Library
CSIRC Computer Security Incident Response Center
CSIRT Computer Security Incident Response Team
CSIS Center for Strategic International Studies
CSIS Credited Structures Inventory System
CSIS Canadian Security Intelligence Service
CSM Chemical Surety Material
CSMIP California Strong-Motion Instrumentation Program
CSO Chief Security Officer
CSO Component Security Officer
CSP Certified Safety Professional
CSPI Critical Systems Protective Initiative
CSPO Cargo Systems Program Office
CSREES Cooperative State Research Education and Extension Service
CSRS Civil Service Retirement System
CST Central Standard Time
CST Civil Support Team (National Guard--for WMD)
CSTARC Cyber Security Tracking, Analysis and Response Center
CSTE Council of State and Territorial Epidemiologists
CSU Crime Scene Unit
CSU Clearing-Staging Unit
CSU Customer Satisfaction Unit
CT Counterterrorism
CT/NP-ESG Counterterrorism and National Preparedness Exercise Sub-Group
CTA Combined Travel Authorization
CTAB Counterterrorism Advisory Board
CTAC Chemical Transportation Advisory Committee
C-TAP Counter-Terrorism Airport Primacy
CTB see CMTB
CTBT Comprehensive Nuclear Test Ban Treaty
CTC Counterterrorism Center
CTC Conference and Training Center
CTCC Counterproliferation Technology Coordinating Committee
CTD Concept and Technology Development
CTD Cumulative Trauma Disorder
CTD Counterterrorist Division
CTF Combined Task Force
CTGP Competitive Training Grant Program
CTI Computer Telephony Integration
CTIA Cellular Telecommunications & Internet Association
CTISS Common Terrorism Information Sharing Standards
CTJTF Counter-Terrorism Joint Task Force
CTOC Containerized Tactical Operations Center
CTOEM Connecticut Office of Emergency Management
CTOTF Counter-Terrorism Operations Training Facility
CTP Cooperating Technical Partners (Initiative)
C-TPAT Customs-Trade Partnership Against Terrorism
CTR Crew Time Report
CTS Carpal Tunnel Syndrome
CTS Cooperating Technical State
CTSP Computer Technical Specialist
CTTA Certified TEMPEST Technical Authority
CTTP Consolidated Trusted Traveler Program
CTU Chemistry/Toxicology Unit,
CTUIR Confederated Tribes of the Umatilla Indian Reservation
cu cubic
CUI Controlled Unclassified Information
CUI controlled but unclassified information
CUL Cost Unit Leader
CULS Cultural Specialist
CUREE Consortium of Universities for Research in Earthquake Engineering
CUSEC Central United States Earthquake Consortium
CUSP Central United States Partnership
CV Combined Verification
CV Curriculum Vitae
CVE Common Vulnerabilities and Exposures
CVE countering violent extremism
CVI Commercial Vehicle Inspection
CVO Cascades Volcano Observatory
CVP Citizenship Verification Procedures
CVS Clearance Verification System
CVS Combined Verification Section
CVVFA Cumberland Valley Volunteer Firemen’s Association
CW Chemical Warfare/Weapons
CW Continuous Wave
CWA Chemical Warfare Agent
CWA Clean Water Act
CWC Chemical Weapons Convention
CWG Concept Working Group
CWG Continuity of Operations Working Group
CWIED command wire improvised explosive device
CWIN Critical Infrastructure Warning Information Network
CWIN Cyberspace Warning Intelligence Network
CWMD Countering Weapons of Mass Destruction
CWN Call When Needed
CWP Center for Watershed Protection
CWS Check Writing System
CWS Church World Service
CWS Compressed Work Schedule
CWSN Cisco Works for Switched Networks
CWU Church Women United
CY Calendar Year
cy cubic yard
CZM Coastal Zone Management
CZMA Coastal Zone Management Act
D/A Departments and Agencies
D2PC An Army computer dispersion modeling capability
D2Puff An Army computer dispersion modeling capability that can factor in terrain and wind changes
DA Damage Assessment
DA Declaration of Applicant
DA Department of the Army
DA Disaster Assistance (FEMA/DA)
DA District Attorney
DA PAM Department of the Army Pamphlet
DAA Designated Accrediting Authority
DAAC Distributed Active Archive Center
DAAMS Depot Area Air Monitoring System
DAAT DHS Acronyms, Abbreviations, & Terms
DAC Defense Ammunition Center
DAC Direct Air Carrier
DAC Disaster Assistance Center (or Direct Air Carrier)
DACA Deferred Action for Childhood Arrivals
DACS Deportable Alien Control System
DAD Deputy Assistant Director
DAE Disaster Assistance Employee [aka: "SAE"]
DAEO Designated Agency Ethics Official
DAGC Deputy Associate General Counsel
DAIP Disaster Assistance Improvement Program
DALIS Disaster Assistance Logistics Information System
DALO Disaster Area Liaison Officer
DAM Digital Asset Management
DAMAGES Disaster Accountability Management System
DAN Document Accountability Number
DAO Defense Attache Office
DAP Disaster Assistance Program
DAR Designated Agency Representative
DARAC Direct Assistance Replacement Assistance Consideration
DARCOM Development And Readiness Command
DARIS Disaster Automated Reporting and Information System
DARO Defense Airborne Reconnaissance Office
DARP data access request process
DARPA Defense Advance Research Projects Agency
DART Disaster Assistance and Response Team
DART Daily Advisories/Risk and Threat
DART Damage Assessment Reconnaissance Team
DART DHS Accessibility Requirements Tool
DART Disaster Assessment and Recovery Team
DART Disaster Assessment and Response Team
DASA(ECW) Deputy Assistant Secretary of the Army for the Elimination of Chemical Weapons
DASC Disaster Assistance Support Center
DASH Deputy Assistant Secretary for Health
DASHO Designated Agency Safety and Health Official
DASP Disaster Assistance Support Program
DAST Disaster Assessment Survey Team
DAT Digital Audio Tape
DAWG Disaster Attache Working Group
DAWIA Defense Acquisition Workforce Improvement Act
DB Database
dB decibel
dB(A/B/C) Indicating The Method Used to Weight Sound Frequencies When Measuring Sound Pressure Levels
DBA Database Administrator
DBA Design Basis Accident
DBMS Database Management System
DBT design-basis threat
DC Dangerous Contact
DC Direct Current
DC Dislocated Civilians
DC District of Columbia
DC Dry Chemical
DC direct current
DCA Defense Communications Agency
DCA Disaster Communication Agreement
DCAA Defense Contract Audit Agency
DCAC Demilitarization Chemical Agent Concentrator
DCAS Document Control and Accountability System
DCBP Double Check Backflow Preventer
DCC Document Control Center
DCC Donation Coordination Center
DCCC Defense Collection Coordination Center
DCD Deseret Chemical Depot
DCE Defense Coordinating Element
DCE Disaster Communications Equipment
DCE/MED TF Disaster Coordinating Element/ Medical Task Force
DCEMA District of Columbia Emergency Management Agency
DCFO Deputy Chief Financial Officer
DCFSA Dependent Care Flexible Spending Account
DCG Disaster Control Group
DCHD DuPage County Health Department
DCI Director of Central Intelligence
DCID Director of Central Intelligence Directive
DCIS Defense Criminal Investigative Service
DCIX DHS Counterintelligence Executive
DCLN Declaration
DCLO Deputy Congressional Liaison Officer
DCM Deputy Chief of Mission
DCMI Dublin Core Metadata Initiative
DCN Disaster Contractors Network
DCN Document Control Number
DCO Defense Coordinating Officer
DCO Disaster Coordinating Office
DCP Development Concept Plan
DCPA Defense Civil Preparedness Agency
DCPDS Defense Civilian Personnel Data System
DCPS Digital Cartographic Production System
DCS Digital Control System
DCS Data Collection System
DCS Defense Communications System
DCS Defense Courier Service
DCS Deputy Chief of Staff
DCT Data Collection Tool
DCT Donations Coordination Team
DCV Detector Check Valve
DCWDB Direction, Control and Warning Database
DCX Direction and Control Exercise
DD Damaged Dwelling
DD Defensive Driving
DD Direct Dial
DD Dynamic Data
DDD Direct Distance Dialing
DDE Dynamic Data Exchange
DDL Data Definition Language
DDO Deputy Director of Operations
DDOS Distributed Denial of Service
DDP Data-Derived Product
DDRM Deputy Disaster Recovery Manager
DEA Data Exchange Agreement
DEA Drug Enforcement Administration
DEAC Deemed Export Advisory Council
DEAS Digital Emergency Alert System
DEASTP Digital Evidence Acquisition Specialist Training Program
DEC DCI Environmental Center
DEC Director’s Executive Council
DEC Disaster Emergency Communications
DEC Disasters Emergency Committee
DECD Department of Economic and Community Development
DECK Deck Coordinator
DECON Decontamination
DED Department of Education
DEE Department Environmental Executive (DHS)
DEEDS Data Elements for Emergency Department Systems (CDC)
DEERS Defense Eligibility Enrollment Reporting System
DEFCON Defense Condition
deg degree
DEI Dose Equivalent Iodine
DELO Deputy Environmental Liaison Officer
DEM Department of Environmental Management
DEM Digital Elevation Model
DEM Division of Emergency Management
DEMA Department of Energy and Military Affairs
DEMS Domestic Emergency Management System
DEN Domestic Events Network
DEO Detention Enforcement Officer
DEP Department of Environmental Protection
DEP Domestic Emergency Preparedness
DEPER Deployed Personnel Report
DEPS Domestic Emergency Planning System
DEPSEC Deputy Secretary
DEPSECDEF Deputy Secretary of Defense
DEQ Department of Environmental Quality
DERC Damage Estimates, Ranges and Casualties
DERF Defense Emergency Response Fund
DERIS Domestic Emergency Response Information Services
DES Data Encryption Standard
DES Disaster Emergency Services
DES Division of Emergency Services
DESCOM Depot System Command
DEST Domestic Emergency Support Team
DETER Defense Technology Experimental Research
DEW Distant Early Warning
DFA Direct Federal Assistance
DFAA Delegation of Financial Assistance Authority
DFAIT Department of Foreign Affairs and International Trade
DFAS Defense Financial Accounting Service
DFCO Deputy Federal Coordinating Officer
DFIRM Digital Flood Insurance Rate Map
DFIRM-DLG Digital Flood Insurance Rate Map - Digital Line Graph
DFO Designated Federal Official
DFO Disaster Field Office
DFOM Disaster Field Operations Management
DFOMC Disaster Field Operations Management Course
DFRN Disaster Federal Register Notice
DFSG Disaster Financial Services Group
DFSR Disaster Financial Status Report
DFTO Disaster Field Training Office
DFTO Disaster Field Training Organization
DG/CS Dangerous Goods/Cargo Security
DGCO Deputy Grant Coordinating Officer
DGN Design (File)
DGPS Differential Global Positioning System
DGSA DOD Goal Security Architecture
DGZ Desired Ground Zero
DH Disaster Housing
DHA Disaster Housing Assistance
DHAP Disaster Housing Assistance Program
DHC Disaster Housing Checkwriter
DHCD Department of Housing and Community Development
DHelp Disaster Help Web Site
DHF Dengue Hemorrhagic Fever
DHHS Department of Health and Human Services
DHO Disaster Housing Officer (replaced by IA Program/HA Manager)
DHP Disaster Housing Program (replaced by IHP/HA)
DHS Disaster Health Service
DHS U.S. Department of Homeland Security
DHS CAT DHS Crisis Action Team
DHS-IE Department of Homeland Security Intelligence Enterprise
DHS-ISE DHS Information Sharing Environment
DHUD Department of Housing and Urban Development (also HUD)
DIA Defense Intelligence Agency
DIAC Defense Intelligence & Analysis Center
DIAO Deputy Individual Assistance Officer
DIB Defense Industrial Base
DIC Deputy Incident Commander
DICE DEA Internet Connectivity Endeavor
DID Direct Inward Dial
DIDA Detection, Identification, and Assessment
DIDS Decision Information Distribution System
DIFAX Digital Facsimile
DIHS Division of Immigration Health Services
DII Defense Information Infrastructure
DIL Derived Intervention Level
DIMC Digital Identity Management Center
DIMHRS Defense Integrated Military Human Resources System
DIMO Defense Institute of Medical Operations
DIMOS Drug Intelligence Method of Operation System
DIR Director
DIR Domestic Imagery Requirement
DIRC Disaster Information Resource Center
DIRNSA Director, National Security Agency
DIS Defense Investigative Service
DIS Distributed Interactive Simulation
DIS digital imaging system
DISA Defense Information Systems Agency
DISC Disaster Information System Clearinghouse
DISCO Defense Industrial Security Clearance Office
DISCO Defense Industrial Security Clearance Officer
DISN Defense Information System Network
Disposition PTA disposition privacy threshold analysis
DISUM Daily Intelligence Summary
DISUM Disaster Summary
DIVS Division/Group Supervisor
DLA Defense Logistics Agency
DLG Digital Line Graph
DLG-3 Digital Line Graph Level 3
DLL Dynamic-Link Library
DLS Disaster Legal Services
DLSGP Driver's License Security Grant Program
DLT Department Leadership Team
DM Dimension
DM Disaster Management
DMA Defense Mapping Agency
DMA Designated Market Area
DMA Disaster Mitigation Act
DMA Disaster Mitigation Act of 2000 (also called DMA 2000 or DMA2K)
DMAC Disaster Management Advisory Committee
DMAG Deputy’s Management Action Group
DMAT Disaster Medical Assistance Team
DMDC Defense Manpower Data Center
DMH Department of Mental Health
DMH Disaster Mental Health
DMHT Disaster Mental Health Team
DMI Disaster Management Interoperability
DMIATF Data Management Improvement Act Task Force, INS
DMIS Disaster Management Interoperability Services
DMI-Services (or DMIS) Disaster Management Interoperability Services
DMOB Demobilization Unit Leader
DMORT Disaster Mortuary Operational Response Team
DMRIS Defense Medical Regulating Information System
DMRS Data Management and Retrieval System
DMS Dispatch Messaging System
DMS Document Management System
DMSS Defense Medical Surveillance System
DMV Department of Motor Vehicles
DNA Defense Nuclear Agency
DNA Deoxyribonucleic acid
DNAT Defense Nuclear Advisory Team
DND Department of National Defense
DNDO Domestic Nuclear Detection Office (see CWMD)
DNF Did Not Finish
DNFSB Defense Nuclear Facilities Safety Board
DNI Director of National Intelligence
DNR Department of Natural Resources
DNS Department of Nuclear Safety
DNS Domain Name Server
DNSSEC Domain Name System Security Extensions
DO Designated Official (OEP)
DO Digital Orthophoto
DO Director of Operations
DO Disaster Operations (FEMA/DO)
DOA Dead On Arrival
DOA Department of Agriculture
DOB Date of Birth
DOB Duplication of Benefits
DOC Department Operations Center
DOC Discrete Organic Chemicals
DOC Department of Corrections
DOC Department of Conservation
DOC United States Department of Commerce
DOCL Documentation Unit Leader
DOD United States Department of Defense
DODD Department of Defense Directive
DODESB Department of Defense Explosive Safety Board
DODMS DOD Discovery Metadata Standard
DODRDB Department of Defense Resource Database
DOE United States Department of Energy
DOEd United States Department of Education (see ED)
DOG Deployable Operations Group
DOH Department of Health
DOI Innovation/HSARPA Division (S&T/DOI)
DOI United States Department of the Interior
DOIM Director of Information Management
DOJ United States Department of Justice
DOL United States Department of Labor
DOLP Disaster Operations Leadership Program
DOM Disaster Operations Manual
DOMO Domestic Operations (USCIS/DOMO)
DOMS Director of Military Support
DON Donation
DONAT Donation
DOQ Digital Orthophoto Quadrangle
DOR Research Division (S&T/DOR)
DOS Disk Operating System
DOS United States Department of State
DOT Transition Division (S&T/DOT)
DOT United States Department of Transportation
DOZB Dozer Boss
DP Disaster Preparedness
DP Double Pedestal
DP# (Drop points are numbered and marked locations on a fire where people meet, equipment is exchanged, and resources may be stationed.)
DPA Deepwater Ports Act
DPA Defense Production Act
DPA Delegation of Procurement Authority
DPAO Deputy Public Affairs Officer
DPAO Deputy Public Assistance Officer
DPAS Defense Priorities and Allocations System
DPC Domestic Policy Council
DPETAP Domestic Preparedness Equipment Technical Assistance Program (NDPC)
DPFO Deputy Principal Federal Official
DPG Defense Planning Guidance
DPIG Disaster Preparedness Improvement Grant
DPM Disintegrations Per Minute
DPMT Disaster Pediatric Medical Team
DPMU Disaster Portable Morgue Unit
DPOD Disaster Personnel Operations Division
DPP Disaster Processing Procedures
DPP Domestic Preparedness Program
DPPC Data Protection and Privacy Commissioners
DPRE Displaced Persons, Refugees and Evacuees
DPRO Display Processor
DPS Department of Public Safety
DPS Dry Pendent Sprinkler
DPV Dry Pipe Valve
DPW Department of Public Works
DR Disaster Declaration Number (alphabetic designation or precursor for)
DR Disaster Recovery
DR Disaster Response
DR Door(s)
DRASH Deployable Rapid-Assembly Shelter
DRAT District Response Advisory Team
DRC Disaster Recovery Center
DRD Direct-Reading Dosimeter
DREC Deputy Regional Emergency Coordinator
DRES Disaster Response Evaluation System
DRF Disaster Relief Fund
DRF Disaster Response Force
DRG Digital Raster Graphic
DRG Disaster Response Group
DRG District Response Group
DRG Domestic Readiness Group
DRII Disaster Recovery Institute International
DRL Derived Response Levels
DRM Data Reference Model
DRO Detention and Removal Office (ICE/DRO)
DRP Division of Radiation Protection
DRS Disaster Reconnaissance System
DRSF Disaster Response Support Facilities
DRSS Division of Radiation Safety and Safeguards
DRT Disaster Response Team (NIMA)
DRTF Disaster Relief Task Force
DRU Direct Reporting Unit
DRU Disaster Resistant Universities
DRU Disaster Response Unit
DRWD Disaster Reserve Workforce Division
DS Damage Survey
DS Deputy Secretary
DSA Digital Standard Algorithm
DSB Defense Science Board
DSBCC Detection Systems for Biological & Chemical Countermeasures
DSC Digital Selective Calling
DSCA Defense Support of Civil Authorities
DSCO Deputy State Coordinating Officer
DSCS Defense Satellite Communications System
DSEA Domestic Security Enhancement Act of 2003
DSEC Deputy Secretary
DSEL Dynamic Synchronization Event Log
DSES Directory Services and E-mail System
DSFO Deputy Senior FEMA Official
DSL Digital Subscriber Line
DSN Defense Switched Network
DSO Director of Site Operations
DSO Disaster Safety Officer
DSP Disaster Support Package
DSR Damage Survey Report
DSS Digital Signature Standard
DSS Decision Support System
DSS Diplomatic Security Service
DSSG Defense Science Study Group
DSWA Defense Special Weapons Agency
DT Development Team
DT&E Development Test and Evaluation
DT/CPS Domestic Terrorism/Counterterrorism Planning Section (FBIHQ)
DTAPPS Disposable Toxicological Agent Personal Protection System
DTD Data Transfer Device
DTD Document Type Definition
DTE Disaster Temporary Employee(s)
DTED Digital Terrain Elevation Data
DTG Date-Time Group
DTIC Defense Technical Information Center
DTM Digital Terrain Model
DTMF dual tone multi frequency switch
DTMS Disaster Transportation Management System
DTO Drug Trafficking Organization
DTOC Deployable Tactical Operations Center
DTOS Deployable Tactical Operations System
DTRA Defense Threat Reduction Agency
DTRG Defense Technical Response Group
DTRIM Domestic Threat Reduction and Incident Management
DTS Diplomatic Telecommunications Service
DTSA Defense Technical Security Agency
DU Dobson Unit
DUA Disaster Unemployment Assistance
DUH Detached Unit Housing
DUL Documentation Unit Leader
DULL SWORD Nuclear safety deficiency
DUNS Data Universal Numbering System
DURC dual use research of concern [life sciences]
DUS Deputy Under Secretary
DUSIO Deputy Under Secretary for Intelligence Operations
DUSM Deputy United States Marshal
DUST OFF Medical Evacuation via Helicopter (slang)
DV Distinguished Visitor
DVA Department of Veterans Affairs
DVD Digital Versatile Disk
DVM Doctor of Veterinary Medicine
DW Data Window
DWG Drawing (file)
DWI Disaster Welfare Information (or Inquiry)
DWI Driving While Intoxicated
DWML Digital Weather Markup Language
DWR Department of Water Resources
DWT Dead Weight
DWT deadweight ton
DXF Drawing Exchange Format
DZOP Dozer Operator
E 911 Enhanced 9-1-1
E number Equipment number
E.O. Executive Order of the President
EA Eastern Area
EA Emergency Action
EA Energy Assurance
EA Environmental Assessment
EA External Affairs
EA Enterprise Architecture
EAB Enterprise Architecture Board
EAB Exclusion Area Boundary
EACC Eastern Area Coordination Center
EACG Eastern Area Coordinating Group
EACOE Enterprise Architecture Center of Excellence
EACT Emergency Action and Coordination Team
EAD Executive Associate Director
EAD Employment Authorization Document
EADRCC Euro-Atlantic Disaster Response Coordination Center
EAG Exercise Analysis Group
EAGLE Enterprise Acquisition Gateway for Leading Edge Solutions
EAI Enterprise Application Integration
EAL Emergency Action Level
EAL Entry Authority List
EAM Emergency Action Message
EAO Emergency Action Officer
EAO Energy Assurance Office (see also EA)
EAP Emergency Action Plan
EAP Emergency Action Procedures
EAP Emergency Assistance Personnel
EAP Employee Assistance Program
EAP Event Action Plan
e-APIS electronic-Advanced Passenger Information System
EAPMO Enterprise Architecture Program Management Office
EAR Emergency Alert Radio
EAR Exercise Analysis Report
EARN Employer Assistance Referral Network
EARS Emergency Animal Rescue Service
EART Evening Advisory Risk Threat
EAS Emergency Alert System
EAWA Employ American Workers Act
EBR Endogenous Biological Regulators
EBS Emergency Broadcast System (see EAS)
EBT Electronic Benefits Transfer
EBW Electronic Bridge Wire
EBW Exploding Bridge Wire
EBW exploding bridge wire initiator
EC Electronic Commerce
EC Elevation Certificate
EC Emergency Coordinator
EC Environment of Care (medical)
EC Extraordinary Circumstances
ECA Earth-orbit Crossing Asteroid
ECA Edgewood Chemical Activity
ECAB Emergency Change Advisory Board
ECAPS Enterprise Coordination & Approval Processing System
ECBC Edgewood Chemical Biological Center
ECC Emergency Communications Center
ECCS Emergency Core Cooling System
ECCV Emergency Command and Control Vehicle
ECD Effective Cumulative Dose
ECD Emergency Contacts Directory
ECD Estimated Completion Date
ECFG Emergency Coordination Functional Group
ECG Emergency Coordination Group
ECG Exercise Control Group
ECI Export-Controlled Information
ECL Emergency Classification Level
ECN Executive Control Node
ECP Emergency Conservation Program
ECP Entry Control Point
ECPC Emergency Communications Preparedness Center
ECS Electronic Certification System
ECS Emergency Communications Staff
ECS Emergency Coordinating Staff
ECSAP Electronic Crimes Special Agent Program
ECT Emergency Coordinating Team,
ECT Exercise Control Team
ECT See IQ (formerly Executive or Enterprise Correspondence Tracking System)
ECTF Electronic Crimes Task Force
ECU Environmental Control Unit
ECWAG Emergency Community Water Assistance Grant
ED Effective Dose
ED Emergency Department
ED United States Department of Education
ED&DG Exercise Design and Development Group
EDA Economic Development Administration
EDAC Economic Defense Advisory Committee
EDAP Excess Delivery Acquisition Program
EDC Energy Disruption Committee
EDC EROS Data Center
EDD Explosive Detection Device
EDE Effective Dose Equivalent
EDEN Education Disaster Extension Network
EDI Electronic Data Interchange
EDIFACT EDI for Administration, Commerce, and Transport
EDIS Emergency Disaster Information System
EDITH Exit Drills In The Home
EDL Environmental Disposal Liability
EDMO Enterprise Data Management Office (formerly MCOE)
EDPP Electronic Design and Pre-Press
EDR Economic Development Representative
EDR External Data Request
EDRC Expanded Dispatch Recorder
EDS Explosive Detection System(s)
EDT Eastern Daylight Time
EDT Explosive Device Team
EDXL Emergency Data Exchange Language
EDXL-DE EDXL Distribution Element
EDXL-RM Emergency Data Exchange Language Resource Messaging
EEE Eastern Equine Encephalitis
EEE Essential Evaluation Elements
EEG Exercise Evaluation Guide
EEGL Emergency Exposure Guidance Level
EEI External Environment Interface
EEI Essential Elements of Information
EEM Exercise Evaluation Methodology
EENET Emergency Education Network
EEO Equal Employment Office
EEO Equal Employment Opportunity
EEOC Equal Employment Opportunity Commission
EER Eligible Existing Resources
EERI Earthquake Engineering Research Institute
EESL Extreme Events Simulation Laboratory
EET Emergency Evacuation Team
EEVS Employment Eligibility Verification System
EEX Employee Express
EEZ Exclusive Economic Zone
EFAP Emergency Feed Assistance Program
EFL environmental financial liabilities
EFO Emergency Field Office
EFOP Executive Fire Officer Program
EFP Emergency Feed Program
EFP explosively formed projectile charge
EFPOP Executive Fire Prevention Officer Program
EFS Emergency Food & Shelter
EFSNB Emergency Food and Shelter National Board
EFSP Emergency Food and Shelter Program
EFT Electronic Funds Transfer
E-GIS DHS-wide enterprise GIS system
EGM Enhancing Grants Management
E-Gov E-Government
EHM Earthquake Hazard Mitigation
EHP Environmental Planning & Historic Preservation
EHP Environmental/Historic Preservation
EHR Electronic Health Records
EHS Extremely Hazardous Substance
EHU Emergency Housing Unit
EI Exercise Information
EIC Earned Income Credit
EIC Emergency Interoperability Consortium
EICC Emergency Information and Coordination Center
EID Enforcement Integrated Database
EIDA Executive Information and Display Area
EIDL Economic Injury Disaster Loan
EIIP Emergency Information Infrastructure Partnership
EIM Emergency Information Management
EIMA Emergency Information and Media Affairs
EIN Employer Identification Number
EIO Emergency Information Officer
EIPA Emergency Information and Public Affairs
EIPT Exercise Integrated Process Team
EIRS Emergency Information Retrieval System
EIS Epidemic Intelligence Service
EIS Emergency Information System
EIS Environmental Impact Statement
EIS Epidemiological Intelligence Service
EIT Electronic Information Technology
EIT electronic and information technology
EITS Enhanced International Travel Security System
EJ Environmental Justice
EKU Eastern Kentucky University
ELC Engineering Logistics Center
ELF Earth Liberation Front
ELINT Electronic Intelligence
ELO Enabling Learning Objectives
ELO Environmental Liaison Officer
ELR Employee Labor Relations
ELT Emergency Location Transmitter
ELT Evacuation Liaison Team
EM Emergency Management
EM Emergency Manager
EM Environmental Management
EM Exercise Manual
EMA Emergency Management Agency
EMAC Emergency Management Assistance Compact
E-mail Electronic Mail
EMAP Emergency Management Accreditation Program Standard
EMAS Emergency Management Assessment System
EMD Electronic Monitoring Device
EMD Emergency Management Director
EMD Emergency Management Division
EMD Emergency Medical Dispatcher
EMERCOM Emergency Command
EMERGCON Emergency Condition
eMerge2 electronically Managing enterprise resources for government effectiveness and efficiency
EMERS Emergency Management Exercise Reporting System
EMI Electromagnetic Interference
EMI Emergency Management Institute
EMI Emergency Management Institute, Board of Visitors for the
EMIO Expanded Maritime Interdiction Operation
EMIS Emergency Management Information System
EML Environmental Measurements Laboratory
EMMIE Emergency Management Mission Integrated Environment (disasters)
EMNPP Emergency Management and National Preparedness Program
EMOC Emergency Management Operations Center
EMOC Emergency Management Operations Course
EMP Electromagnetic Pulse
EMP Emergency Management Plan
EMPA Emergency Management Planning and Assistance
EMPG Emergency Management Performance Grant
EMPO Emergency Medical Preparedness Office
EMPS Emergency Management Program Specialist
EMPTY QUIVER Theft, seizure, or loss of a nuclear weapon or component
EMR Electromagnetic Radiation
EMR Emergency Minimal Repair
EMR Environmental Management Review
EMR-ISAC Emergency Management & Response-Information Sharing & Analysis Center
EMRS Emergency Management Response System
EMRT Emergency Medical Response Team
EMS Emergency Management Specialist
EMS Emergency Medical Services
EMS Emergency Medical System
EMS Environmental Management System
EMS Evacuation Management System
EMSHG Emergency Management Strategic Healthcare Group
EMSSA Emergency Medical Services System Act
EMSTEAC Emergency Medical Services Training Education Advisory Council
EMT Emergency Management Team
EMT Emergency Management Training
EMT Emergency Medical Technician
EMTALA Emergency Medical Treatment and Active Labor Act
EMTASC Emergency Management Training, Analysis & Simulation Center
EMT-B Emergency Medical Technician - Basic
EMT-I Emergency Medical Technician - Intermediate
EMT-P Emergency Medical Technician - Paramedic
EMWIN Emergency Managers Weather Information Network
END Exotic Newcastle Disease
ENDEX End of Exercise
ENGB Engine Boss
ENOP Engine Operator
ENR Environmental and Natural Resources
ENS Emergency Notification Service/System
ENSO El Nino / Southern Oscillation
EO Electro-Optical
EO Emergency Office
EO Environmental Officer
EO Executive Order
EO Exterior Orientation (Parameter)
EO/IR Electro Optical/Infrared
EOC Emergency Operations Center
EOC European Olympic Committee
EOD Entered on Duty
EOD Explosive Ordnance Disposal
EOD entrance on duty
EOD entry on duty
EOD determination entry on duty determination
EOD determination entrance on duty determination
EOE Equal Opportunity Employer
EOEA Executive Office of Environmental Affairs
EOF Emergency Operations/Operating Facility
EOF End of File
EOG Exercise Observation Group
EOIR Executive Office for Immigration Review
EOM End of Month
EOO Emergency Operations Organization
EOP Emergency Operations/Operating Plan
EOP Executive Office of the President
EOP Extent of Play
EOPT Emergency Operations Planning Template
EOS Earth-Observing System
EOS Emergency Operations Software
EOS Equation of State
EOT Emergency Operations Team
EOV Emergency Operations Vehicle
EOW Envelope of Water
EP Electric Power
EP Emergency Programs
EP&HP environmental planning and historic preservation
EP&HP DSS environmental planning and historic preservation decision support system
EPA United States Environmental Protection Agency
EPAD Emergency Provider Access Directory
EPAL Enterprise Privacy Authorization Language
EPAP Equipment Purchase Assistance Program
EPC Emergency Preparedness Canada
EPCA Energy Policy and Conservation Act
EPCRA Emergency Planning and Community Right-to-Know Act
EPD Electronic Personnel Dosimeter
EPEAT® electronic product environmental assessment tool
EPG Emergency Planning Guide
EPG Exercise Preparation Guide
EPI Emergency Public Information
EPIC Emergency Preparedness Information Coordinator
EPIC Electronic Privacy Information Center
EPICS Emergency Preparedness Incident Command Stimulation
EPL Evaluated Products List
EPLO Emergency Preparedness Liaison Officer
EPM Environmental Planning and Historic Preservation Program Manager
EPMS Environmental Portable Monitoring System
EPO Environmental Protection Officer
EPOC Emergency Point(s) of Contact
EPOC Emergency Preparedness Operations Center
EPP environmentally preferable
EPP Employee Personal Page
EPP Executive Potential Program
EPPC Emergency Prevention and Preparedness Council
EPPM Emergency Planning, Preparedness, and Mobilization
EPPM Environmental Planning Program Manager
EPR Emergency Preparedness and Response
EPS Encapsulated PostScript
EPSCoR Experimental Program to Stimulate Competitive Research
EPW Exercise Planning Workshop
EPZ Emergency Planning Zone
EQPCE Earthquake Preparedness Center of Expertise
EQPI Equipment Inspector
EQPM Equipment Manager
EQTR Equipment Time Recorder
EQUIP Earthquake Impacts Projection (Model)
E-Quip Electronic Questionnaire for Investigation Processing
ER Emergency Relief
ER Emergency Room
ER Equal Rights
ER Expedited Removal
ERAMS Environmental Radiation Ambient Monitoring System
ERB Economic Resources Board
ERC Emergency Response Coordinator
ERCG Emergency Response Coordination Group
ERCP Emergency Response Concept Plan
ERDA Energy Research and Development Administration
ERDC Engineer Research and Development Center [United States Army]
ERDEC Edgewood Research, Development and Engineering Center
ERF Emergency Response Facility
ERFOG Emergency Responder Field Operating Guide
ERG Emergency Relocation Group
ERL Environmental Research Laboratories
ERLink Emergency Response Link
ERM Enforcement Removal Module
ERM Elevation Reference Mark
ERMS Enterprise Records Management System
ERMS Emergency Resource Management System
ERN Emergency Response Network
ERO Emergency Response Official
ERO Equal Rights Office
ERO Equal Rights Officer
EROS Earth Resources Observing Satellite
ERP Expedited Removal Process
ERP Elevation Reference Point
ERP Emergency Response Plan
ERP Enterprise Resource Planning
ERPA Emergency Response Planning Area
ERPG Emergency Response Guidelines
ERPS Effluents Radiation Protection Section
ERPS Emergency Response Planning Scenario
ERRO Emergency Response/Recovery Office (USACE)
ERRS Emergency and Rapid Response Services
ERS Emergency Relocation Site
ERS Executive Reporting System
ERSAC Emergency Response Senior Advisory Committee
ERT Environmental Response Team
ERT Emergency Response Team
ERT Evidence Response Team
ERT:BC Emergency Response to Terrorism: Basic Concepts
ERT:SS Emergency response to Terrorism: Self-Study
ERT-A Emergency Response Team - Advance Element
ERT-N-NCR National Emergency Response Team for the National Capital Region
ERT-S Emergency Response Team Support Capability
ERV Emergency Response Vehicle
ERW Enhanced Radiation Weapon
ES Emergency Support
ES End System
ES Engineering Section (Information Resources Division, FBIHQ)
ES Environmental Specialist
ES Executive Secretariat (see ESEC)
ESA Endangered Species Act
ESA essential supporting activity
ESAP Energy Security and Assurance Program
ESAR-VHP Emergency System for the Advanced Registration of Volunteer Health Professionals
ESC Executive Steering Committee
ESCAP Electronic Crimes Special Agent Program
ESD Emergency Services Director
ESDP Engineering Study Data Package
ESDPF Engineering Study Data Package Facility
ESDRB Emergency Services and Disaster Relief Branch
ESEC Executive Secretariat
ESEC Office of the Executive Secretary
ESF Emergency Support Function
ESF 01 Emergency Support Function - Transportation
ESF 02 Emergency Support Function - Communications
ESF 03 Emergency Support Function - Public Works and Engineering
ESF 04 Emergency Support Function - Firefighting
ESF 05 Emergency Support Function - Emergency Management
ESF 06 Emergency Support Function - Mass Care, Emergency Assistance, Housing, and Human Services
ESF 07 Emergency Support Function - Logistics Management and Resource Support
ESF 08 Emergency Support Function - Public Health and Medical Services
ESF 09 Emergency Support Function - Search and Rescue
ESF 10 Emergency Support Function - Oil and Hazardous Materials Response
ESF 11 Emergency Support Function - Agriculture and Natural Resources
ESF 12 Emergency Support Function - Energy
ESF 13 Emergency Support Function - Public Safety and Security
ESF 14 Emergency Support Function - Long-term Community Recovery
ESF 15 Emergency Support Function - External Affairs
ESFLG Emergency Support Function Leaders Group
ESGR Employer Support of the Guard and Reserve
ESI Electronically stored information
ESIC Earth Science Information Center
ESIF Emergency Services Interconnect Forum
ESL English as a Second Language
ESM Electronic Support Measures
ESM Enterprise Security Manager
ESN Electronic Serial Number
ESO Energy Senior Official
ESOH environment, safety, and occupational health requirements
ESP Early Site Permit
ESP Electric Service Priority
ESP Extranet Secure Portal
ESPC Energy Savings Performance Contract
ESS Electronic Switching System
ESS Emergency Services Sector
ESS Environmental Sensor Station
ESS-SSA Emergency Services Sector-Sector Specific Agency
ESSV Emergency Support Service Vehicle
EST Eastern Standard Time
EST Emergency Support Team
ESTA Electronic System for Travel Authorization
ESTD Established
ESTED Estimated Safe Time before Evacuation Decisions
ESTI Emergency Services Training Institute
ET Electronic Technician
ET End of Transect (Line)
ETA Employment and Training Administration
ETA Estimated time of arrival
ETAG Employee Training Advisory Group
ETC Emergency Transportation Center
etc et cetera
ETD Explosives Trace Detector
ETD Estimated time of departure
ETE Estimated Time Enroute
ETE Evacuation Time Estimate
ETIC Estimated Time in Commission
ETIS Emergency Traffic Information System
ETJ Extra-Territorial Jurisdiction (Limits)
ETL Extraction, Transformation and Loading
ETO Exercise and Training Officer
ETOC Emergency Tactical Operations Center
ETP Employment and Transition Plan
ETRMS Emergency Transportation Resource Management System
ETS Evacuation Time Study
ETT Eligible Travel Trailer
EU European Union
EU Explosives Unit (BDC, FBI)
EUI energy use intensity
EVM Earned Value Management
EVMS earned value management system
EVT Emergency Vehicle Technician
EVVE Electronic Verification of Vital Events
EW Emergency Worker
EWAC Emergency Worker and Assistance Center
EWC Emergency Worker Center
EWF Electronic Warfare
EWI Entry Without Inspection
EWMDS Emergency Worker Monitoring and Decontamination Station
EWO Emergency War Order
EWP Emergency Watershed Protection
EWRI Environmental and Water Resources Institute
EX/IM Bank Export/Import Bank of the United States
EXB Export-Import Bank
EXD Explosives Division (S&T/EXD)
EXPLAN Exercise Plan
EXTIN Extinguisher
F&STD Fire and Safety Test Detachment
F/ERO Federal Emergency and Mutual Aid Response Official
F/WRKGPS For Work Groups
FAA Federal Aviation Administration
FAA Foreign Assistance Act
FAADS Federal Assistance Award Data System
FAAP Foreign Airport Assessment Program
FAAR Facilitated After Action Report
FAAS FEMA Automated Acquisition System
FAAT FEMA Acronyms, Abbreviations, & Terms
FAAT Fully Analytical Aerial Triangulation
FAB FEMA Advisory Board
FAC Foreign Air Carrier
FAC Family Assistance Center
FAC Financial Attack Center
FACA Federal Advisory Committee Act
FACL Facilities Unit Leader
FACMAN Facilities Management System
FACNET Federal Acquisition Network
FACP Fire Alarm Control Panel
FAC-P/PM Federal Acquisition Certification for Program and Project Managers (*)
FAD Foreign Animal Disease
FADED GIANT Nuclear reactor radiological incident/ accident
FAE Fuel Air Explosives
FAEST Forward Area Emergency Support Trailers
FAI Fire/Arson Investigation
FAIH Federal Assistance to Individuals and Households
FAIR Federal Activities Inventory Reform Act [of 1998]
FAIR Fair Access to Insurance Requirements
FAITS FEMA Automated Inventory Tracking System
FALA Faller A
FALB Faller B
FALC Faller C
FAM Federal Air Marshal
FAMA Fire Apparatus Manufacturers' Association
FAMAS Facility Accreditation Management and Administration System
FAMC Fire Apparatus Manufactures’ Association
FAMIS FEMA Audit Management Information System
FAMS Federal Air Marshal Service (see OLE/FAMS)
FANMAP FEMA Automated Network Management Program
FAO Federal Approving Officer
FAO Federal Approving Official
FAO Food & Agricultural Organization (UN)
FAOC FEMA Alternate Operations Center
FAPRS Federal Access Program Retrieval System
FAQ Frequently Asked Questions
FAR Federal Acquisition Regulation
FAR Federal Aviation Regulations
FARS Financial Accounting and Reporting System
FAS Freight Assessment System
FAS Federal Acquisition Service
FAS Foreign Agricultural Service
FAS Freely Associated States
FASSE Federal Agency Support Service Element
FAST Future Attribute Screening Technology
FAST Field Assessment Team
FAST Free and Secure Trade [Initiative]
FAST Free and Secure Trade program
FAT first article testing
FAX Facsimile
FBAN Fire Behavior Analyst
FBCI Faith-Based and Community Initiatives
FBCO Faith-Based and Community Organizations
FBFM Flood Boundary and Floodway Map
FBI Federal Bureau of Investigation
FBIIC Financial and Banking Information Infrastructure Committee
FBINet Federal Bureau of Investigation Network
FBN Federal Base Network
FBO Fixed Base Operator
FBR Fast Breeder Reactor
FC Fire Control
FC Fire Corps (Citizen Corps Program Partner administered by USFA)
FC Federal Coordinator
FCA Farm Credit Administration
FCA facility condition assessment
FCBA Federal Communications Bar Association
FCC Federal Coordinating Center
FCC Federal Communications Commission
FCD Financial Crimes Division
FCDA Federal Civil Defense Agency
FCE Functional Capability Element
FCI Facility Condition Index
FCIC Federal Crop Insurance Corporation
FCIP Federal Crime Insurance Program
FCIP Federal Career Intern Program
FCIS Federal Crime Insurance System
FCM Federal Communications Manager
FCMG Fire Cache Manager
FCMSSR Federal Committee for Meteorological Services and Supporting Research
FCO Federal Coordinating Officer
F-codes Charge codes for FEMA incidents
FCP Federal Center Plaza
FCP Field/Forward Command Post
FCRR Fundamentals Course for Radiological Response
FCS Farm Credit Service
FCS Food and Consumer Service
FCSA Fee-Charge System Administrator
FCT Forward Coordinating Team
FD Fire Department
FD Foundation Data
FDA Food & Drug Administration
FDC Fire Department Connection
FDDI Fiber Distributed Data Interface
FDIC Federal Deposit Insurance Corporation
FDID Fire Department Identification Number
FDL Forensic Documents Laboratory
FDMS Federal Docketing Management System
FDNS Fraud Detection and National Security Unit
FDO Flight Deck Officer
FDP Federal Demonstration Project
FDRO Foreign Disclosure and Release Officer
FDSOA Fire Department Safety Officers Association
FDSS Federal Drug Seizure System
FDUL Food Unit Leader
FE Fire Extinguisher
FE Functional Exercise
FEA Federal Enterprise Architecture
FEA front-end analysis
FEB Federal Executive Board
FEB Federal Executive Branch
FEC Facility Emergency Coordinator
FEC Federal Election Commission
FEC Federal Electronics Challenge
FECA Federal Employees Compensation Act
FECC Federal Emergency Communications Coordinator
FED – TRT Federal Tactical Response Team
FEDCIRC Federal Computer Incident Response Center
FEDD Flood Elevation Determination Docket
FEDMER Federal Medical Evidence of Record
FED-STD Federal Standard
FEEA Federal Employee Education & Assistance
FEFFLA Federal Employees Family Friendly Leave Act
FEGLI Federal Employees' Group Life Insurance
FEHB Federal Employees Health Benefits
FEHB Federal Employee Health Benefits program
FEI Federal Executive Institute
FEIMS Fire and Explosion Investigation Management System
FEIS Final Environmental Impact Statement
FEKC FEMA Employee Knowledge Center
FELB Felling Boss
FEMA Federal Emergency Management Agency
FEMAAR Federal Emergency Management Agency Acquisition Regulation
FEMIS Federal Emergency Management Information System
FEMO Fire Effects Monitor
FEMSA Fire and Emergency Manufacturers and Services Association
FEPA Fair Employment Practices Agency
FERC FEMA Emergency Response Capability
FERC Federal Energy Regulatory Commission
FERO Federal Emergency Response Official
FERS Federal Employees Retirement System
FES Field Evaluation System
FESC Federal Emergency Support Coordinator
FESHE Fire and Emergency Services Higher Education
FEST Foreign Emergency Support Team
FEVS Federal Employee Viewpoint Survey
FF Firefighter
FFALC Federal Fire and Aviation Leadership Council
FFAMIA Federal Financial Assistance Management Improvement Act
FFARS FEMA Facsimile and Record System
FFATA Federal Funding Accountability and Transparency Act
FFC FEMA Finance Center (OCFO)
FFCD Full, Final, and Complete Disclosure
FFDO Federal Flight Deck Officer
FFE Federal Field Exercise
FFFI&PP Firefighter Fatality Investigation & Prevention Program (NIOSH)
FFI Financial Fraud Institute
FFMIA Federal Financial Management Improvement Act
FFMS FEMA Frequency Management System
FFO First Federal Official
FFRDC Federally Funded Research and Development Center
FFS Federal Financial System
FFSTG Federal Fire Service Task Group
FFT1 Firefighter Type 1
FFT2 Firefighter Type 2
FG fiscal guidance
FGCC Federal Geodetic Coordinating Committee
FGDC Federal Geographic Data Committee
FGI Foreign Government Information
FH Fire Hydrant
FHA Federal Housing Administration
FHA Fire Hazards Analysis
FHA Flood Hazard Area
FHAR Flood Hazard Analyses Report
FHBM Flood Hazard Boundary Map
FHCS Federal Human Capital Survey
FHFB Federal Housing Finance Board
FHH Fire Hose House
FHM Flood Hazard Mapping
FHML Federal Hazardous Material Law
FHR Fire Hose Rack
FHR Fire Hose Reel
FHWA Federal Highway Administration
FIA Federal Insurance Administration
FIAB Foreign Intelligence Advisory Board
FIAMIS Federal Insurance Administration Management Information System
FICA Federal Insurance Contributions Act
FICC Federal Interagency Coordination Council
FICEMS Federal Interagency Committee on Emergency Medical Services
FICO Flood Insurance Claims Office
FICO Flood Insurance Claims Officer
FIDA FEMA Information Data and Analysis
FIDLER Field Instrument for the Detection of Low Energy Radiation
FIE foreign intelligence entity
FIFMS FEMA Integrated Financial Management System
FIG Field Intelligence Groups
FIMO Federal Incident Management Official
FIN Fingerprint Identification Number
FINCEN Financial Center
FINCEN Financial Crimes Enforcement Network
FinCEN Financial Crimes Enforcement Network Project Gateway
FINS Federal Information Notices
FIO Federal Information Officer
FIO Fire Information Officer
FIOC Federal Interagency Operations Center
FIP Federal Information Processing
FIPNC Flood Insurance Producers National Committee
FIPS FOIA Information Processing System
FIPS Federal Information Processing Standard
FIR Federal Inspection Report
FIR Final Inspection Report
FIR Flood Insurance Report
FIRB Firing Boss
FIRESAT Fire-Detection Satellite System (previously known as the Integrated Hazard Information System)
FIRESCOPE Firefighting Resources of California Organized for Potential
FIRM Flood Insurance Rate Map
FIRM-DLG Flood Insurance Rate Map-Digital Line Graph
FIRMPD FEMA Information Resources Management Procedural Directive
FIRMR Federal Information Resources Management Regulation
FIS Flood Insurance Study
FISA Foreign Intelligence Surveillance Act
FISH Forensic Information System for Handwriting
FISMA Federal Information Security Management Act
FIST Field Intelligence Support Team
FIT Failed Income Test
FIT Financial Information Tool
FLAG FEMA Logistics Advisory Group
FLAR Forward Looking Airborne Radar
FLASH Fellow Law Enforcement Agencies Securing the Homeland
FLDPLN Floodplains
FLEA Fireline Explosive Advisor
FLEB Fireline Blaster
FLETA Federal Law Enforcement Training Accreditation
FLETC Federal Law Enforcement Training Center
FLETC Federal Law Enforcement Training Center (formerly Subcomponent under BTS)
FLEX Federal or FEMA Leadership Exercise
FlHB Fire Line Hand Book
FLIR Forward Looking Infrared Radar
FLO Fusion Liaison Officer
FLRA Federal Labor Relations Authority
FLS Flood Statement
FM Financial Management
FM Force Module
FM Frequency Modulation
FMA Field Mitigation Assistance
FMA Floodplain Management Association
FMA Flood Mitigation Assistance
FMAGP Fire Management Assistance Grant
FMAGP Fire Management Assistance Grant Program
FMANA Fire Marshals Association of North America (see IFMA)
FMAP Fire Management Assistance Program
FMAP Flood Mitigation Assistance Program
FMC Federal Maritime Commission
FMC Federal Management Circular
FMC Federal Mobilization Center
FMC Fully Mission Capable
FMCIMS Flood Map Center Inventory Management System
FMCS Federal Mediation and Conciliation Service
FMCSA Federal Motor Carrier Safety Administration
FMD Foot and Mouth Disease
FMDC Flood Map Distribution Center
FME Federally Managed Exercise
FMH Federal Meteorological Handbook
FmHA Farmers Home Administration
FMHCSS Federal Manufactured Home Construction and Safety Standards
FMLA Family and Medical Leave Act
FMO Fire Management Officer
FMP Field Management Program
FMR Fair Market Rental
FMS Federal Medical Shelters
FMS Financial Management System
FMSIS Flood Map Status Information Service
FMT Field Monitoring Team
FMV Fair Market Value
FMWC Federal Multilingual Website Committee
FN Foreign National
FNAMS FEMA National Automated Message System
FNAPS FEMA National Paging System
FNARS FEMA National Radio System
FNF Fixed Nuclear Facility
FNS Food and Nutrition Services
FO Field Office
FOB Federal Office Building
FOBS Field Observer
FOC FEMA Operations Center
FOC Forward Operations Center
FOC Free of Charge
FOC Full Operating Capability
FOD Foreign Object Damage
FOF Field Operating Facility
FOG Field Operating Guide
FOG Field Operation Guide
FOH Federal Occupational Health
FOI Functional Office Index
FOIA Freedom of Information Act
FONSI Finding of No Significant Impact
FOP Fugitive Operations Program
FOP Fraternal Order of Police
FORSCOM Forces Command
FOS Family of Services
FOS Federal Operations Support
FOSA Federal Operational/Operations Staging Area
FOSC Federal On-Scene Coordinator/Commander
FOSET finding of suitability [early transfer]
FOSL finding of suitability [lease]
FOSS Field Operating Site Setup
FOST finding of suitability [transfer]
FOUO For official use only
FOV Field of View
FOX fuel oxidizer explosive mixture
FP Fire Protection
FP Force Protection
FP&S Fire Prevention & Safety
FPA Federal Preparedness Agency
FPBF Fines, Penalties & Forfeiture
FPC Federal Power Commission
FPC Federal Preparedness Circular
FPC Federal Preparedness Coordinator
FPC Final Planning Conference
FPCs Federal Preparedness Coordinators
FPDL Fire Protection Demonstration Lab
FPE Fire Protection Engineering
FPEIS Federal Programmatic Environmental Impact Statement
FPF Federal Policy Fee
FPG Federal Preparedness Guide
FPI Floodplain Information Report
FPI Foreign Person of Interest
FPMR Federal Property Management Regulation
FPO Federal Preservation Officer
FPO Flood Potential Outlook
FPPS Federal Personnel Payroll System
FPS Federal Protective Service (ICE/FPS)
FQI Federal Quality Institute
FR Field Reference
FR Federal Register
FRA Federal Records Act
FRA Federal Railroad Administration
FRAC First Responder Authorization Credential
FRATS FEMA Recovery Action Tracking System
FRB Federal Reserve Systems Board of Governors
FRC Fast Response Cutters
FRC Federal Regional Center
FRC Federal Resource Coordinator
FRC Federal Response Center
FRC Federal Records Center
FRCA Findings Requiring Corrective Action
FRCM FEMA Regional Communications Manager
FRD Formerly Restricted Data
FRERP Federal Radiological Emergency Response Plan
FRESH Fire, Rescue, Emergency, Safety, & Health
FRID Flood Risk Directory
FRMAC Federal Radiological Measurement and Assessment Center
FRMAP Federal Radiological Monitoring and Assessment Plan
FRMT Field Radiological Monitoring Team
FRN Federal Reserve Note
FRN Federal Register Notice
FRN FEMA Radio Network
FRO Flood Response Office
FRP facility response plan [oil discharge]
FRP Facility Response Plan
FRP Federal Response Plan (see NRF)
FRPCC Federal Radiological Preparedness Coordinating Committee
FRPG Federal Response Planning Guidance
FRPI First Responder Partnership Initiative
FRRATS Federal Response and Recovery Automated Tracking System
FRRATS FEMA Response & Recovery Applicant Tracking System
FRS Federal Response Subcommittee
FRS Federal Reserve System
FRSA Federal Railroad Safety Act
FRSD First Responders and Small Departments
FRSGP Freight Rail Security Grant Program
FRSSB Facilities Radiological Safety and Safeguards Branch
FRTIB Federal Retirement Thrift Investment Board
FRZ Flight Restricted Zone
FS [United States] Forest Service [ESF-4]
FS Feasibility Study
FSA Flexible Spending Account
FSA Farm Service Agency
FSA FEMA/State Agreement
FSA Fire Suppression Assistance
FSA Forward Staging Areas
FSAR Final Safety Analysis Report
FSB Forward Support Base
FSC Federal Support Center
FSC FEMA Storage Center
FSC1 Finance/Admin Section Chief
FSC2 Finance/Admin Section Chief
FSD Forensic Services Division
FSD Fire System Deficiency
FSD Federal Security Director
FSDO Flight Service District Office
FSE Full-Scale Exercise
FSG Financial Services Group
FSH Forest Service Handbook
FSIE Fire Service Intelligence Enterprise
FSIS Foreign Service Institute
FSIS Food Safety and Inspection Service
FSIU Field Support Intelligence Unit
FSL Federal, State, Local
FSLC Federal Senior Leadership Council
FSLIC Federal Savings and Loan Insurance Corporation
FSM Federated States of Micronesia
FSN Federal Stock Number
FSN FEMA Switched Network
FSO Free Space Optics
FSR Financial Status Report
FSS Family Support Services
FSS Federal Supply Service
FSSA Flight School Security Awareness
FSSC Fleet Surveillance Support Command
FSTC Foreign Science Technology Center (United States Army)
FSTS Federal Secure Telephone System
FSVS FEMA Secure Video System
FSX Full Scale Exercise
ft foot/feet
FT Full-Time
ft/min feet per minute
ft3/min cubic feet per minute
FTA Federal Transit Administration
FTAA Free Trade Area of the Americas
FTC Federal Training Coordinator
FTC Federal Trade Commission
FTC Field Team Coordinator
FTD Federal Travel Directory
FTE Full-Time Employees
FTE Full-time Equivalent
FTO Foreign Terrorist Organizations
FTP File Transfer Protocol
FTS Federal Technology Service
FTS Forms Tracking System
FTS Federal Telecommunications (or Telephone) System (or Service)
FTSS Federal Training Support Staff
FTTTF Foreign Terrorist Tracking Task Force
FTX Field Training Exercise
FTZ Foreign Trade Zone
FUM1 Fire Use Manager 1
FUM2 Fire Use Manager 2
FUNC Functional
FW Fire Weather
FWAN FEMA Wide Area Network
FWBM Fixed Wing Base Manager
FWCA Fish and Wildlife Coordination Act
FWD Forward
FWP Federal Women’s Program
FWPCA Federal Water Pollution Control Act
FWPT Fixed Wing Parking Tender
FWS United States Fish and Wildlife Service
FX Functional Exercise
FY Fiscal Year
FYHSP Future Years Homeland Security Program
FYI For Your Information
FZ Flood Zone
FZDC Flood Zone Determination Company
G&T Office of Grants and Training
GA General Adjuster
GA/FBO General Aviation/Fixed-Base Operations
GAAP Generally Accepted Accounting Principles
GAAS Generally Accepted Auditing Standards
GAAWG General Aviation Airports Working Group
GACC Geographic Area Coordination Center
GACG Geographic Area Coordinating Group
GADCOI Global Air Domain Community of Interest
gal gallon
GAL Global Access List
GAMA General Aviation Manufacturers Association
GAN Grant Adjustment Notice
GANTSEC Greater Antilles Section
GAO General Accounting Office
GAO Government Accountability Office
GAR Governor’s Authorized Representative
GARS Global Area Reference System
GB Gigabyte
GBL Government/General Bill of Lading
GBPS Gigabytes Per Second
GC General Counsel (see also OGC)
GCC Government Coordinating Council
GCCS Global Command and Communications System
GCE Government Cost Estimate
GCF Ground Concentration Factor
GCO Grant Coordinating Officer
GCOA Gross Consequence of Attack
GCOS Global Climate Observing System
GCR Gulf Coast Region
GCR Gulf Coast Region, Recovery and Rebuilding of the
GCS Ground Control Station
GD&A Grant Development and Administration
GDIN Global Disaster Information Network
GDM Geospatial Data Model
GDNP Gross Domestic National Product
GDS Geographic Display System
GDSS Global Decision Support System
GDT Ground Data Terminal
GE General Emergency
Ge (Li) Lithium Drifted Germanium
GEA Geospatial Enterprise Architecture
GEIA Government Electronic and Information Technology Association
GEMA Georgia Emergency Management Agency
GEMINI Global Emergency Management Information Network Initiative
GEMS Global Emergency Management System
GEOCC Government Emergency Operations Coordination Center
GeoTIFF Georeferenced Tagged Image File Format
GER Global Emergency Response
GES Global Enrollment System
GETA Government Emerging Technology Alliance
GETS Government Emergency Telecommunications Service
GFE Government-Furnished Equipment
GFI Government-Furnished Information
GFIP Group Flood Insurance Policy
GFIRST Government Forum of Incident Response and Security Teams
GFM Generic Financial Module (NEMIS)
GFM Government-Furnished Material
GGI Global Geospatial Intelligence
GGI&S Global Geospatial Information and Services
GHAD Geologic Hazard Abatement District
GHG greenhouse gas
GI Geographic Information
GI Ground Infantry
GIF Graphical Image Format
GIF Graphics Interchange Format
GIG Global Information Grid
GIL Grant-In-Lieu
GILS Government Information Locator Service,
GIS Geographic Information System(s)
GIS Geospatial Information System
GISS GIS Specialist
GISWG Global Infrastructure and Standards Working Group
GIWG Global Intelligence Working Group
GIWW Gulf Intracoastal Waterway
GLD General Law Division
GLPAC Great Lakes Pilotage Advisory Committee
GLWRM Great Lakes Wave Run-up Model
GM Guidance Memorandum
G-M Geiger-Mueller (radiation detector)
GMCOI Global Maritime Community of Interest
GMDSS Global Maritime Distress and Safety System
GMF Government Master File
GML Geographic Markup Language
GMO Genetically Modified Organism
GMO Geospatial Management Office
GMR Graduated Mobilization Response
GMS Grant Management Specialists
GMS Grants Management System
GMSA global maritime situational awareness
GMT Greenwich Mean Time (aka: "ZULU Time")
GNDA Global Nuclear Detection Architecture
GNIS Geographic Names Information System
GOALS Government On-Line Accounting Link System
GOES Global Online Enrollment System
GOGO Government-Owned, Government-Operated
GOM Gulf of Mexico
GOMEX Gulf of Mexico
GOSC Global Operations Security Center
GOTS Government Off the Shelf
GOV Government Owned Vehicle
GP Grant Programs, Office of (FEMA/GP)
GPCI Geographical Physician Cost Index
GPD Grant Programs Directorate
GPEA Government Paperwork Elimination Act
GPL General Population Level
GPL General Population Limit
GPLD Government Property Lost or Damaged
GPM gallons per minute
GPMRC Global Patient Movement Requirements Center
GPO Government Printing Office
GPRA Government Performance and Results Act
GPS Global Positioning System
GRASS Geographic Resources Analysis and Support System
GRP Grant Reporting Portal
GRS general record schedule
GRS Geodetic Reference System
GS General Schedule
GS Geological Survey
GS Geo-Stationary
GS Ground Support
GSA General Services Administration
GSAAR General Services Administration Acquisition Regulation
GSACR GSA Communications Representative
GSB GIS Solutions Branch
GSE Government-Sponsored Enterprise
GSSO Government Special Access Program Security Officer
GST Ground Support Team
GSUL Ground Support Unit Leader
GTA Government Travel Account
GTA Government Travel Authorization
GTC Government Travel Card
GTM Government Technical Monitor
GTR Government Technical Representative
GTR Government Transportation Request
GTS Global Telecommunications System
GUI Geographical User Interface
GUI Graphical User Interface
GUIRR Government-University-Industry Research Roundtable
GVO Green Vinyl Overboot
GWA Government Wide Accounting
GWAC Government-wide Acquisition Contract
GZ Ground Zero
H&H Hydraulics and Hydrology
H&H Hydrologic and Hydraulic (Analyses)
HA Housing Assistance
HAB Hostile Action Based
HADT Hawaiian Daylight Time (GMT - 9)
HAG Highest Adjacent Ground [grade]
HALE High Altitude Long Endurance (see also MALE)
HAMMER Hazardous Materials Management and Emergency Response
HAMMER Hazardous Agent Mitigation and Medical Emergency Response
HAN Health Alert Network
HAP hazardous air pollutant
HAP Hazard Abatement Plan
HARN High Accuracy Reference Network
HARTline Hillsborough Area Regional Transit Authority (Florida)
HAS Homeland Security Act [of 2002]
HASP Health and Safety Plan
HAST Hawaiian Standard Time (GMT - 10)
HAST Humanitarian Assistance Survey Team
HAWAS Hawaiian Warning System
HAZCAT Hazard Categorizing
HAZCOM Hazard Communication
HAZMAT Hazardous Material(s)
HAZMIN Hazard Minimization
HAZMIT Hazard Mitigation
HAZUS Hazards United States
HAZUS-MH Hazards - United States (Multi-Hazard)
HAZWOPER Hazardous Waste Operation and Emergency Response
HB Health Benefit
HBCU Historically Black College and Universities
HBX High-Blast Explosive
HC Human Capital
HCA High Consequence Area
HCC Homeland Security Intelligence Council Coordinating Committee
HCF Height Correction Factor
HCFA Health Care Financing Administration
HCFC hydro-chlorofluorocarbons
HCFSA Health Care Flexible Spending Account
HCIB Human Capital Investment Branch
HCO see OCHCO
HCOP Human Capital Operational Plan
HCP health care provider
HCQC Health Care Quality Committee
HCTS Hazardous Cargo Transportation Security
HD Hurricane Day
Hdbks Handbooks
HDD Heating Degree Days
HDER Homeland Defense Equipment Reuse
HDP Hurricane Destruction Potential
HDTC Homeland Defense Technology Center
HE High Explosive
HEAR Hospital Emergency Administrative Radio
HEB1 Helibase Manager (4+)
HEB2 Helibase Manager (1-3)
HEC Hydrologic Engineering Center
HECM Helicopter Crewmember
HEICS Hospital Emergency Incident Command System
HELB Helicopter Boss
HELM Helicopter Manager
HELP Health Emergencies in Large Populations
HEMP High Altitude Electromagnetic Pulse
HEOC Hospital Emergency Operations Center (medical)
HEPA High Efficiency Particulate Air (as in filters)
HERN Hospital Emergency Radio Network
HERO Hazards of Electromagnetic Radiation to Ordnance
HERS Helicopter Rappel Spotter
HERT Hospital Emergency Response Team
HES Hurricane Evacuation Study
HESM Helispot Manager
HET Headquarters Emergency Transportation
HETA Homeland Environment and Threat Analysis Division
HEU Highly Enriched Uranium
HEW United States Department of Health, Education and Welfare
HF High Frequency
HF hydrogen fluoride
HF/SSB High Frequency / Single Side Band
HFC hydro-fluorocarbons
HFD Human Factors Division (S&T/HFD)
HFE human factors engineering
HFSC Home Fire Sprinkler Coalition
HgI2 mercuric iodide
HHA High Hazard Area
HHC Headquarters and Headquarters Company
HHD Headquarters and Headquarters Detachment
HHMD Hand-Held Metal Detector
HHS United States Department of Health and Human Services
HHS SERT Health and Human Services Secretary’s Emergency Response Teams
HHSEOC Health and Human Services Emergency Operations Center
HHW Household Hazardous Wastes
HIC Hydrologist-in-Charge
HIDTA High Intensity Drug Trafficking Area
HIP Housing Improvement Program
HIPAA Health Insurance Portability and Accountability Act
HIPDB Healthcare Integrity & Protection Data Bank
HIPS Homeland Innovative Prototypical Solutions
HIRA Hazard Identification and Risk Assessment
HITRAC Homeland Infrastructure Threat and Risk Analysis Center
HITRON Helicopter Interdiction Tactical Squadron
HITS High Impact Technology Solutions
HL Help Line
HL Hotline
HLCO Helicopter Coordinator
HLD Homeland Defense
HLDBU Homeland Defense Budget Unit
HLS Hurricane Local Statement
HLS Homeland Security
HLS-CAM Homeland Security Comprehensive Assessment Model
HLSEA DHS Homeland Security Enterprise Architecture
HLSEA Homeland Security Enterprise Architecture
HLT Hurricane Liaison Team
HLW High-Level Waste
HM Hazard Mitigation
HM Hazardous Materials
HMA Hazardous Materials Accident
HMAC Hazardous Materials Advisory Council
HMC Hazard Mitigation Coordinator
HME Hazardous Materials Endorsement
HME Health, Medical, and Environmental
HME homemade explosive
HMEP Hazardous Materials Emergency Preparedness
HMER Hazardous Material Emergency Response
HMG Hazard Mitigation Grant
HMGP Hazardous Mitigation Grants Program
HMIX Hazardous Materials Information Exchange
HMMWV Highly Mobile Multipurpose Wheeled Vehicle
HMRT Hazardous Materials Response Team
HMRU Hazardous Materials Response Unit (FBI)
HMST Hazard Mitigation Survey Team
HMTA Hazardous Materials Transportation Act
HMTAP Hazard Mitigation Technical Assistance Plan
HMTAP Hazard Mitigation Technical Assistance Program
HMTUSA Hazardous Materials Transportation Uniform Safety Act
HNAT Human Needs Assessment Team
HNT Hostage Negotiation Team
HOB Height of Burst
HOH Head Of Household
HOO [NRC] Headquarters Operations Officer
HOPWA Housing Opportunities for Persons With AIDS
HOTMAC High Order Turbulence Model for Atmospheric Circulation
HP Health Physicist
HP Historic Preservation
HP Horsepower
HP Hurricane Program
HPAC Hazard Prediction and Assessment Capability
HPC High Probability of Completion
HPC Hydrometeorological Prediction Center
HPCC High-performance computing and communications
HPPM Health Promotion and Preventive Medicine [United States Army Center for]
HPRDS Human Portable Radiation Detection System
HPRP Home Protection Roofing Program
HPSI High Pressure Safety Injection
HPT Health Physics Technician
HPXe high-pressure xenon
HQ Headquarters
HQAMC Headquarters Air Mobility Command
HQDA Headquarters, Department of the Army
HQUSACE Headquarters, United States Army Corps of Engineers
HR Home Repair
hr hour
HR House of Representatives
HR Human Resources
HRA health risk assessment
HRAP Helicopter Rappeller
HRCQ Highway Route Controlled Quantity
HRD Human Resources Division
HRDI High Resolution Doppler Imager
HRLD Human Rights Law Division
HRMS Human Resources Management System
HROA human resources operations audit
HRPT High Resolution Picture Transmission
HRS Hours
HRSA Health Resources & Services Administration
HRSAN Health Resources Services Administration (Federal)
HRSP Human Resource Specialist
HRT Hostage Rescue Team
HRT Hydraulic Rescue Tool
HRV Human Rights Violator/Violation
HS Homeland Security
HS Human Services
HSA Homeland Security Advisor
HSAC Homeland Security Advisory Committees (PLCY/HSAC)
HSAC Homeland Security Advisory Council
HSAP Homeland Security Assistance Program
HSARPA Homeland Security Advanced Research Project Agency
HSAS Homeland Security Advisory System
HSAT Homeland Security Action Team
HSC Homeland Security Center
HSC Homeland Security Council (formerly OHS)
HSC Health Service Command
HSCG Homeland Security Coordination Group
HSD Human Services Department
HSDF Homeland Security Dialogue Forum
HSDN High Seas Drift Nets
HSDN Homeland Secure Data Network
HSEC SINs Homeland Security Standing Information Needs
HSEEP Homeland Security Exercise and Evaluation Program
HSEES Hazardous Substances Emergency Event Surveillance (Program)
HSELP Homeland Security Executive Leadership Program
HSGP Homeland Security Grant Program
HSI human systems integration
HSI Homeland Security Institute
HSIA Homeland Security Industry Alliance
HSIC Homeland Security Intelligence Council
HSIN Homeland Security Information Network
HSIN Homeland Security Information Network (formerly JRIES)
HSIN Intel Homeland Security Information Network Intelligence Community of Interest
HSIPF homeland security intelligence priorities framework
HSIPP Homeland Security Integrated Planning Process
HSIR Homeland Security Intelligence Report
HSL Health and Safety Laboratory
HSLA Homeland Security Leadership Alliance
HSLD Historic Shoreline Location Database
HSLRB Homeland Security Labor Board
HSNTP Homeland Security National Training Program
HSO Human Services Officer
HSOC Homeland Security Operations Center [see new name under NOC]
HSOMB Homeland Security Operations Morning Brief
HSPCD Historic Shoreline Positional Change Database
HSPD Homeland Security Presidential Directive
HSPI Homeland Security Policy Institute
HSPO (DHS) Human Subjects Protection Official
HSPTAP Homeland Security Preparedness Technical Assistance Program
HSS Health Service Support
HSS Hyperspectral Sensor System
HSSP Homeland Security Standards Panel
HSSTAC Homeland Security Science and Technology Advisory Committee
HSTA Homeland Security Threat Assessment
HSTF Homeland Security Task Force
HSTF-SE Homeland Security Task Force - Southeast
HSTS Homeland Security Training System
HSTTIG Homeland Security Terrorist Threat Intelligence Group
HSUS The Humane Society of the United States
HTCI High-Tech Crime Investigation
HTGR High-Temperature Gas-Cooled Reactor
HTMG Helitorch Manager
HTML Hypertext Markup Language
HTMM Helitorch Mixmaster
HTPT Helitorch Parking Tender
HTRT Hiring & Transition Response Team
HTS High Temperature Superconductor
HTTP Hypertext Transfer Protocol
HTUA High Threat Urban Area
HUB Historically Underutilized Business
HUBZone Historically Under-Utilized Business Zone
HUD United States Department of Housing and Urban Development
HUG HAZUS User Group
HUMINT Human Intelligence
HURCON Hurricane Condition
HUREVAC Hurricane Evacuation
HV/HR High value/High risk
HVA Hazard Vulnerability Analysis
HVAC Heat, Ventilating, and Air Conditioning
HVE homegrown violent extremist
HVSACO handle via special access channels only material
HVT High Value Target
HWL High Water Line
HWM High Water Mark
HWP Highway Watch Program
HWR Heavy Water Reactor
Hz Hertz (cycle per second)
I Individual/Family
I Iodine Exposure Intensity
I&A Intelligence and Analysis
I&A Office of Intelligence and Analysis
I&P or I/P Information and Planning
I&W Indication and Warning
I/O Input/Output
IA In and around
IA Individual Assistance
IA Information Assurance
IA Initial attack
IA Internal Affairs
IA Inter-agency
IA International Affairs (see OIA)
IA (see I&A) Information Analysis (former DHS Subcomponent)
IAA Interagency Agreement
IAAE International Association of Airport Executives
IAAI International Association of Arson Investigators
IAASP International Association of Airport and Seaport Police
IAB Interagency Board
IABPFF International Association of Black Professional Fire Fighters
IAC Incident Action Council, formerly IIMG (NRP-CIS)
IAC Incident Advisory Council
IAC Information Analysis Center (DOD)
IAC International Aviation Club
IACET International Association for Continuing Education and Training
IACG Interagency Airspace Coordination Guide
IACNDR Inter-American Committee for Natural Disaster Reduction
IACP International Association of Chiefs of Police
IACUC Institutional Animal Care and Use Committee
IAD Interagency Programs Division (S&T/IAD)
IADP Initial Attack Dispatcher
IAE Integrated Acquisition Environment (eGovernment Initiative)
IAEA International Atomic Energy Agency
IAEGC Interagency Electronic Grants Committee (Federal)
IAEM International Association of Emergency Managers
IAFC International Association of Fire Chiefs
IAFF International Association of Fire Fighters
IAFIS Integrated Automated Fingerprint Identification System
IAFPA International Aviation Fire Protection Association
IAG Interagency Advisory Group
IAHFF International Association of Hispanic Firefighters
IAI International Association for Identifications
IAIP Information Analysis and Infrastructure Protection (split into PREP and I&A October 2005)
IALEIA International Association of Law Enforcement Intelligence Analysts
IAM Identity and Access Management
IAM Incident Activity Manager
IANA Intermodal Association of North America
IAO Individual Assistance Officer
IAP Immigration Advisory Program
IAP Incident Action Plan
IAPH International Association of Ports and Harbors
IAPP International Association of Privacy Professionals
IAQ Indoor Air Quality
IARLJ International Association of Refugee Law Judges
IARR Interagency Resource Representative
IAS International Assistance System
IASE Information Assurance Support Environment (Dodd IA Portal)
IASIR International Association of Security and Investigative Regulators
IASIU International Association of Special Investigation Units
IAT Incident Assessment Team
IATA International Air Transport Association
IATBOG Interagency Air Tankers Base Operations Guide
IAVA Information Assurance Vulnerability Alert
IAW In accordance with
IAWF International Association of Wildland Fire
IBA Incident Business Advisor
IBA1 Incident Business Advisor Type 1
IBA2 Incident Business Advisor Type 2
IBA3 Incident Business Advisor Type 3
IBAD Interim Biological Agent Detector
IBC Institutional Biosafety Committee
IBC International Broadcast Center
IBC International Building Code
IBD Improvised Biological Device
IBDS Integrated Biological Detection System
IBET Integrated Border Enforcement Team
IBHS Institute for Business and Home Safety
IBIS Interagency Border Inspection Services
IBIS Interagency Border Inspection System
IBPAP International Business Practices Advisory Panel
IBS Integrated Baseline System
IBSGP Intercity Bus Security Grant Program
IBT International Brotherhood of Teamsters
IBWA International Bottled Water Association
IC Incident Command/Commander
IC Information Collection
IC Intelligence Community
IC&V Intelligent Collaboration and Visualization
ICAF Industrial College of the Armed Forces
ICAHST Interagency Center for Applied Homeland Security Technology
ICAO International Civil Aviation Organization
ICAP Incident Communications Action Plan
ICAT DHS Intelligence Crisis Action Team
ICAV Infrastructure Critical Asset Viewer
ICBM Intercontinental Ballistic Missile
ICC Incident Command Center
ICC Increased Cost of Compliance
ICC Information Control Cell
ICC Intelligence Control Center
ICC Interagency Coordination Council
ICC International Code Council
ICCB Intergovernmental Consultation and Coordination Board
ICCOH Interagency Coordinating Committee On Hurricanes
ICCT Incident Community Coordination Team
ICD Improvised Chemical Device
ICD Institute of Chemical Defense
ICD Infrastructure Coordination Division
ICDR Interagency Committee on Disability Research
ICE Immigration and Customs Enforcement, United States (formerly Bureau of)
ICE Interoperable Communications Equipment
ICE U.S. Immigration and Customs Enforcement
ICE United States Immigration and Customs Enforcement
ICEP Incident Communications Emergency Plan
ICEPP Incident Communications Emergency Policy and Procedures
ICER Incident Communications Emergency Reference
ICF Incident Command Facility
ICF Insulating Concrete Forms
ICGP Interoperable Communications Grant Program
ICHRO Incident Command for High-rise Operations
ICIMPP Integrated Civilian Industrial Mobilization Planning Process
ICISF International Critical Incident Stress Foundation
ICITAP International Criminal Investigative Training Assistance Program
ICLN Integrated Consortium of Laboratory Networks
ICMA International City/County Management Association
ICML Intelligence Community Markup Language
ICMOP Integrated CONUS Medical Operations Plan
ICMSSR Interdepartmental Committee for Meteorological Services and Supporting Research
ICODS Interagency Committee on Dam Safety
ICP Incident Command Post
ICP Information Collection Plan
ICP Integrated Cargo Processing
ICPACC Incident Communications Public Affairs Coordination Committee
ICPAE Interagency Committee on Public Affairs in Emergencies
ICPO (see INTERPOL)
ICPS Integrated Card Production System
ICR Information Collection Request
ICRC International Committee of the Red Cross
ICRI Incident Commander Radio Interface
ICRP International Commission on Radiological Protection
ICS Incident Command System
ICS Initial Contingency Staff
ICSA ICS Advisor
ICSC International Cargo Security Council
ICSCI Incident Command for Structural Collapse Incidents
ICSSC Interagency Committee on Seismic Safety in Construction
ICT Incident Command Team
ICT1 Incident Commander Type 1
ICT2 Incident Commander Type 2
ICT3 Incident Commander Type 3
ICT4 Incident Commander Type 4
ICT5 Incident Commander Type 5
ICTAP Interoperable Communications Technical Assistance Program
ICTOA International Counter-Terrorism Officers Association
ICU Incident Crisis Unit
ICU Information Coordination Unit
ICU Intensive Care Unit
ICWW Intracoastal Waterway
ID Identification credentials
ID Infectious Disease
IDE Initial Damage Estimate
IDE Intrusion Detection Equipment [see IDS]
IDEC International Drug Enforcement Conference
IDEM Iowa Department of Emergency Management
IDENT Automated Biometric Identification System
IDEX Image Data Exploitation (System)
IDGA Institute for Defense and Government Advancement
IDIQ Indefinite Delivery, Indefinite Quantity
IDLH Immediate Danger to Life and/or Health
IDP Imagery-Derived Product
IDPP Infectious Disease Prevention Program
IDR Institute for Disaster Research
IDS Integrated Deepwater System
IDS Information Display System
IDS Institute for Discrete Sciences
IDS International District Station
IDS Intrusion Detection System
ID-WSF Identity Web Services Framework
IE Initial Elevation (Line)
IEA Immigration Enforcement Agent
IEA International Energy Agency
IEC Integrated Exploitation Capability
IEC InterExchange Carrier
IECGP Interoperable Emergency Communications Grant Program
IED Incendiary Explosive Device
IED In-line Explosive Detection
IED Improvised Explosive Device
IEEE Institute of Electrical and Electronics Engineers
IEISS Interdependent Energy Infrastructure Simulation System
IEMA Illinois Emergency Management Agency
IEMC Integrated Emergency Management Course
IEMG International Emergency Management Group
IEMIS Integrated Emergency Management Information System
IEMS Integrated Emergency Management System
IEP Ingestion Exposure Pathway
IEPD Information Exchange Package Documentation
IES Industry Executive Subcommittee
IETF Internet Engineering Task Force
IETM Interactive Electronic Technical Manual
IEVS Income Eligibility Verification System
IF Inland Fetch (Line)
IFALPA International Federation of Airline Pilots Association
IFB Invitation for Bid
IFC Intelligence Fusion Cell
IFC internal fund code
IFC internal fund code [financial]
IFE In-flight Emergency
IFERWG Industrial Fire & Emergency Response Working Group
IFERWG International Fire & Emergency Response Working Group
IFG Individual and Family Grant
IFGP Individual and Family Grant Program
IFLOWS Integrated Flood Observing and Warning System
IFMA International Fire Marshals Association (formerly FMANA)
IFMIS Integrated Financial Management Information System
IFPA Institute for Foreign Policy Analysis, Inc.
IFR Interim Final Rule
IFR Instrument Flight Rules
IFSAC International Fire Service Accreditation Congress
IFSAR Interferometric Synthetic Aperture Radar
IFSP Integrated Federal Support Plan
IFSTA International Fire Service Training Association
IFTP Internet Forensic Training Program
IG Inspector General (see also OIG)
IG Instructor Guide
IGA Intergovernmental Affairs
IGCE independent government cost estimate
IGD Infrastructure and Geophysical Division (S&T/IGD)
IGE Independent Government Estimate
IGES Initial Graphics Exchange Specification
IGP Intergovernmental Programs, Office of (NPPD/IGP)
IGPT Interagency Geospatial Preparedness Team
IGRP Interior Gateway Routing Protocol
IGSA Inter-Governmental Service Agreement
IH Industrial Hygiene
IH Industrial Hygienist
IH Inhalation
IH Intense Hurricane
IHC Interagency Hotshot Crew
IHC International Hurricane Center
IHD Intense Hurricane Day
IHE Insensitive High Explosive
IHMT Interagency Hazard Mitigation Team
IHOG Interagency Helicopter Operation Guide
IHP Individual and Households Program
IHS Indian Health Service
IHSS Institute for Homeland Security Solutions
IIBMH Interagency Incident Business Management Handbook
IIC Interagency Intelligence Cell
IIC Investigator in Charge
IICRC Institute of Inspection Cleaning and Restoration Certification
IICT Interagency Intelligence Committee on Terrorism
IIFC Information/Intelligence Fusion Center
III Interstate Identification Index
IIMG Interagency Incident Management Group
IIMS Integrated Information Management System
IIMT Interagency Incident Management Team
IIOM Install, Integrate, Operate, and Maintain
IIPLR Insurance Institute for Property Loss Reduction
IIPO Information Integration Program Office
IIRIRA Illegal Immigration Reform and Immigrant Responsibility Act
IIT Incident Investigation Team
IITCT Interviewing and Interrogation Techniques for Courtroom Testimony
IITP Internet Investigations Training Program
IJIS Integrated Justice Information System
ILE Installations, Logistics & Environment
ILEA International Law Enforcement Academy
ILL interlibrary loan
ILM Information Lifecycle Management
ILS Integrated Logistics Support
ILT instructor-led training
IM Incident Management (Task)
IMA Individual Mobilization Augmentee
IMAAC Interagency Modeling and Atmospheric Assessment Center
IMAC Infrastructure Monitoring, Analysis, and Coordination
IMAGE ICE Mutual Agreement Between Government and Employers
IMAP Interactive Mail Access Protocol
IMAR Inspection Management Activity Report
IMAT Incident Management Assist Team
IMC Instrument Meteorological Conditions
IMC Interim Message Change
IMC International Mechanical Code
IMC International Medical Corps
IMCS Incident Management Communications Systems
IMD Incident Management Division
IMET Incident Meteorologist
IMG Information Management Group
IMINT Imagery Intelligence
IMO International Maritime Organization
IMOC International Maritime Officers Course
IMPAC International Merchant Purchase Authorization Card
IMPT Incident Management Planning Team
IMRD Information Management and Requirements Division
IMS Incident Management System
IMS Image Management System
IMS Information Management System
IMS Institute of Museum Services
IMS Intelligence Management System
IMS Ion Mobility Spectrometry
IMSA Incident Medical Special Assistant
IMSD Incident Management Systems Division [of DHS/FEMA] (see IMSI or IMSID)
IMSI Incident Management Systems Integration Division [of DHS/FEMA]
IMSID Incident Management Systems Integration Division
IMSM Incident Medical Special Manager
IMSR Incident Management Situation Report
IMST Incident Medical Special Technician
IMSuRT International Medical Surgical Response Team
IMT Incident Management Team
IMT Integrated Management Team
IMU Inertial Measurement Unit
INA Immigration and Nationality Act
INC Income
INCITS International Committee for Information Technology Standards
INCM Incident Communications Manager
IND Improvised Nuclear Device
IND International Programs Division (S&T/IND)
INEEL Idaho National Engineering and Environmental Laboratory
INEOA International Narcotic Enforcement Officers Association
INER Interagency National Executive Reserve
INES International Nuclear Event Scale
INF Immediate Needs Funding
INF Infrastructure
INFOCON Information Operations Condition
INFOSEC Information Security
INL International Narcotics and Law Enforcement Affairs [Bureau for]
INMARST International Maritime Satellite Terminal
INPASS INS Passenger Accelerated Service System
INPHO Information Network for Public Health Officials
INPO Institute for Nuclear Power Operations
INRP Initial National Response Plan
INS Immigration and Naturalization Service (replaced among USCIS, CBP and ICE at DHS; see also DMIATF and ASUFAC)
INS Incident of National Significance (see IONS or CINS)
INS Inertial Navigation System
INS Insurance
INSARAG International Search and Rescue Advisory Group
Insp Inspection
INSPASS see INPASS
INT Intelligence, Office of (ICE/INT)
INTERCOM Internal Communications
INTERPOL International Criminal Police Organization
INV Investigations, Office of (ICE/INV), (USSS/INV)
INVEST Investment, Evaluation, Submission and Tracking System (*)
IO Information Officer
IOC Initial Operational Capability
IOC International Olympic Committee
IOF Initial Operating Facility
IOF Interim Operating Facility
IOM International Organization for Migration
IONS Incident of National Significance
IOR Initial Operating Report
IOS see ISO
IP Implementing Procedure
IP Improvement Plan
IP Infected Premises
IP Information and Planning
IP Infrastructure Protection, Office of (NPPD/IP) [formerly with IAIP]
IP Internet Protocol
IP intellectual property
IPA Interagency Personnel Agreement
IPAWS Integrated Public Alert and Warning System
IPB Illustrated Parts Breakdown
IPC Initial Planning Conference
IPC Interagency Planning Committee
IPC International Paralympic Committee
IPD Infrastructure Protection Division
IPE Integrated Performance Evaluation
IPE Integrated Process Evaluation
IPFO Interim Principle Federal Official
IPG Integrated Planning Guidance
IPIA Improper Payments Information Act
IPP Imminent Peril to the Public
IPP Infrastructure Protection Program
IPR Incident Prevention and Response [Task] (National Preparedness Guidance)
IPR Initial Projections Report
IPR In-Process Review
IPR In-Progress Review
IPR Intellectual Property Rights
IPRL Intelligent Personal Radiation Locator
IPRSGP Intercity Passenger Rail Security Grant Program
IPS International Port Security
IPS Information and Planning Section
IPS Information Processing System
IPS Integrated Planning System
IPSCOM Imagery Policy and Security Committee
IPT Integrated Project Team
IPT integrated product/project team
IPT Integrated Product Team
IPT Integrated Process Team
IPTI Integrated Patient Tracking Initiative
IPX Internetwork Packet Exchange
IPZ Ingestion Pathway Zone
IQ Internet Quorum
IR Infrared
IR Infrared Radiation
IRA Immediate Response Authority
IRAC Interagency Radiological Assistance Committee
IRAPP Infrastructure Risk Assessment Partnership Program
IRB Information Resources Board
IRB Institutional Review Board (MD 10300)
IRB Investment Review Board
IRBM Intermediate Range Ballistic Missile
IRC Information Resources Center
IRC InfoSec (Information Security) Research Council
IRC International Residential Code
IRCA Immigration Reform and Control Act (1986)
IRCM Infrared Countermeasure
IRF Initial Response Force
IRFA International Religious Freedom Act
IRFC Initial Response Force Commander
IRFS Infrared Field Specialist
IRI Industrial Research Institute
IRIN Infrared Interpreter
IRIS Incident Resource Inventory System
IRIS Incorporated Research Institutions for Seismology
IRM Information Resources Management
IRMCO Interagency Resources Management Conference
IRMS Information Resources Management Service
IRP Institutional Removal Program
IRP Installation Restoration Plan
IRP Investment Review Process
IRP Interior Repatriation Program
IRPMR Information Resources Procurement and Management Review
IRR Initial Response Resource(s)
IRRIS Integrated Response and Recovery Information System
IRS Internal Revenue Service
IRT Independent Review Team
IRT Initial Response Team
IRT International Registered Traveler
IRTI Immigration Reform Transformation Initiatives
IRTPA Intelligence Reform and Terrorism Prevention Act (2004)
IRVMC Inland River Vessel Management Center
IRZ Immediate Response Zone
IS Independent Study
IS Information Security
IS Information System
IS Infrastructure Support
IS Inspection Services
IS&C Information Sharing and Coordination [Branch] (Office of Intelligence & Analysis)
ISA Incident Staging Area
ISAA information sharing and access agreement
ISAAC Integrated Security and Access Control
ISAAG Information Systems Architectural Advisory Group
ISABP International South Atlantic Buoy Program
ISAC Information Sharing and Analysis Center
ISAC Infrastructure Sector Advisory Committee
ISACA Information Systems Audit and Control Association
ISAMS Information Sharing Agreement Management System
ISAO Information Sharing and Analysis Organization
ISAR Inspection Services Activity Report
ISBE Infrastructure Security for the Built Environment
ISC Interagency Security Committee
ISC Information Sharing & Collaboration Office (I&A/ISC)
ISC Infrastructure Subcommittee
ISC Inspection Services Coordinator
ISC Interstate Commerce
ISCC Information Sharing Coordinating Council
ISCO Information Sharing and Collaboration Office
ISCORS Interagency Steering Committee on Radiation Standards
ISCP Integrated Support Communications Plan
ISCS International Satellite Communications Systems
ISD Infrastructure Services Division
ISDL Inert Skin Decontamination Lotion
ISDN Integrated Services Digital Network
ISDR International Strategy for Disaster Reduction
ISE Information Sharing Environment
ISEMA Indiana State Emergency Management Agency
ISFSI International Society of Fire Service Instructors
ISG Incident Support Group
ISGB Information Sharing Governance Board
ISI Immigration Security Initiative
ISIP Initial Strategy Implementation Plan
ISIS Integrated Surveillance Intelligence System
ISM Information Security Marketing
ISM Integrated Safety Management
ISMA International Security Management Association
ISMS integrated security managements systems
ISO Incident Support Organization
ISO Insurance Services Office
ISO International Security Organization
ISO International Organization for Standardization
ISOC Information Security Oversight Committee
ISOC Interagency SEAT Operations Guide
ISOO Information Security Oversight Office
ISP Interagency Security Plan
ISP Internet Service Provider
ISP Intensive Supervision Program
ISP Immediate Services Program
ISP Information Systems Plan
ISP Information Security Program
ISPAG Information Systems Policy Advisory Group
ISPP Information Systems Planning Program
ISPS International Ship and Port Facility Security
ISR Intelligence, Surveillance and Reconnaissance
ISRS Image Storage and Retrieval System
ISSA Information Systems Security Association
ISSA Interservice Support Agreement
ISSGB DHS Information Sharing and Safeguarding Governance Board
ISSGB Information Sharing and Safeguarding Governance Board
ISSM Information System Security Manager
ISSO Information System Security Officer
ISSP Information Systems Security Program
IST Incident Support Team
IST-A Incident Support Team – Advance Element
I-STAFF DHS Headquarters Operational Integration Staff (folded into new Directorate for Preparedness Oct 2005)
ISTEA Intermodal Surface Transportation Efficiency Act
ISTL Incident Support Team Leader
ISTS Institute for Security Technology Studies
ISVB Imagery Science Validation Board
ISWG Import Safety Working Group
IT Information Technology
ITA Integrated Transport Analysis
ITA Information Technology Architecture
ITAA Information Technology Association of America
ITAC Information Technology Acquisition Center
ITACG Interagency Threat Assessment and Coordination Group
ITAR Information Technology Acquisition Review
ITAR International Traffic in Arms Regulations
ITC Information Technology Committee
ITC Information Technology Coordinator
ITC International Trade Commission
ITD information technology dashboard (*)
ITD International Training Division
ITDS International Trade Data System
ITE Institute of Transportation Engineers
I-Team Incident Team
I-Team Intelligence Team
ITED IFSAR Terrain Elevation Data
ITEP Information Technology & Evaluation Program
ITF Intelligence Task Force
ITI International to International
ITIPS Information Technology Investment Portfolio System
ITL Information Technology Laboratory
ITM Inspection Transfer Manager
ITMRA Information Technology Management Reform Act
ITOC Insider Threat Operations Center
ITP Infrastructure Transformation Program
ITP Individual Training Plan
ITPM Insider Threat Program Manager
ITPMO Infrastructure Transformation Program Office
I-TRAP Interagency Terrorism Response Awareness Program
ITS Information Technology Services
ITS Intelligent Transportation System
ITSD Information Technology Services Directorate
ITSH Internal Transport, Storage, and Handling
ITSO Information Technology Services Office
ITTC Identity Theft Technology Council
ITU International Telegraphic Union
ITV In-Transit Visibility
ITWG International Technical Working Group
IUPA International Union of Police Associations
IV Intravenous
IV&V Interdependent Verification and Validation
IVD Interactive Video Disk
IVHHN International Volcanic Health Hazard Network
IVR Interactive Voice Response
IWG Implementation Working Group
IWG Investment Working Group
IWIN Interactive Weather Information Network
IWN Integrated Wireless Network
IWOMEN Women in the Fire Services, Inc. (former WFS)
IWP Integrated Warning Program
IWS Information Warfare and Strategy
JAARS Joint After-Action Reporting System
JAC Joint Advisory Committee
JAC Joint Analysis Center
JACADS Johnston Atoll Chemical Agent Disposal System
JACE Joint Assessment of Catastrophic Events
JAD Joint Application Development
JAG Joint Action Group
JAG Judge Advocate General (DOD)
JANAP Joint Army-Navy-Air Force Publication
JAS Joint Alternate Site
JATS Joint Air Transportation System
JAWAS Joint Automated Weather Observing System
JBPDS Joint Biological Point Detection Systems
JCAH Joint Commission on Accreditation of Hospitals
JCAHO Joint Commission on Accreditation of Healthcare Organizations
JCC Joint Coordination Center
JCCC Joint Customs Coordination Council [United States and European Union]
JCGC Joint Center for Global Connectivity
JCS Joint Chiefs of Staff
JDCC Joint Data Coordination Center
JDISS Joint Deployable Intelligence Support System
JDOMS Joint Director of Military Support
JEAD Joint Exercise and Analysis Division (Joint Staff - J-7)
JECG Joint Exercise Control Group
JEEP Joint Emergency Evacuation Plan
JEMP Joint Exercise Management Program
JEOC Joint Emergency Operations Center
JFACC Joint Force Air Component Commander
JFC Joint Force Commander
JFCOM Joint Forces Command
JFHQ-HLS Joint Forces Headquarters - Homeland Security
JFHQ-State Joint Force Headquarters-State
JFLCC Joint Force Land Component Commander
JFMCC Joint Force Maritime Component Commander
JFO Joint Field Office
JFOCG Joint Field Office Coordination Group
JFSP Joint Fire Science Program
JHA Job Hazard Analysis
JHAT Joint Hazardous Assessment Team
JHEC Joint Hazard Evaluation Center
JHOC Joint Harbor Operations Command Center
JHOC Joint Harbor Operations Center
JI Johnston Island
JIACG Joint Interagency Coordination Group
JIALO Joint Interagency Liaison Officer
JIATF Joint Interagency Task Force
JIATF-S Joint Interagency Task Force - South
JIB Joint Information Bureau
JIC Joint ICE Center
JIC Joint Information Center
JIC Joint Intelligence Center
JICG Joint International Control Group
JICPAC Joint Intelligence Center, Pacific
JIISE Joint Interagency Intelligence Support Element
JIMPP Joint Industrial Mobilization Planning Process
JIOC Joint Investigative Operations Center
JIS Joint Information System
JIT Job Instruction Training
JIT Just In Time
JITC Joint Interoperability Test Command
JITF-CT Joint intelligence Task Force for Combating Terrorism
JITT just-in-time training
JLCO Joint Legal Claims Office
JMC Joint Movement Center
JMET Joint Mission Essential Task
JMFU Joint METOC Forecast Unit
JMIE Joint Maritime Information Element
JMIP Joint Military Intelligence Program
JMMO Joint Medical Mobilization Office
JMRO Joint Medical Regulating Office
JMT Joint Management Team (combination of IST and MST - US&R and DMAT or NDMS)
JNACC Joint Nuclear Accident Coordinating Center
JNAIRT Joint Nuclear Accident/Incident Response Team
JNC Joint News Center
JOA Joint Operational Area
JOC Joint Operations Center
JOPES Joint Operations Planning and Execution System
JPAC Joint Planning Augmentation Cell (for CBIRF)
JPAS Joint Personnel Adjudication System
JPATS Justice Prisoner and Alien Transportation System
JPEG Joint Photographic Experts Group
JPEO/CBD Joint Program Executive Office for Chemical and Biological Defense
JPIC Joint Public Information Center
JPMRC Joint Patient Movement Requirements Center
JPMT Joint Patient Movement Team
JPO Joint Program Office
JPSG Justice-Defense Program Steering Group
JRC Joint Requirements Council
JRCT Joint Requirements Coordination Team
JRERP Joint Radiological Emergency Response Plan
JRIC Joint Regional Intelligence Center
JRIES JITF-CT RISSNET Information Exchange System
JRIES Joint Regional Information Exchange System
JRMP Joint Regional Medical Planner
JRMPO Joint Regional Medical Planning Office
JRS Joint Reporting System
JRT Joint Response Team
JS Joint Staff
JSCP Joint Strategic Capabilities Plan
JSERA Joint Special Events Risk Assessment
JSIPP Joint Service Installation Pilot Program
JSOTF Joint Special Operations Task Force
JSTARS Joint Surveillance Target Attack Radar System
JTA Jacksonville Transportation Authority
JTF Joint Task Force
JTF - O Joint Task Force - Olympics
JTF-CM Joint Task Force - Consequence Management
JTF-CS Joint Task Force - Civil Support
JTF-FF Joint Task Force - Firefighter
JTF-Katrina Joint Task Force-Katrina
JTF-NCR Joint Task Force - National Capital Region
JTF-State Joint Task Force-State
JTIMS Joint Training Information Management System
JTMS Joint Training Master Schedule
JTOT Joint Tactical Operations Team
JTOT Joint Technical Operations Team
JTPA Job Training Partnership Act
JTR Joint Travel Regulations
JTRB Joint Telecommunications Resources Board
JTTF Joint Terrorism Task Force
JTWC Joint Typhoon Warning Center
JULL Joint Universal Lessons Learned (Report)
JULLS Joint Universal Lessons Learned System
JVM Java Virtual Machine
JWARN Joint Warning and Reporting Network
JWC Joint Warfare Center
JWFC Joint Warfighting Center
JWICS Joint Worldwide Intelligence Communication System
JWID Joint Warrior Interoperability Demonstration
JXDM [Global] Justice XML Data Model
k kilo (1,000)
KAPP Key Asset Protection Program (see CAAP)
Kb Kilobit
kB Kilobyte
kBPS Kilobits Per Seconds
KBRM Knowledge-Based Risk Management
KCCO Kansas City Commodity Office
KD Knocked Down
KDEM Kansas Department of Emergency Management
KDEM Kentucky Department of Emergency Management
KDP Key Decision Point
KEDB known error database
kg kilogram
kHz kiloHertz
KI Potassium Iodide
KIO Key Intelligence Official
km kilometer
KMI Key Management Infrastructure
KML Keyhole Markup Language
KMS Knowledge Management System
kN kilo-Newton
KPI key performance indicator
KPP key performance parameter
KR key resource
KSA Knowledge, Skills, and Abilities
KSO Key Security Official (MD 10300)
KST Known or Suspected Terrorist
KT Kiloton
kV kilovolt
KVERT Kamchatkan Volcanic Eruptions Response Team
kW Kilowatt
kWh kilowatt hour
L Locality
L&D Learning & Development
LA Legislative Affairs (see OLA)
LAC Local Assistance Center
LAG Lowest Adjacent Ground [grade]
LAN Local Area Network
LAN/WAN Local Area Network/Wide Area Network
LANDSAT Land Satellite
LANL Los Alamos National Laboratory
LAO Lead Agency Official
LAP Lesson Administration Page
LASP Large Aircraft Security Program
lb pound
LBAD Lexington Blue Grass Army Depot
lbf pound force
LBP lead-based paint
LC Logistics Center
LC-A Logistics Center-Atlanta
L-CAR Local Capability Assessment for Readiness
LCAT Logistics Closeout Assistance Team
LCCE Life Cycle Cost Estimate
LC-FW Logistics Center-Fort Worth
LCM Life Cycle Management
LC-MF Logistics Center-Moffett Field
LCMS Learning Content Management System
LCO Limiting Condition for Operation
LCS Local Communications System
LCT Liaison Coordination Team
LD Lethal Dose
LD Limited Data
LDAP Light Directory Access Protocol
LDM logical data model
LDR Lutheran Disaster Response
LDS Lightning Detection System
LDW Last Day Worked
LE loaned executive
LE law enforcement [activity]
LE Law Enforcement
LEA Light Enforcement Aircraft
LEA Law Enforcement Agency
LEADERS Lightweight Epidemiology Advanced Detection and Emergency Response System
LEAINTP Law Enforcement Advanced Interviewing Training Program
LEAP Law Enforcement Availability Pay
LEC Local Exchange Carrier
LECC Law Enforcement Coordination Center
LEDET Law Enforcement Detachment
LEED® leadership in energy and environmental design
LeeTran Lee County Transit Authority (Florida)
LEGAT Legal Attache
LEH Light Enforcement Helicopter
LEISP Law Enforcement Information Sharing Program
LEL Lower Explosive Limit
LEL Lowest Effect Level
LELI Law Enforcement Leadership Institute
LEM Local Emergency Management
LEMA Local Emergency Management Authority
LEMDP Law Enforcement Management Development Program
LEO Law Enforcement Online
LEO Law Enforcement Officer
LEOC Local Emergency Operations Center
LEOSA Law Enforcement Officers Safety Act
LEP Loaned Executive Program
LEP limited English proficient person
LEP Leadership Excellence Program
LEP Limited English Proficiency
LEPB Loaned Executive Program Board
LEPC Local Emergency Planning Committee
LEPPC Local Emergency Prevention and Preparedness Council
LERN Law Enforcement Radio Net
LERT Logistics Emergency Response Team
LES law enforcement sensitive
LESC Law Enforcement Support Center
LESO Law Enforcement Security Officer
LETPP Law Enforcement Terrorism Prevention Program
LETS Law Enforcement Telecommunications System
LEU Low-Enriched Uranium
LEVEL 1 EST Full EST activation level (NRCC)
LEVEL 2 EST Intermediate EST activation level (NRCC)
LEVEL 3 EST Minimal EST activation level (NRCC)
LEWG Law Enforcement Working Group
LF Linear Foot
LF Low Frequency
LFA Lead Federal Agency
LFD Letter of Final Determination
LFE Lowest Floor Elevation
LFEOC Local Federal Emergency Operations Center
LFFE Lowest Finished Flood Elevation
LFO Lead Federal Official
LFP Livestock Feed Programs
LH Local Hire
LHA/LHD Landing Helicopter - Assault/ Landing Helicopter - Deck
LHD Local Health Department
LHMC Local Hazard Mitigation Coordinator
LHR Limited Home Repair
LHW Last Hour Worked
LIBSYS Library System
LIC License
LID Low-Impact Development
LIDAR Light Detection and Ranging (system)
LIDEF Levee Inventory Data Entry Form
LIFE Legal Immigration Family Equity
LIHEAP Low Income Household Energy Assistance Program
LIMFAC Limiting Factor
LIMS Logistics Information Management System
LIMS Laboratory Information Management System
LINX Law Enforcement Information Exchange [Navy]
LISS Linear Imaging and Self-Scanning
LL Lessons Learned
LLEA Lead Law Enforcement Agency
LLEA Local Law Enforcement Agency
LLIS Lessons Learned Information Sharing System
LLNL Lawrence Livermore Laboratory
LLP Limited Liability Partnership
LLR Lessons Learned (Hot Wash) Report
LLW Low-Level Waste
LLWS Low-Level Wind Shear
LM Logistics Management (FEMA/LM)
LMA Land Management Agencies
LMD Logistics Management Directorate (of DHS/FEMA)
LMF Logistics Management Facility
LMFBR Liquid Metal Fast Breeder Reactor
LMI Logistics Management Institute
LMPC Labor-Management Partnership Council
LMR Living Marine Resource
LMS Learning Management System
LNG Liquefied Natural Gas
LNO Liaison Officer
LOA Letter of Agreement
LOAD Loadmaster
LOAEL Lowest Observed Adverse Effect Level
LOC Letter of Credit
LOC Levels of concern
LOC Line of Communication
LOC Library of Congress
LOCA Loss of Coolant Accident
LOC-TFCS Letter of Credit - Treasury Financial Communications System
LODR Letter of Determination Review
LOEP Louisiana Office of Emergency Preparedness
LOFR Liaison Officer
LOG Logistics
LOI Letter of Instruction
LOI Letter of Intent
LOINC Logical Observation Identifiers Names and Codes
LOMA Letter of Map Amendment
LOMC Letter of Map Change
LOMC-VALID Letter of Map Change Revalidation
LOMR Letter of Map Revision
LOMR-F Letter of Map Revision Based on Fill
LOP level of protection
LOP Legal Orientation Program
LOS Line of Sight
LOSA Logistical Operations Staging Area
LOSAP Length-of-service Award Program
LOSSEST Loss Estimation
LOU Limited official use
LPA Legislative and Public Affairs
LPDP Livestock Preservation Donation Program
LPG Liquefied Petroleum Gas
LPN Licensed Practical Nurse
LPOC Last Port of Call
LPPC Local Preparedness and Prevention Council
LPR lawful permanent resident
LPR Lawful Permanent Resident (status)
LPR Legal Permanent Resident (person)
LPZ Low Population Zone
LR Limited Response
LRA Louisiana Recovery Authority
LR-BSDS Long Range Biological Standoff Detection System
LRC Learning Resource Center
LRC Logistics Resource Center
LRC Logistics Response Center
LRCT long range cordless telephone switch
LRFD Load and Resistance Factor Design
LRIP Low Rate Initial Production
LRIT long range identification and tracking
LRMP Long Range Management Plan
LRN Laboratory Response Network
LRT Long Range Tracker
LRU Lowest Replaceable Unit
LS Logistics Support
LS Lump Sum
LSA Logistics Staging Area
LSC Life Safety Code (National Fire Protection Association 101)
LSC Legal Services Corporation
LSC Life Support Center
LSC1 Logistics Section Chief Type 1
LSC2 Logistics Section Chief Type 2
LSCAD Lightweight Stand-off Chemical Agent Detector
LSCD Life Safety Code Deficiency
LSCT Line Scout
LSE Local Subscriber Environment
LSFE Life Safety and Fire Engineering
LSFE Life Safety and Fire Engineering Branch of FEMA Office of Occupational Safety, Health & Environment (OSHE)
LSFP Life Safety and Fire Protection
LSFP Life Safety and Fire Protection Program
LSG Large Scale Game
LSP Lump Sum Payment
LSS Laboratory Scientific Services
LSS Life Support System
LSU Louisiana State University (NDPC)
LSV Logistical Staging Vehicle
LT Lieutenant (aka: Lt or Lieut)
LTA Lead Technical Authority
LTA Lighter Than Air
LTATP Land Transportation Anti-terrorism Training Program
LTCR Lost Time Case Rate
LTD Limited
LTG Lieutenant General
LTL Less-than Truck Load
LTR Long-Term Recovery
LTRC Long Term Recovery Committee
LTRC Long Term Recovery Coordinator
LTRO Long Term Recovery Office
LUC land use control
LULC Land Use and Land Cover
LVA Low Volatility Agent
LVB Large Vehicle Bomb
LVBIED large vehicle-borne improvised explosive device
LWDR Lost Work Day Rate
LWF Lutheran World Federation
LWOP Leave Without Pay
LWR Light Water Reactor
LYNX Central Florida Regional Transportation Authority
LZ Landing Zone
m meter
M&A Management and Administrative
M&IE Meals and Incidental Expenses
M&IE Miscellaneous and Incidental Expenses
M&S Modeling and Simulation
M/S Meters per Second
M/V Merchant Vessel
MA Marshalling Area
MA Mission Assignment
MAA Mutual Aid Agreement
MAAD Mobile Asset Activities Document
MAAFS Mid-Atlantic Association of Forensic Scientists
MABAS Mutual Aid and Box Alarm System
MAC Multiple award contract
MAC Mapping and Analysis Center
MAC Mission Assignment Coordinator
MAC Mitigation Assistance Clinic
MAC Monitoring and Analysis Coordinator
MAC Multi-Agency Command
MAC multiagency committees
MAC Multiagency Coordinating (Entity)
MAC Multiagency Coordination
MAC Entity Multiagency Coordinating Entity
MACA Military Assistance to Civil Authorities
MACC Multi Agency Crime Center
MACC Multiagency Command Center
MACC Multi-Agency Coordination Center
MACDIS Military Assistance for Civil Disturbances
MACGp Multi-Agency Coordination Group
MACOM Major Command
MACS Multi-Agency Coordination System
MAEC Mid-America Earthquake Center
MAELU Mutual Atomic Energy Liability Underwriters
MAF Master Appropriation File
MAFC MAFFS Clerk
MAFFS Modular Airborne Fire Fighting System
MAGIC Mid-America Geographic Information Council
MaHIMS Medical and Health Incident Management System
MALE Medium Altitude Long Endurance (see also HALE)
MANPADS Man Portable Air Defense System
MAOC Military Air Operations Coordinator
MAPs Motorist Assist Points
MAR Monthly Accomplishments Report
MARAC Mutual Aid Regional Advisory Committee
MARAD Maritime Administration
MARC Maryland Rail Commuter
MARC Mid-America Regional Council
MAREP Marine Report
MARFORLANT Marine Forces Atlantic
MARPLOT Mapping Applications for Response, Planning, and Local Operational Tasks
MARR Mission Assignment Reimbursement Request
MARS Military Affiliated Radio System
MARS Mobile Analytical Response System
MARS Multi-function Acquisition and Reporting System
MARSA Military Assumes Responsibility for Separation of Aircraft
MARSEC Maritime Security
MARSEC maritime security level
MarshMALLOW Marsh Management Activities for Learning the Lifestyles of Wildlife
MART Morning Advisory Risk Threat (see also DART and EART)
MAS Mapping Activity Statement
MASF Mobile Aeromedical Staging Facility
MASFO Multi-Agency Strike Force Operation
MASH Mobile Army Surgical Hospital
MASINT Measurement and Signature Intelligence
MAST Maritime Security and Strategic Toolkit
MAST Midwestern Alliance of Sovereign Tribes
MAST Military Assistance to Safety and Traffic
MAST Mitigation Advisors' Strategic Tracker
MAT Mobilization Assistance Team
MATES Mobilization and Training Equipment Site
MATF Multi-Agency Task Force
MATRIX Multistate Anti-Terrorism Information Exchange
MATTS Marine Asset Tag Tracking System
MATTS Mobile Air Transportable Telecommunications System
MAV Micro Air Vehicle
MB Megabyte
mb millibar
MBA Master of Business Administration
MBO Management by Objectives
MBPS Megabytes per Second
MBTA Migratory Bird Treaty Act
MC Marine Corps
MC Member of Congress
MC Mobilization Center
MCA Multi-Channel Analyzer
MCAD Military Crew Advisor
M-CAST Medical Capabilities Assessment & Status Tool
MCB Movement Coordination Branch
MCC Major Cities [police] Chiefs
MCC Master Control Cell
MCC Mission Control Center
MCC Mobility Control Center
MCC Movement Coordination Center
MCD Medical Crew Director
MCE Maximum Credible Event
MCEER Multidisciplinary Center for Earthquake Engineering Research
MCF Mass Care and Feeding
MCF Movement Coordination Function
MCI Mass Casualty Incident
MCL maximum contaminant level
MCLG maximum contaminant level goal
MCMC Mid-Continent Mapping Center
MCMT Mobilization Center Management Team
MCO MERS Coordination Office
MCOC Marine Corps Operations Center
MCOE Metadata Center of Excellence (see EDMO)
MCR Military Communications Representative
MCS Movement Coordination System
MCSAP Motor Carrier Safety and Assistance Program
MCU Movement Coordination Unit
MCV Mobile Coordinating Vehicle
MD Management Directive
MD Medical Doctor
MDA Maritime Domain Awareness
MDC Maintenance and Deactivation Contracts
MDD Metal Detection Device
MDF Medical, Dental and Funeral
MDRC Mobile Disaster Recovery Center
MDRO Mission Disaster Relief Officer
MDRV Mobile Disaster Recovery Vehicle
MDS Mennonite Disaster Service
MDST Mountain Daylight Savings Time (see MDT)
MDT Mountain Daylight Time (GMT - 6)
ME Medical Examiner
MEA Multi-Role Enforcement Aircraft
MEA Major Emergency Action
MEAG Major Emergency Action Guide
MEAP Mobile Environmental Analytical Platform
MED Medium
MEDEVAC Medical Evacuation
MEDL Medical Unit Leader
MEDRED Medical Readiness (OHA/MEDRED)
MEEMCN Minimum Essential Emergency Medical Communications Network
MEF Mission Essential Function
MEG Medical Evaluation Guidance
MEIR Medical Effects of Ionizing Radiation
MEL Mobile-Erector Launcher
MEMA Motor & Equipment Manufacturers Association
MEMA Maine Emergency Management Agency
MEMA Maryland Emergency Management Agency
MEMA Massachusetts Emergency Management Agency
MEMA Mississippi Emergency Management Agency
MEMA Missouri Emergency Management Agency
MEMU Mass Evacuation Management Unit
MEOW Maximum Envelope of Water
MEOW Maximum Envelope of Winds
MEP Management Engineering Plan
MEPI Middle East Partnership Initiative
MEPP Master Exercise Practitioner Program
MERRT Medical Emergency Radiological Response Team
MERS Mobile Emergency Response Support
MERSA Mobile Emergency Response Support Assets
MET Meteorological
MET Meteorologist
MET Mission Essential Task
METAR Management Evaluation Technical Assessment Review
METAR Meteorological Aviation Report
METL Mission-Essential Task List
METOC Meteorological and Oceanographic
METSAT Meteorological Satellite
MeV Megaelectronvolt
meV millielectronvolt
MEWT Mobile Electronic Warfare Technologies
MFAS Marriage Fraud Amendment System
MFR Memorandum For the Record
MFRI Maryland Fire and Rescue Institute
MFTR Manufacturer
MG Marsh Vegetation (Line)
mg milligram
MG/M3 Milligrams per Cubic Meter
MG-MIN/M3 Milligram Minutes per Cubic Meter
MGMT Management
MGMT Management [Directorate]
MH Manufactured Housing
MH Mental Health
MH Mobile Home
MHC Mobile Health Clinic
MHE Materiel Handling Equipment
MHEC Military Helicopter Crewmen
MHEM Military Helicopter Manager
MHMS Military Helicopter Manager Supervisor
MHS Message Handling System
MHTGR Modular High Temperature Gas Reactor
MHW Mean High Water
MHWL Mean High Water Line
MHz Megahertz
MI Major Incident (medical)
MI Middle Initial
MI2 Multi-level-secure Information Infrastructure
MIC Media Information Center
MIC Meteorologist in Charge
MICS Monitoring Information on Contracted Studies (System)
MIDAS Micro-fluidic Integrated DNA Analysis System
MIEP Mass Immigration Emergency Plan
MIFC Maritime Intelligence Fusion Center
MIIS Microsoft Identity Integration Server
MIL Military Advisor's Office
MILES Multiple Integrated Laser Engagement System
MIL-STD Military Standard
MIM Major Incident Management (medical)
MIME Multi-purpose Internet Mail Extensions
MIN Minimum
MIN Mobile Identification Number
MIND Maritime Interceptor for Nuclear Detection
MINICAM Miniature Chemical Agent Monitor
MIP management-in-place [asbestos]
MIPR Military Interdepartmental Purchase Request
MIPT Memorial Institute for the Prevention of Terrorism
MIRP Military Improved Response Program
MIRV Multiple Independent Re-entry Vehicle
MIS Management Information System
MISLE Maritime Information for Safety and Law Enforcement
MIT Mitigation
MITT Mobile Implementation Training Team
M-JPEG Motion JPEG
MKT Mobile Kitchen Trailer
MLAT Mutual Legal Assistance Treaty
MLD Median Lethal Dose
MLETP Marine Law Enforcement Training Program
MLH Medium Lift Helicopter
MLOS Microwave Line of Sight
MLW Mean Low Water
mm millimeter
MMA Major Metropolitan Area
MMC Main Media Center
MMCE Medical Management of Chemical Exposure
MMD Merchant Mariner Document
MMI Modified Mercalli Intensity
MMIS Municipal Management Information System
MMPA Marine Mammal Protection Act
MMPAC Merchant Marine Personnel Advisory Committee
MMRS Metropolitan Medical Response System
MMS Minerals Management Service
MMST Metropolitan Medical Strike Team
MMWR Morbidity and Mortality Weekly Report
MNAP Mapping Needs Assessment Process
MNS Mission Needs Statement
MNUSS Map Needs Update Support System
MO Medical Officer
MO Method of operation
MOA Memorandum of Agreement
MOB Main Operating Base
MOB Mobilization (or Mobilize)
MOB Center Mobilization Center
MOC Mobile Operations Center
MOC Maritime Operations Center
MODEM Modulator/Demodulator
MODU Mobile Offshore Drilling Unit
MOE measure of effectiveness
MOM Maximum of Maximums
MOM Middle of Month
MOOTW Military Operations Other Than War
MOP measure of performance
MOPP Mission-Oriented Protective Posture
MORE Making Officer Redeployment Effective
MOS measure of suitability
MOSS Management Operations and Student Support
MOU Memorandum of understanding
MOX Mixed Oxide Fuels
MP Management Profiler
MP Military Police
MPA Maritime Patrol Aircraft
MPAC Muslim Public Affairs Council
MPC Main Press Center
MPC Maximum Permissible Concentration
MPC Mid-term Planning Committee
MPC Mid-term Planning Conference
MPD Maximum Potential Destruction
MPE Maximum Permissible Exposure
MPEG Motion Picture Expert Group
MPH Miles per Hour
MPPP Mortgage Portfolio Protection Program
MPS Mission Planning System
MPU Microprocessor Unit
MPU Mobile Power Unit
MQIT Medical Quality Improvement Team
MQM Medical Quality Management
MQM Program Medical Quality Management Program
MR Medical Records
MR Medical Response
mR milliroentgen/millirem
mR/h milliRoentgen per hour
MRA Monthly Rental Assistance
MRA Mortgage and Rental Assistance
MRAT Medical Radiobiology Advisory Team
MRC Medical Reserve Corps
MRC Management Review Council
MRC Monthly Recurring Costs
MRE Meal, Ready-to-Eat
mRem millirem
MRF Medium Range Forecast
MRI Mean Recurrence Interval
MRIC Mobile Registration Intake Center
MRMC Medical Research and Materiel Command
MRO Mandatory Removal Offense
MRP Machine readable passport
MRP Minimal Repair Program
MRR Measurement Residual Ratio
MRRS MERS Response Reporting System
MRT Medical Response Team
MRV Mobile Response Van
MRV Mobile Response Vehicle
MRV Multi-Radio Van
MRV Multi-Radio Vehicle
MS&G Models, Simulations, and Games
MS-1 Medical Service – 1 (Hospital)
MS4 municipal separate storm water sewer system
MSA Metropolitan Statistical Area
MSA Modeling, Simulation, & Analysis
MSA Mutual Support Agreement
MSC Major Subordinate Command
MSC Map Service Center
MSC Marine Safety Center
MSC Mobile Switching Center
MSCA Military Support to Civil Authorities
MSCLEA Military Support to Civilian Law Enforcement Agencies
MSD Military Support Detachment
MSD Musculoskeletal Disorder
MSDS Manpower Standards Development System
MSDS Material Safety Data Sheet
MSE MERS Support Element
MSEL Master Scenario Events List
MSF Mobile Screening Force
MSFCMA Magnuson-Stevens Fisheries Conservation and Management Act
MSFO Marine Safety Field Office
MSHA Mine Safety and Health Administration
MSI Minority-Serving Institution
MSIA Metadata Standards for Information Assurance
MSIC Missile and Space Intelligence Center
MSIIP Minority Serving Institutions Internship Program
MSIS Marine Safety Information System
MSIs Minority Serving Institutions
MSL Mean Sea Level
MSLO Military Support Liaison Officer
MSO Maritime Security Operations
MSO Marine Safety Office
MSO Military Support Officer
MSPB Merit Systems Protection Board
MSR Main Supply Route
MSRAM Maritime Security Risk Assessment Model
MSST Maritime Safety and Security Team
MST Management Support Team
MST Master
MST METRO Strike Team
MST Mountain Standard Time (GMT - 7)
MSU Management Support Unit
MSU Marine Safety Unit
MSU Medical Support Unit
MSW municipal solid waste
MT Megaton
MT metric ton
MT Mitigation (FEMA/MT)
MTA Material Transfer Area
MTF Medical Treatment Facility
MTI Methodology Technical Implementation
MTMC Military Traffic Management Command
MTOE Modified Table of Organization and Equipment
MTOW Maximum Takeoff Weight
MTP Master Trainer Program
MTR Maritime Training Response
MTR Military Training Route
MTS marine transportation system
MTSA Maritime Transportation Security Act
MTSP Mass Transit Security Program
MTT Mobile Training Team
MTTR mean time to repair
MTTRS mean time to restore service
MUDAC Meteorological and Unified Dose Assessment Center
MUF Materials Unaccounted For
MUTCD Manual of Uniform Traffic Control Devices
MVGP Mission, Vision and Guiding Principles
MW megawatt
MW Microwave
MW Mount Weather
MWA Metropolitan Washington Area
MWCOG Metropolitan Washington Council of Governments
MWEAC Mount Weather Emergency Action Center
MWEOC Mount Weather Emergency Operations Center
MWFRS Main Wind Force Resisting System
MWH megawatt hour
MWMD Mount Weather Management Division
MWS Marine Weather Statement
MXMS Mixmaster
M-ZONE High Mudflow Hazard Area
N/A Not affected
N/A Not applicable
N/P Not Provided
N2O nitrous oxide
NA Northeastern Area
NA North American
NAAE National Association of Agricultural Employees
NAAK Nerve Agent Antidote Kit
NAAP Newport Army Ammunition Plant
NAAQS National Ambient Air Quality Standards
NAAT North American Aviation Trilateral
NAC National Advisory Committee
NAC National Advisory Council
NAC Nebraska Avenue Complex
NAC National Agency Check
NAC/AEGL National Advisory Committee on Acute Exposure Guidelines Levels (for Chemical Substances)
NACA National Air Carrier Association
NACCHO National Association of County and City Health Officials
NACD National Association of Corporate Directors
NACDD National Association of Councils on Developmental Disabilities
NACE National Association of County Engineers
NACI National Agency Check with Inquiries
NACIC National Counterintelligence Center
NACo National Association of Counties
NACS NEMIS Access Control System
NACS Netware Asynchronous Communications Service
NACWA National Association of Clean Water Agencies
NAD27 North American Datum of 1927
NAD83 North American Datum of 1983
NADB National Assets Data Base
NADO National Association of Development Organizations
NAEMT National Association of Emergency Medical Technicians
NAERG North American Emergency Response Guidebook
NAFAX National Facsimile Network
NAFSMA National Association of Flood & Stormwater Management Agencies
NAFTA North America Free Trade Agreement
NAFTZ National Association of Free Trade Zones
NAHB National Association of Home Builders
NAHERC National Animal Health Emergency Response Corps
NAHF National Association of Hispanic Firefighters
NAI North American Initiative
NaI(Tl) Sodium Iodide Doped with Thallium (scintillator)
NAIC National Association of Insurance Commissioners
NAII National Association of Independent Insurers
NAIIA National Association of Independent Insurance Adjusters
NAILS National Automated Immigration Lookout System
NAMRI Naval Medical Research Institute
NANDA North American Nuclear Detection Architecture
NAOC National Airborne Operations Center
NAOS North American Atmospheric Observing System
NAP Nuclear Assessment Program
NAP National AIDS Policy
NAPA National Academy of Public Administration
NAPI National Arson Prevention Initiative
NAPO National Organization of Police Organizations
NARA National Archives and Records Administration
NARAC National Atmospheric Release Advisory Center
NARCL Nuclear Accident Response Capabilities Listing
NARFE National Active & Retired Federal Employees Association
NARP National Agriculture Release Program
NARP Nuclear Accident Response Plan
NARP Nuclear Accident Response Procedures
NARS National Archives and Records Service
NARSAP National Advanced Remote Sensing Applications Program
NARTC National Advanced Resource Technology Center
NAS National Academy of Sciences
NASA National Aeronautics and Space Administration
NASAR National Association for Search and Rescue
NASBLA National Association of State Boating Law Administrators
NASCDD National Association of State Civil Defense Directors
NASCIO National Association of State Chief Information Officers
NASEMSD National Association of State Emergency Medical Services Directors
NASEMSO National Association of State Emergency Medical Officials
NASF National Association of State Foresters
NASFM National Association of State Fire Marshals
NASNA National Association of 9-1-1 Administrators
NASTTPO National Association of State Title Three Program Officials
NASULGC National Association of State Universities and Land-Grant Colleges
NATA National Air Transportation Association
NATCA National Air Traffic Controllers Association
NATO North Atlantic Treaty Organization
NAVAID Navigational Aid
NAVC National Audio-Visual Center
NAVD88 North American Vertical Datum of 1988
NAWAS National Warning System
NAWAS/BCC National Warning System Bridge and Conference Controller
NAWC National Association of Water Companies
NAWE National Association for Waterfront Employees
NBACC National Biodefense Analysis and Countermeasures Center
NBAF National Bio- and Agro-Defense Facility
NBC Nuclear, Biological and Chemical
NBFAC National Bioforensic Analysis Center
NBFSPQ National Board on Fire Service Professional Qualifications
NBHPP National Bioterrorism Hospital Preparedness Program
NBIC National Biosurveillance Integration Center
NBIS National Biosurveillance Integration System
NBSAC National Boating Safety Advisory Council
NBSCAB National Bomb Squad Commanders Advisory Board
NBSG National Biosurveillance Group
NBTA National Business Travel Association
NBWDA National BioWeapons Defense Analysis Center
NC&B Nuclear, Chemical and Biological
NCA National Command Authority
NCAI National Congress of American Indians
NCAP National Corrective Action Program
NCAR National Center for Atmospheric Research
NCAS National Cyber Alert System
NCATF National Church Arson Task Force
NCAVC National Center for the Analysis of Violent Crime
NCBFAA National Customs Brokers and Forwarders Association of America
NCC National Continuity Coordinator
NCC National Coordinating Center (for Telecommunications)
NCCC National Council of the Churches of Christ
NCCC National Civilian Conservation Corps (AmeriCorps)
NCCG National Civilian Community Group
NCD National Council on Disability
NCDDM National Center for Disaster Decision Making
NCE National Counterintelligence Executive
NCEH National Center for Environmental Health
NCEP National Centers for Environmental Prediction
NCFPD National Center for Food Protection and Defense
NCFS National Center for Forensic Science
NCGIA National Center for Geographic Information and Analysis
NCIC National Crime Information Center
NCID National Center for Infectious Diseases
NCIS Naval Criminal Investigative Service
NCISP National Criminal Intelligence Sharing Plan
NCIT National Council on International Trade (see NCITD)
NCITD National Council on International Trade and Development
NCIX Office of National Counterintelligence Executive
NCJA National Criminal Justice Association
NCLIS National Commission on Libraries and Information Science
NCMEC National Center for Missing and Exploited Children
NCO Non-Commissioned Officer
NCP National Continuity Programs (FEMA/NCP)
NCP National Oil and Hazardous Substances Pollution Contingency Plan (aka: "National Contingency Plan")
NCPC National Capitol Planning Commission
NCPC National Crime Prevention Council
NCPI National Committee on Property Insurance
NCR National Capitol Region
NCRC National Capitol Region Coordination (FEMA/NCRC)
NCRCG National Cyber Response Coordination Group
NCRPM National Council on Radiation Protection and Measurements
NCS non-critical sensitive [position]
NCS National Communications System
NCS Net Control System
NCSA National Center for Super-computing Applications
NCSA North Carolina Sheriffs' Association
NCSC National Cybersecurity Center
NCSD National Cybersecurity Division
NCSD National Communications System Directive
NCSH National Communications System Handbook
NCSL National Council of State Legislators
NCSLLET National Center for State & Local Law Enforcement Training, Advisory Committee to the
NCSM National Communications System Manual
NCSP National Cyber Security Partnership
NCSP National Communications Support Plan
NCSRM National Communications Systems Regional Manager
NCSSA National Cartographic Standards for Spatial Accuracy
NCTC National Counterterrorism Center
NCUA National Credit Union Administration
NCVIP National Child Victim Identification Program
NDA National Defense Area
NDA Nevada Department of Agriculture
NDA Non-Disclosure Agreement
NDAA Natural Disaster Assistance Act
NDAC Network Design and Analysis Center
NDC National Data Center
NDEA National Defense Emergency Authorization
NDEC National Disaster Education Coalition
NDEP National Digital Elevation Program
NDER National Defense Executive Reserve
N-DEX [Law Enforcement] National Data Exchange
NDFD National Digital Forecast Database
NDHS National Disaster Housing Strategy (FEMA)
NDHTF National Disaster Housing Task Force
NDIA National Defense Industrial Association
NDIC National Drug Intelligence Center
NDMC National Drought Mitigation Center
NDMN National Donations Management Network
NDMOC National Disaster Medical Operations Center
NDMS National Disaster Medical System
NDMSOSC National Disaster Medical System Operations Support Center
NDPC National Domestic Preparedness Consortium
NDPO National Domestic Preparedness Office
NDRSMP National Distress and Response System Modernization Project (also known as “Rescue 21”)
NDS National Defense Stockpile
NDS National Detention Standards
NDS Nuclear Detection System
NDTA National Defense Transportation Association
NDU National Defense University
NDW Naval District of Washington
NE New England
NE Northeast
NEA National Endowment for the Arts
NEARS National Emergency and Alerting Response System
NEC National Earthquake Center
NEC National Electric Code
NECA Newport Chemical Activity
NECC National Emergency Coordination Center (see NRCC)
NECD Newport Chemical Depot
NECLC National Emergency Child Locator Center
NECN National Emergency Communications Network
NECP National Emergency Communications Plan
NED National Exercise Division
NED Nuclear Explosive Device
NEDCTP National Explosives Detection Canine Team Program
NEDSS National Electronic Disease Surveillance System
NEEP National Earthquake Education Program
NEEP National Exercise and Evaluation Program
NEET National Exercise Evaluation Team
NEF National Essential Function
NEFRLS National Emergency Family Registry and Locator System
NEFSMA New England Floodplain and Stormwater Managers Association
NEG National Emergency Grant
NEH National Endowment for the Humanities
NEHA National Environmental Health Association
NEHRP National Earthquake Hazards Reduction Program
NEI Nuclear Energy Institute
NEIC National Earthquake Information Center
NEIC National Enforcement Investigations Center
NEIS National Earthquake Information Service
NEMA National Emergency Management Association
NEMA Nebraska Emergency Management Agency
NEMBCAP National Emergency Management Baseline Capability Assessment Program
NEMIS National Emergency Management Information System
NEMSIS National EMS Information System
NEMSPI National Emergency Medical Services Preparedness Initiative
NEMT National Emergency Management Team
NENA National Emergency Number Association
NEO Near-Earth Orbit
NEO Non-combatant Evacuation Operation
NEOB New Executive Office Building
NEOC National Emergency Operations Center
NEP National Exercise Program
NEPA National Environmental Policy Act
NEPPC National Emergency Prevention and Preparedness Council
NERC North American Electric Reliability Council
NERR National Emergency Resource Registry
NERRTC National Emergency Response and Rescue Training Center (TEEX/NDPC)
NERT National Emergency Response Team
NESC National Exercise Simulation Center
NESEC Northeast States Emergency Consortium
NESHAPs National Emission Standards for Hazardous Air Pollutants
NESN Necessary Expenses and Serious Needs
NESP National Environmental Studies Project
NESPM National EMS Scope of Practice Model
NEST Nuclear Emergency Search Team
NESWG National Earthquake Strategy Working Group
NET No Earlier Than
NETAC National Environmental Technology Application Center
NETAP National Earthquake Technical Assistance Program
NETC National Emergency Training Center
NEXRAD Next Generation Weather Radar
NEXS National Exercise Schedule
NEXUS Next Generation Upper Weather System
NFA National Fire Academy
NFA National Fire Academy, Board of Visitors for the
NFAAA National Fire Academy Alumni Association
NFAEB National Fire & Aviation Executive Board
NFAR No Further Action Required
NFC National Finance Center
NFCD National Finance Center Database
NFDA National Flood Determination Association
NFDA National Funeral Directors Association
NFDC National Fire Data Center
NFES National Fire Equipment System
NFFE National Federation of Federal Employees
NFFF National Fallen Firefighters Foundation
NFFS Northeast Forest Fire Supervisors
NFI National Flood Insurance
NFIB National Foreign Intelligence Board
NFIC National Fire Information Council
NFIF National Flood Insurance Fund
NFIP National Foreign Intelligence Program
NFIP National Flood Insurance Program
NFIRA National Flood Insurance Reform Act of 1994
NFIRS National Fire Incident Reporting System
NFMA National Forest Management Act
NFOP National Fugitive Operations Program
NFP Not For Profit
NFPA National Fire Protection Association
NFPCA National Fire Prevention and Control Administration
NFPE National Fire Protection Equipment
NFR Notice of Finding and Recommendation
NFS National Forest System
NFSA National Fire Sprinkler Association
NFSC Narcotics Financing Strategy Center
NFSCC National Fire Science Curriculum Committee
NFSLO National Fire Suppression Liaison Officer
NFTS National File Tracking System (replaced RAFACS)
NG National Guard
NGA National Geospatial-Intelligence Agency
NGA National Governors Association
NGB National Governing Body
NGB National Guard Bureau
NGDC National Geophysical Data Center
NGI Next Generation Internet
NGIC National Ground Intelligence Center [Army]
NGLO National Guard Liaison Officer
NGM Nested Grid Model
NGN Next-Generation Network
NGO Non-Governmental Organization
NGRS National Geodetic Reference System
NGS National Geodetic Survey
NGVD National Geodetic Vertical Datum
NGVD29 National Geodetic Vertical Datum of 1929
NGWT Next Generation Warning Tool
NHC National Hurricane Center
NHPA National Historic Preservation Act
NHSSS (also known as NH3S) National Homeland Security Support System
NHSU National Homeland Security University
NHTSA National Highway Transportation Safety Administration
NHV Natural Hazard Vulnerability
NI No Insurance
NIAAA National Institute on Alcohol Abuse and Alcoholism
NIAC National Infrastructure Advisory Council
NIAC NASA Institute for Advanced Concepts
NIAC National Iranian American Council
NIB National Industries for the Blind
NIBC National Interagency Biodefense Campus
NIBRS National Incident Based Reporting System
NIBS National Institute of Building Sciences
NIC National Intelligence Council
NIC National Instrumentation Center
NIC NIMS Integration Center
NIC National Integration Center
NICACS National Incident Control and Action Communication System
NICC National Interagency Coordination Center
NICC National Infrastructure Coordination Center
NICCL National Incident Communications Conference Line
NICCP National Interdiction Command & Control Plan
NICI National Interagency Counterdrug Institute
NICRAT National Incident Command Resource Allocation Tool
NICS National Instant Background Check System
NID National Inventory of Dams
NID National Intelligence Director (see correct DNI)
NIEHS National Institute of Environmental Health Services
NIEM National Information Exchange Model
NIEOC National Interagency Emergency Operations Center
NIER National Industrial Equipment Reserve
NIF National Ignition Facility
NIF Non-Industrial Facility
NIFC National Interagency Fire Center
NIFCC National Interagency Fire Coordination Center
NIH National Institutes of Health
NIHS National Institute for Hometown Security
NII National Information Infrastructure
NII Non-Intrusive Inspection
NII/GII National Information Infrastructure/Global Information Infrastructure Initiatives
NIIMS National Interagency Incident Management System
NIIS Non-Immigrant Information System
NIITP National Investigative Interview Training Program
NIJ National Institute of Justice
NIMA National Imagery and Mapping Agency (see NGA)
N-IMAT National Incident Management Assistance Team
NIMBY Not In My Backyard
NIMCAST National Incident Management Compliance Assurance Tool
NIMCAST National Incident Management System Capability Assessment Support Tool (see NIMSCAST)
NIMG National Interagency Mobilization Guide
NIMH National Institutes of Mental Health
NIMO National Incident Management Organization
NIMS National Incident Management System
NIMS SC NIMS Support Center
NIMS STEP NIMS Supporting Technology Evaluation Program
NIMS/NET National Incident Management System Network
NIMSCAST National Incident Management System Capability Assessment Support Tool
NIMTO Not In My Term of Office
NIOSH National Institute for Occupational Safety and Health
NIP National Immunization Program
NIP National Intelligence Program
NIPC National Infrastructure Protection Center
NIPF National Intelligence Priority Framework
NIPP National Infrastructure Protection Plan
NIPS Numerically Integrated Profiling System
NIR Non Ionizing Radiation
NIRSC National Interagency Radio Support Cache
NIRT Nuclear Incident Response Team
NISAC National Infrastructure Simulation and Analysis Center
NISE National Intelligence Support Element
NISP National Industrial Security Program
NISPOM National Industrial Security Program Operating Manual
NIST National Institute of Standards and Technology
NIUSR National Institute for Urban Search and Rescue
NIVS Non-immigrant Visa System
NJBF New Jersey Business Force
NJIC National Joint Information Center
NJTTF National Joint Terrorism Task Force
NLC National League of Cities
NLC National Location Code
NLD Nunn-Lugar-Domenici
NLE National-Level Exercise
NLECC National Law Enforcement Coordination Center
NLETS National Law Enforcement Telecommunications System
NLRA National Labor Relations Authority
NLRB National Labor Relations Board
NLS National Language Standards
NLT No later than
NLZ No Lone Zone
NM Nautical Mile
NMAB National Materials Advisory Board
NMAS National Map Accuracy Standard
NMB National Mediation Board
NMC National Meteorological Center
NMC Non-Mission Capable
NMCC National Master Control Cell
NMCC National Military Command Center
NMD National Mapping Division (of USGS)
NMETS National Mass Evacuation Tracking System
NMFS National Marine Fisheries Service
NMI No Middle Initial
NMIC National Maritime Intelligence Center
NMJIC National Military Joint Intelligence Center
NMO National Terrorism Advisory System Management Office
NMRI Naval Medical Research Institute
NMRS National Medical Response System
NMRT National Medical Response Team
NMSAC National Maritime Security Advisory Committee
NMSP National Maritime Security Plan
NMSRA National Maritime Strategic Risk Assessment
NMSS Nuclear Materials Safeguards and Security
NMT New Mexico Tech (NDPC)
NMTSP National Marine Transportation Security Plan
NNALEA National Native American Law Enforcement Association
NNEC National Network Emergency Center
NNFC National Network of Fusion Centers
NNO National Night Out
NNOB National Network Operations Branch
NNOC National Network Operations Center
NNRT National Nurses Response Team (medical)
NNSA National Nuclear Security Administration
NO National Office
No FEAR Act Notification and Federal Employee Anti-discrimination and Retaliation Act of 2002
NOA notice of availability [NEPA}
NOAA National Oceanic and Atmospheric Administration
NOAEL No Observed Adverse Effects Level
NOBLE National Organization of Black Law Enforcement Executives
NOC DHS National Operations Center
NOC National Olympic Committee
NOC National Operations Center (OPS/NOC) [formerly the HSOC]
NOC Navy Operations Center
NOC Negotiations Operations Center
NOC Network Operations Center
NOC-HQE National Operations Center - Headquarters Element
NOEL No Observed Effects Level
NOFA Notice of Funds Availability
NOFD New Orleans Fire Department
NOGA Notice of Grant Award
NOI Notice of Intent
NOI Notice of Interest
NOID Notice of Intent to Deny
NOK Next of Kin
NOPD New Orleans Police Department
NOPR Notice of Proposed Rulemaking
NORAD North American Aerospace Defense Command
NORTHCOM United States Northern Command
NOS National Ocean Survey
NOS Not Otherwise Specified
NOSAC National Offshore Safety Advisory Committee
NOTAM Notice to Airmen
NOUE Notice of Unusual Event
NP National Preparedness (FEMA/NP)
NP Navigation Processor
NPBF non-petroleum based fuel
NPC National Paralympic Committee
NPC National Petroleum Council
NPD National Preparedness Directorate
NPDES National Pollutant Discharge Elimination System
NPDP National Performance of Dams Program
NPES National Planning and Execution System
NPFC National Pollution Funds Center
NPG National Preparedness Goal
NPG National Preparedness Guidelines
NPL National Priorities List
NPLA National Preparedness Leadership Academy
NPM National Preparedness Month
NPMA National Property Management Association
NPMOC Naval Pacific Meteorology and Oceanography Center
NPOC Next Port of Call
NPOESS National Polar-Orbiting Operational Environmental Satellite System
NPP Nuclear Power Plant
NPPC National Preparedness and Prevention Council
NPPD National Protection and Programs Directorate (see CISA)
NPR National Partnership for Reinventing Government (formerly National Performance Review)
NPR National Preparedness Report
NPR Nationwide Plan Review
NPRA National Petrochemical & Refiners Association
NPRM Notice of Proposed Rulemaking [see also ANPRM and SNPRM]
NPRT National Pharmacist Response Team
NPS National Park Service
NPS National Pharmaceutical Stockpile
NPS National Planning Scenarios
NPS National Preparedness System
NPS Naval Postgraduate School
NPSC National Processing Service Center
NPSP National Pharmaceutical Stockpile Program
NPSTC National Public Safety Telecommunications Council
NRAT National Radiological Advisory Team
NRAT Nuclear Radiological Advisory Team
NRC National Records Center
NRC National Research Council
NRC National Response Center
NRC Nuclear Regulatory Commission
NRCC National Response Coordination Center
NRCC Northern Regional Coordination Center
NRCOC Nuclear Regulatory Commission Operations Center
NRCS Natural Resources Conservation Service
NRCSDC Natural Resources Conservation Service District Conservationist
NRCSSC Natural Resources Conservation Service State Conservationist
NRF National Response Framework [supersedes NRP]
NRIA Nuclear/Radiological Incident Annex (to the NRF)
NRIMC National Resources Information and Mapping Center
NRIS National Resource Information System
NRO National Reconnaissance Office
NRP National Response Plan (see NRF)
NRPC National Railway Passenger Commission
NRP-CIS National Response Plan Catastrophic Incident Supplement
NRR Noise Reduction Rating
NRS National Response System
NRT National Response Team
NRT Near Real-Time
NRWA National Rural Water Association
NS National Strategic (Task)
NS/EP National Security and Emergency Preparedness
NS/EPC National Security and Emergency Preparedness Communications, Committee for
NSA National Sheriffs Association
NSA National Security Agency
NSA National Security Area
NSA Network Security Agreement
NSABB National Science Advisory Board for Biosecurity
NSAC Navigation Safety Advisory Council
NSAT Network Service Acceptance Test
NSBC National Safe Boating Council
NSC National Security Cutter
NSC National Safety Council
NSC National Security Council
NSC NFIRS Support Center
NSD Named Storm Day
NSD National Security Directive
NSDD National Security Decision Directive
NSDI National Spatial Data Infrastructure
NSEC National Security Emergency Coordination
NSEC National Standard Exercise Curriculum
NSEERS National Security Entry Exit Registration System
NSEPT National Security and Emergency Preparedness Telecommunications
NSF National Science Foundation
NSF National Strike Force
NSFCC National Strike Force Coordination Center
NSGIC National States Geographic Information Council
NSGP Non-Profit Security Grant Program
NSHS National Strategy for Homeland Security
NSI National Security Information
NSI Nuclear Surety Inspection
NSLRSDA National Satellite Land Remote Sensing Data Archive
NSMP National Strong-Motion Program
NSN National Security Notifications
NSN National Stock Number
NSPD National Security Presidential Directive
NSPE National Society of Professional Engineers
NSPS National Security Personnel System
NSRS National Spatial Reference System
NSRV National Security and Records Verification (USCIS/NSRV)
NSS National Security Strategy
NSS National Shelter System
NSSA National Safe Skies Alliance
NSSDA National Standard for Spatial Data Accuracy
NSSE National Special Security Event
NSSFC National Severe Storms Forecast Center
NSSL National Severe Storms Laboratory
NSTAC National Security Telecommunications Advisory Committee
NSTC National Science & Technology Council
NSTR Nothing Significant to Report
NT Network Technology
NT Windows NT operating system
NTA National Technology Alliance
NTA Network Technology Architecture
NTA Notice to Appear
NTAC National Threat Assessment Center
NTAS National Terrorism Advisory System
NTC National Targeting Center
NTC National Teleregistration Center
NTC-MW National Teleregistration Center at Mount Weather
NTE Not to Exceed
NTEU National Treasury Employees Union
NTFI National Task Force on Interoperability
NTIA National Telecommunications and Information Administration
NTIS National Technical Information Service
NTM National Technical Means
NTMR National Technical Means of Reconnaissance
NTMS National Telecommunications Management Structure
NTNFC National Technical Nuclear Forensics Center
NTR Nothing to Report
N-TRAP National Terrorism Response Awareness Program
NTRO National Terrorism Response Objective
NTS National Traffic System
NTS Nevada Test Site
NTSB National Transportation Safety Board
NTSC National Telecommunications Standards Committee
NTSP National Telecommunications Support Plan; a.k.a. National Plan for Telecommunications Support in Non-Wartime Emergencies
NTSRA National Transportation Sector Risk Assessment
NTVRP Non-Tank Vessel Response Plan
NU Name Unknown
NUCFLASH Accidental, unauthorized, or unexplained nuclear detonation
NUDET Nuclear Detonation
NUL National Urban League
NUMARC Nuclear Management and Resources Council
NUREG Nuclear Regulation
NUSRS National Urban Search and Rescue System, Advisory Committee of the
NUWAX Nuclear Weapon Exercise
NUWC Naval Undersea Warfare Center
NVAC National Visualization and Analytics Center
NVC National Visa Center
NVDC National Vessel Documentation Center
NVFC National Volunteer Fire Council
NVG Night Vision Goggles
NVIC Navigation and Vessel Inspection Circular
NVL Night Vision Laboratory
NVLAP National Voluntary Laboratory Accreditation Program
NVMC National Vessel Movement Center
NVOAD National Voluntary Organizations Active in Disasters
NVPS National Virtual Pointer System
NVTSA Night Vision Technology Safety Act
NW Neighborhood Watch
NWARSG Nuclear Weapons Accident Response Steering Group
NWC National Warning Center
NWCG National Wildfire Coordinating Group
NWCG National Wildland Coordinating Group
NWP Neighborhood Watch Program (see NW)
NWR National Weather Radio
NWR NOAA Weather Radio
NWS National Weather Service
NWSFO National Weather Service Forecast Office
NWWS National Weather Wire Service
NYCOEM New York City Office of Emergency Management
O number Order number
O&M Operations and Maintenance
O/C Observer/Controller
OA Office Automation
OA Over and Above
OA operational assessment
OAA Older Americans Act
OAD Operations Analysis Division (S&T/OAD)
OADR Originating Agency Determination Required
OAFME Office of the Armed Forces Medical Examiner
OAM Office of Acquisition Management
OAO Office of Aviation Operations
OAR Office of Air and Radiation
OAR Office of Oceanic and Atmospheric Research
OAS Office of Administrative Support
OAS Office of Aircraft Services
OAS Organization of American States
OASD Office of the Assistant Secretary of Defense
OASH/OEP Office of the Assistant Secretary for Health / Office of Emergency Preparedness
OASIS Organization for the Advancement of Structured Information Standards
OAST Office of Accessible Systems & Technology
OAWG Organizational Attack Working Group
OB Official Business
OBE Overcome by Events
OBP Border Patrol, Office of (CBP/OBP)
OBS Observation
OC Operations Center
OCA Office of Congressional Affairs
OCA Original Classification Authority
OCAO Office of the Chief Administrative Officer (MGMT/OCAO)
OCB Operations Centers Branch
OCC Office of the Chief Counsel
OCC Office of the Controller of Currency
OCD Office of Community Development
OCDETF Organized Crime Drug Enforcement Task Force
OCFO Office of the Chief Financial Officer (MGMT/OCFO)
OCFOAS Office of Chief Financial Officers & Administrative Services
OCG Operations Coordinating Grouo
OCGFC Office of Cerro Grande Fire Claims
OCHAMPUS Office of Civilian Health and Medical Program of the Uniformed Services
OCHCO Office of the Chief Human Capital Officer (MGMT/OCHCO)
OCIO Office of the Chief Information Officer (MGMT/OCIO)
OCIPEP Office of Critical Infrastructure Protection and Emergency Preparedness
OCJCS Office of the Chairman of the Joint Chiefs of Staff
OCLA Office of Congressional Liaison and Affairs
OCLUS Outside the Continental Limits of the United States
OCN Optimal Climate Normals
OCOG Organizing Committee for the Olympic Games
OCONUS Outside the Continental United States
OCPM Office of Crisis Planning and Management
OCPO Office of the Chief Procurement Officer (MGMT/CPO)
OCR Office of Collateral Responsibility
OCR Optical Character Reader
OCR Optical Character Recognition
OCRWM Office of Civilian Radioactive Waste Management
OCS Officer Candidate School
OCS Outer Continental Shelf
OCSO Office of the Chief Security Officer (MGMT/OCSO)
OCSP Online Certificate Status Protocol
OCTAVE Operationally Critical Threat, Asset, and Vulnerability Evaluation
OCTEL Operations Center Telephone
OCZM Office of Coastal Zone Management
ODAM Offsite Dose Assessment Manual
ODBC Open Database Connectivity
ODC Other Direct Cost
ODCEM Oklahoma Department of Civil Emergency Management
ODEM Oklahoma Department of Emergency Management
ODIS Offshore Detection Integrated System
ODNI Office of the Director of National Intelligence
ODP Office for Domestic Preparedness
ODRO Office of Detention and Removal Operations
ODS Operation Desert Safeguard
OE Operating Expenses
OE Operational Environment
OE Organizational Elements
OEC Office of Emergency Communications
OECD Organization for Economic Cooperation & Development
OEM Office of Emergency Management
OEM Original Equipment Manufacturers
OEMA Ohio Emergency Management Agency
OEMC Office of Emergency Management and Communications
OEMP Office of Emergency Medical Preparedness
OEP Occupant Emergency Plan
OEP Occupant Emergency Program
OEP Office of Emergency Preparedness
OER Office of Emergency Response
OER Office of Equal Rights
OES Office of Emergency Services
OET Office of Emergency Transportation (DOT)
OF Office of Finance
OF Over-water Fetch (Line)
OFA Office of Family Assistance
OFA Other Federal Agency
OFAC Office of Foreign Assets Control
OFCR Officer
OFDA Office of Foreign Disaster Assistance
OFF Offshore Forecast
OFM Office of Financial Management
OFMA Oklahoma Floodplain Management Association
OFO Field Operations, Office of (CBP/OFO)
OFP Office of Field Programs
OFSEP Office of Food Security and Emergency Preparedness
OGAT Official Government Acceptance Test
OGC Office of the General Counsel
OGE Office of Government Ethics
OGO Office of Grant Operations
OGSA Open Grid Services Architecture
OH Occupational Health
OH Overhead
OHA Office of Health Affairs (see CWMD)
OHR Office of Human Resources
OHRM Office of Human Resources Management
OHRP Office for Human Research Protections [United States Dept. of Health and Human Services] (MD 10300)
OHS Office of Homeland Security (see HSC)
OI Office of Investigations
OIA International Affairs, Office of (ICE/OIA), (PLCY/OIA)
OIC Office of Interoperability & Compatibility
OIC Officer-in-Charge
OIE Office of International Enforcement
OIG Office of Inspector General
OIM Office of Incident Management
OIRA Office of Information and Regulatory Affairs
OIS Immigration Statistics, Office of (PLCY/OIS)
OIT Office of Information Technology
OIWG Operational Intelligence Working Group
OJCS Office of the Joint Chiefs of Staff
OJP Office of Justice Programs
OJT On the Job Training
OJT - formal on-the-job training, (formal) OJT
OJT - unstructured on-the-job training, unstructured OJT
OKC Oklahoma City
OLA Office of Legislative Affairs
OLAP On-Line Analytical Processing
OLAW Office of Laboratory Animal Welfare
OLC Office of Legal Counsel
OLE Object Linking and Embedding
OLE Office of Law Enforcement
OLE/FAMS Law Enforcement, Office of/Federal Air Marshal Service (TSA/OLE/FAMS)
OLES Office of Law Enforcement Standards
OLS Operation Life Safety (see RFSI)
OLTP On-Line Transaction Processing
OMA Operations, Management, and Administration
OMB Office of Management and Budget
OMNCS Office of the Manager, National Communications System
OMS Operations Management Systems
OMTPE Office of Mission to Planet Earth
ONA Other Needs Assistance (IHP)
ONCRC Office of National Capital Region Coordination
ONDCP Office of National Drug Control Policy
ONRA Office of National Risk Assessment
ONS operational needs statement
OOC Office of Citizenship
OPA Office of Public Affairs
OPA Otherwise Protected Area
OPA Office of Public Affairs
OPAC On-Line Payments and Collection
OPBD Operations Branch Director
OPC Organizational Program Coordinators
OPCOM Operational Command
OPCON Operational Control
OPD Office of Policy Development
OPDAT Overseas Prosecutorial Development, Assistance and Training
OPEN Open Platform for Emergency Networks
OPERIOD Operational Period
OPF Official Personnel Folder
OPHEP Office of Public Health Emergency Preparedness (HHS)
OPHS Office of Public Health and Science
OPLAN Operations Plan
OPM Office of Personnel Management
OPO Protective Operations (USSS/OPO)
OPORD Operation Order
OPPRED Operation Predator
OPR Office of Primary Responsibility
OPR Protective Research, Office of (USSS/OPR)
OPREP Operational Report
OPS Office of Operations Coordination
OPS Office of Pipeline Safety
OPS Operational Planning System
OPS Operations
OPS (former) Office of Private Sector Liaison (formerly PSL; see PSO)
OPSEC Operations Security
OPSG Operation Stonegarden
OPSUM Operations Summary
OPT Operations and Planning Team
OPTEMPO Operating Tempo
OPUS Olympic Properties of the United States
OPVAL Operational Validation Program
OPW Operational Planning Worksheet
OR&R Office of Regulations and Rulings
ORA Outstanding Research Award
ORCA Operational Readiness Capability Assessment
ORD Office of Research and Development
ORD Office of the Regional Director
ORD Operational Requirements Document
ORDM Ordering Manager
OREMS Oak Ridge Evacuation Modeling System
ORIA Office of Radiation and Indoor Air
ORISE Oak Ridge Institute for Science and Education
ORM Other Regulated Materials
ORNL Oak Ridge National Laboratory
ORO Off-site Response Organization
ORPA Orthophoto Analyst
ORR Office of Refugee Resettlement
ORTA Office of Research and Technology Applications
OS Operating System
OS Operations Support
OS&Y Outside Stem and Yoke
OSA Office of Homeland Security Situational Awareness
OSA Operational Staging Area
OSAI Office of SAFETY Act Implementation
OSARP On-Screen Alarm Resolution Protocol
OSC Operations Systems Center
OSC Office of Special Counsel
OSC On-Scene Commander
OSC On-Scene Coordinator
OSC Operation Safe Commerce
OSC Operational Support Center
OSC Operations Support Center
OSC1 Operations Section Chief 1
OSC2 Operations Section Chief 2
OSCE Organization for Security and Cooperation in Europe
OSD ozone-depleting substance
OSD Operational Systems Document
OSD Operations Support Division
OSD Office of the Secretary of Defense (Public Affairs)
OSDBU Office of Small and Disadvantaged Business Utilization
OSD-HD Office of the Secretary of Defense for Homeland Defense
OSEP Office of Safety and Environmental Programs
OSEP Occupational Safety and Environmental Programs (DHS)
OSHA Occupational Safety and Health Administration
OSHE Occupational Safety, Health and Environment
OSI Open Systems Interconnect
OSIH Occupational Safety and Industrial Hygiene
OSINT Open-Source Intelligence
OSIR open source information report
OSLGC&P Office of State and Local Government Coordination and Preparedness
OSLTF Oil Spill Liability Trust Fund
OSM Office of Surface Mining
OSO Security Operations, Office of (TSA/OSO)
OSOCC On-Site Operations Coordination Center
OSP Strategic Plans, Office of (PLCY/OSP)
OSPF Open Shortest Path First
OSS Officer Safety and Survival Training Program
OST Office of the Secretary for Transportation
OST Operation Support Team
OSTC On-Scene Tactical Commander
OSTP Office of Science and Technology Policy
OT International Trade, Office of (CBP/OT)
OT operational test
OT&E operational test and evaluation
OTA operational test agent
OTAN Organisation du Traité de l'Atlantlique Nord (NATO)
OTAR Over the Air Rekeying
OTBE Overtaken by events
OTD Office of Training & Development
OTE Operational Test & Evaluation
OTH Over the Horizon
OTR Office of Trade Relations
OTRR operational test readiness review
OTRS Official Time Reporting System
OTS Office of Thrift Supervision
OTS analysis off-the-shelf analysis
OTSP Office of Transportation Security Policy
OTVP Office of Transportation Vetting and Credentialing
OUS Office of the Undersecretary
OVC Office for Victims of Crime
OVI Office of Volunteerism Initiatives
OVP Office of the Vice President
OWMD Office of Weapons of Mass Destruction
P&A Planning and Assessment
P&A Price and Availability
P&D Production and Development
P&I Protection and Indemnity
P2 pollution prevention
P2P Peer-to-Peer
PA performance analysis
PA Physician Assistant
PA Principal Advisor
PA Programmatic Agreement
PA Public Address
PA Public Affairs
PA Public Announcement
PA Public Assistance
PA&E Program Analysis and Evaluation
PA05 Purchasing Agent, 5K
PA10 Purchasing Agent, 10K
PA25 Purchasing Agent, 25K
PA50 Purchasing Agent, 50K
PABX Private Automatic Branch Exchange
PAC Political Action Committee
PAC Primary Agency Committee
PAC Public Assistance Coordinator
PACAREA Pacific Area
PACC Patient Airlift Control Center
PACOM United States Pacific Command
PACS physical access control system
PAD Protective Action Decision
PAD Public Affairs Director
PADC Patch Authentication and Dissemination Capability
PADRE Protective Action Dosage Reduction Estimator
PAECE Protective Action Evaluator for Chemical Emergencies
PAES Private Aircraft Enforcement System
PAG Protective Action Guide
PAH Poly-nuclear Aromatic Hydrocarbons
PAHO Pan-American Health Organization
PAI publicly available information
PAL Public Affairs Level
PALS Portable Automated Lookout System
PA-NST Public Affairs - National Support Team
PANYNJ Port Authority of New York and New Jersey
PAO Pacific Area Office
PAO Public Affairs Officer
PAO Public Assistance Officer
PAP Project Application Processor
PAPD Port Authority Police Department
PAPOs Preparedness Analysis and Planning Officers
PAPR Powered Air Purifying Respirator
PAPRS Phone Activated Paperless Request System
PA-PRT Public Affairs - Planning Response Team
PAR Performance & Accountability Report
PAR Personal/Personnel Accountability Record
PAR Population at Risk
PAR Protective Action Recommendation
PAR Public Administration Review
PARADE Prevention, Advocacy, Resources and Data Exchange
PARDOS Partial Dosage
PART Program Assessment Rating Tool
PAS Presidential Appointment with Senate Confirmation
PAs Protective Actions
PASP Protective Action Strategy Plan
PASS Performance Accountability and Standards System
PASS Personnel Alert Safety System
PAT Process Action Team
PATCO Professional, Administrative, Technical, Clerical, Other
PATF Practical Applications Training Facility
PATRIOT (see USA PATRIOT [Act])
PAWSA Ports and Waterways Safety Assessment
PAWSS ports and waterways safety system
PAX Passengers
PAZ Protective Action Zone
PBA Pine Bluff Arsenal
PBAC Policy Based Access Control
PBCA Pine Bluff Chemical Activity
PBD Program Budget Decision
PBDS Prototype Biological Detection System
PBIED person-borne improvised explosive device
PBL performance based logistics
PBOP Probeye Operator
PBR Program and Budget Review
PBR guidance program and budget review guidance
PBRB Program Budget Review Board
PBS Public Broadcasting System
PBS Public Buildings Service
PBSIS Public Building Service Information System
PBX Phone (or Private) Bank Exchange
PBX Private Branch Exchange
PC Peace Corps
PC Personal Computer
PCC Pathobiologics Collaborating Center
PCC Policy Coordination Committee
PCCIP President’s Commission on Critical Infrastructure Protection
PCE Programmatic Categorical Exclusion
PCERT Preliminary Computer Evidence Recovery Training
PCF Patient Care Form
PCII Protected Critical Infrastructure Information
PCIIMS PCII Management System
PCIS Partnership for Critical Infrastructure Security
PCLOB Privacy and Civil Liberties Oversight Board
PCO Privy Council Office
PCPT Pasco County Public Transportation (Florida)
PCQS Person Centric Query Service
PCR privacy compliance review
PCR polymerase chain reaction
PCR Program and Capability Review
PCS Permanent Change of Station
PCS Personal Communications Service/System
PCS Planning, Coordination and Support [Task] (National Preparedness Guidance)
PCSF Process Control Systems Forum
PCT Polk County Transit (Florida)
PCT Program Control Team
PCTARE Personal Computer Time and Attendance Remote Entry
PCWHF Presidential Commission on White House Fellows
PD Paid
PD Per Diem
PD Police Department
PD Policy Directive
PD Position Description
PD Presidential Declaration
PDA Personal Data Assistant
PDA Preliminary Damage Assessment
PDA Presbyterian Disaster Assistance
PDA Pueblo Depot Activity
PDASH Principal Deputy Assistant Secretary for Health
PDB President's Daily Brief
PDC Pacific Disaster Center
PDC Personnel Data Card
PDCA Plan, Do, Check, Adjust
PDD Presidential Decision Directive
PDEV Policy Development, Office of (PLCY/PDEV)
PDF Portable Document Format
PDF Probability Density Function
PDIM Planning Development and Implementation Management
PDIM Planning Development and Information Management
PDIM Planning Document Imaging Management
PDIM Postgraduate Diploma in Information Management
PDM physical data model
PDM Pre-disaster Mitigation
PDMF Pre-disaster Mitigation Fund
PDO Program Decision Option
PDOP Position Dilution of Precision
PDP Policy Decision Point
PDS Personnel Decontamination Station
PDS Practice Dangerous to Security
PDSI Palmer Drought Severity Index
PDT Pacific Daylight Time (GMT - 7)
PDUSIA Principal Deputy Under Secretary for Intelligence and Analysis
PE Professional Engineer
PEA Programmatic Environmental Assessment
PEAD Presidential Emergency Action Document
PECC Provincial Emergency Coordination Center
PED Portable Electronic Device
PEDS Portable Emergency Data System
PEG Performance Evaluation Group
PEG Performance Evaluation Guide
PEIS Programmatic Environmental Impact Statement
PEL permissible exposure limit [asbestos]
PEL Permissible Exposure Limit
PEMA Pennsylvania Emergency Management Agency
PEO Public Education and Outreach
PEOC President’s Emergency Operations Center
PEP Prepositioned Equipment Program
PEP Primary Entry Point
PEP Professional Excellence Program
PEPAC Primary Entry Point Advisory Committee
PERI Public Entity Risk Institute
PERT Program Evaluation and Review Technique
PES Performance Excellence Series
PETL Prevention Education Team Leader
PETM Prevention Education Team Manager
PFA Primary Federal Agency
PFA Procurement Funding Authority
PFD Primary Frontal Dune
PFO Principal Federal Official/Officer
PFOR Principal Federal Official’s Representative
PFPA Pentagon Force Protection Agency
PFT Permanent Full-Time
PG Planning Group
PGC Privacy Guidelines Committee
PGM Program
PGP Pretty Good Privacy
PH Public Health
PHEP Public Health Emergency Preparedness
PHILIS Portable High-Throughput Integrated Laboratory Identification System
PHIN Public Health Information Network
PHMSA Pipeline and Hazardous Materials Safety Administration (within DOT)
PHRBAE Public Health Readiness for Biological Agent Event
PHS Public Health Service
PHS&T packaging, handling, storage, and transportation
PI performance improvement
PI Pandemic Influenza
PI Project Impact
PI Project Inspector
PIA partnership intermediary agreement
PIA Privacy Impact Assessment
PIADC Plum Island Animal Disease Center
PIAT Public Information Assist Team
PIC Pilot in Charge
PIC Pressurized Ion Chamber
PIC Prime Integration Contractor
PICCL Private Sector Communications Coordination Line
PID program identifier
PIER Public Information, Education and Relations
PIF Policies in Force
PIG Public Interest Group
PII Personally Identifiable Information
PIID procurement instrument identifier
PIN Personal Identification Number
PINS Personnel in Need of Supervision
PIO Public Information Officer
PIO1 Public Information Officer Type 1
PIO2 Public Information Officer Type 2
PIOF Public Information Officer
PIP Proposer Information Pamphlet
PIPS Pre-Incident Planning System
PIR Post Implementation Review
PIR Priority Intelligence Requirement
PIR passive infrared switch
PIV Personal Identity Verification
PIV personal identity verification card
PIV Post Indicating Valve
PKEMRA Post-Katrina Emergency Management Reform Act of 2006
Pkg Package
PKI Public Key Infrastructure
PL Padlock
PL Preparedness Level
PL Public Law (also abbreviated as P.L.)
PL 93-288 Robert T. Stafford Disaster Relief and Emergency Assistance Act (as amended)
PLA Principal Legal Advisor
PLC Pacific Logistics Center
PLCY Office of Policy
PLE Principal Level Exercises
PLOTS Passport Lookout Tracking System
PLUMIS (See PIADC [Plum Island])
PLUMIS See PIADC (Plum Island)
PM Project Manager
PM Post Meridiem
PM Postmaster
PM Program Manager
PM Project Monitor
PMA President’s Management Agenda
PMCE Positive Memorable Customer Experience
PMCS Preventive Maintenance Checks and Services
PMEF primary mission essential function
PMF Presidential Management Fellows
PMG Program Management Group
PMG Program Monitoring Group
PMIS Performance Measurement Information System
PM-ISE Program Manager for the Information Sharing Environment (Office of)
P-MNS preliminary mission need statement
PMO Program Management Office
PMO Property Management Officer
PMP Performance Monitoring Plan
PMP Project Management Professional
PMP project management plan
PMR Patient Movement Request
PMR Physical Map Revision
PMRS Performance Management And Recognition System
PMS Payments Management System
PMS Program Management System
PMT Project Management Team
PMTL Protective Measures Target List
PMU Property Management Unit
PMWG Performance Management Working Group
PN Part Number
PN Project Number
PNE Peaceful Nuclear Explosion
PNG Portable Network Graphics
PNNL Pacific Northwest National Laboratory
PNOV Preliminary Notice of Violation
PNP Private Non-Profit
PNR Passenger Name Record
PNSP Project on National Security Reform
PNV Present Net Value
PO Personnel Office
PO Post Office
PO Preparedness Officer
PO Privacy Office (see PRIV)
PO Project Officer
PO Purchase Officer
PO Purchase Order
POA Point of Arrival
POA&M plan of action and milestones
POB Place of Birth
POC Point of Contact
POD Point of Departure
POD Point of Distribution
PODS Point of Distribution Sites
POE Point of Entry
POE Port of Entry
POES Polar-Orbiting Environmental Satellite
POETE Plan, Organize, Equip, Train, Exercise
POETE/OPS Planning, Organization, Equipment, Training, Exercises, and Operations Support
POGO Project on Government Waste
POI Plan of Instruction
POI Point of Instruction
POI Program of Instruction
POL Petroleum, Oil and Lubricants
POLF Points of Light Foundation
POLREP Pollution Report
POMSO Plans, Operations, and Military Support Officer
POP Period Of Performance
POP-3 Post Office Protocol (Version 3)
POR program of record
POR Point of Review
POTS Plain Old Telephone Service
POTUS President of the United States
POTW Public Owned Treatment Works
POV Privately-owned Vehicle
PP Pay Period
PP Personal Property
PP Personal Protection
PP5 Pilot Program Airports (San Francisco, Kansas City, Rochester, Jackson Hole & Tupelo)
PPA program project activity
PPA program project activity [financial]
PPA Performance Partnership Agreement
PPACA Performance Partnership Agreement Cooperative Agreement
PPAG Proposed Public Affairs Guidance
PPB Plans, Programs and Budget
PPB Parts Per Billion
PPBCP Professional Practices for Business Continuity Professionals
PPBE Planning, Programming, Budgeting and Execution
PPBES Planning, Programming and Budgeting Execution System
PPBM Positive Passenger Baggage Match
PPBS Planning, Programming and Budgeting System
PPC Prevention and Preparedness Council
PPCBP Prickly Pear Cactus Burning Program
PPD Preparedness Programs Division (PREP)
PPDS Pre-Positioned Disaster Supplies
PPE Pay Period Ending
PPE Personal Protective Equipment
PPFRP Prepared and Perishable Food Rescue Program
PPG Program Planning Guidance
PPI Progressive Policy Institute
PPI Port Partnership Initiative
PPM Parts Per Million
PPM Printer/Plotter Module
PPM Program Performance Monitoring
PPN Passport Number
PPO Preferred Provider Organizations
PPPA Preparedness Policy, Planning, and Analysis (Office of)
PPQ Plant Protection and Quarantine
PPR Plans, Programs, & Requirements (Office of)
PPR Prior Permission Required
PPS Pre-Positioned Site
PR Positive Response (Exercise Series)
PR Public Relations
PR Purchase Request
PRA Paperwork Reduction Act
PRA Patient Reporting Activity
PRB Performance Review Board
PRB Procurement Review Board
PRC Peoples Republic of China
PRC Permanent Resident Card
PRC Presidential Reserve Call-up
PRC Postal Rate Commission
PRD Personal Radiation Detection Device
PREP Preparedness [DHS Directorate for] (see NPPD)
PREPnet National Preparedness Network
PRER Peacetime Radiological Emergency Response
PRIME POWER USACE Engineer Battalion
PRISM Performance and Registration Information Systems Management
PRIV Privacy Office
PRIV Office of the Chief Privacy Officer
PRND Preventative Radiological and Nuclear Detection
PRNG Puerto Rico National Guard
PRO Personnel Records On-Line
PROACT Protective and Response Options for Airport Counter Terrorism
PROC Procurement Unit Leader
PROFLOW Procedural Flow
PROTECT Program for Response Options and Technology Enhancements for Chemical/Biological Terrorism
PRP potentially responsible party
PRP Personnel Reliability Program
PRP Preferred Risk Policy
PRS Primary Receiving Site
PRT Planning and Response Team
PS Program Support
PSA Port Security Assessment
PSA Patient Staging Area
PSA Protective Security Advisor
PSA Public Service Announcement
PSAMS Personnel Security Activity Management System
PSAPs Public Safety Answering Points
PSAT Protective Security Assistance Teams
PSB Planning Support Branch
PSC1 Planning Section Chief Type 1
PSC2 Planning Section Chief Type 2
PSCD Protective Security Coordination Division
PSD Protective Security Division
PSD Plastic Sphere Dispenser
PSE private sector employer
PSEAG Physical Security Equipment Action Group
PSGP Port Security Grant Program
PSI Pounds per square inch
PSI Proliferation Security Initiative
PSIA Pounds per Square Inch Absolute
PSIC Public Safety Interoperable Communications
PSIG Pounds per Square Inch Gauge
PSL (see PSO) Formerly [Office of] Private Sector Liaison (PSO—in PLCY as of October 2005; see PSO)
PSMA Pre-Scripted Mission Assignment
PSN Public Switched Network
PSO Protective Security Officer
PSO Program Security Officer
PSO Private Sector [Liaison] Office (PLCY/PSO) (former OPS, and PSL)
PSOB Public Safety Officer Benefits
PSOTP Protective Security Operations Training Program
PSR Personal Service Radio
PSR Power Soft Report
PSRC Presidential Selected Reserve Call-up
PSS Physical Security Specialist
PST Pacific Standard Time
PSTA Pinellas Suncoast Transit Authority (Florida)
PSTN Public Switch Telephone Network
PSU Port Security Unit
PSWAC Public Safety Wireless Advisory Committee
PSWN Public Safety Wireless Network
PT Part-Time
PT Payload Transporter
PT&E Preparedness, Training, and Exercises [Directorate]
PTA Parent-Teachers Association
PTA Privacy Threshold Analysis
PTB Position Task Book
PTBS Position Task Books
PTI Positive Threat Identification
PTO Patent and Trademark Office
PTR Pointer
PTR Printer
PTR Property Transfer Report
PTRC Personnel Time Recorder
PTSD Post-Traumatic Stress Disorder
PTWC Pacific Tsunami Warning Center
PUCA Pueblo Chemical Activity
PUCD Pueblo Chemical Depot
PUD Planned Unit Development
PUDA Pueblo Depot Activity
PUP Principal User Processor
PUREX Plutonium Uranium Extraction
PVA Port Vulnerability Assessment
PVC Permanent Virtual Circuits
PVCS Polyton Version Configuration System
PVO Private Voluntary Organization
PVO Private Volunteer Organization
PVTSAC Private Sector Senior Advisory Committee
PW Project Worksheet
PW Public Works
PWCS Ports Waters & Coastal Security
PWD Persons with Disabilities
PWD Password
PWG Practitioners Working Group
PWR Power
PWR Pressurized Water Reactor
PWS public water system
PY Past Year
PZ Precautionary Zone
Q&A Questions and answers
Q3 Quality Level 3; refers to a digital version of a Flood Insurance Rate Map (note: Q3 Data refers to the flood zone information represented on the map)
QA Quality Assurance
QA/QC Quality Assurance/Quality Control
QAPP Quality Assurance Project Plan
QASP quality assurance surveillance plan
QASP Quality Assurance Plan
QBE Query by Example
QBO Quasi-Biennial Oscillation
QC Quality Control
QD Quantity/Distance
QFR Questions for the Record
QFR Questions for Review
QOP Quality of Protection
QOS Quality of Service
QRB Quality Review Board
QRC Quick Reaction Checklist
QRP Quick Response Program
QRS Quick Response System
QRT Quick Response Team
QRU Quick Response Unit
QSI Quality Step Increase
QT Total Activity Released
QTF Quantitative Temperature Forecast
QTY Quantity
QUF6 Uranium Hexafluoride Inventory
R remotely driven conveyance
R Roentgen
R&D Research and Development
R&R Response & Recovery
R/h Roentgens per hour
RA Regional Administrator
RA Reimbursable Agreement
RA Resource Advisor
RA Risk Assessment
RAA Regional Airline Association
RAA Radiological Accident Assessment
RAA Request for Allocation Advice
RAAC Radiological Accident Assessment Concepts
RAAW Request for Allocation Advice Worksheet
RAC Reception and Care
RAC Regional Assistance Committee
RAC Remedial Action Coordinator
RAC Risk Assessment Code
RAC AC Regional Assistance Committee Advisory Council
RACER™ remedial action cost estimating requirement
RACES Radio Amateur Civil Emergency Services
RACF Resource Access Control Facility
RAD Radiation-Absorbed Dose
RAD Radiological
RAD Resource Allocation Decision
Rad/Nuc Radiological/Nuclear
Rad/NUc CTEC Radiological/Nuclear Countermeasures Test and Evaluation Complex
RADCON Radiological Control (Team)
RADEF Radiological Defense
RADIAC Radioactivity Detection, Indication and Computation
RADID Radar Information Display
RADLAB Radiological Laboratory
RADNUC Radiological/ Nuclear Enforcement
RADO Radio Operator
RAFACS Receipt and Alien File Accountability and Control System (see NFTS)
RAIC Resident Agent in Charge
RAID Rapid Assessment and Initial Detection
RAID Redundant Array of Independent Disks
RAIO Refugee, Asylum & International Operations (USCIS/RAIO)
RAM Radiological/Radioactive Material
RAM Random-Access Memory
RAM Remedial Action Manager
RAMAC Random Access Method Accounting Control
RAMCAP Risk Analysis and Management for Critical Asset Protection
RAM-D Risk Assessment Methodology for Dams
RAMOS Remote Automated Meteorological Observing System
RAMP Ramp Manager
RAMP Remedial Action Management Program
RAMPID Remedial Action Management Program Issue Database
RAMPREP Remedial Action Management Program Report
RAMT Radiological Assessment Medical Team
RAMTAR Radiological Material Transportation Accident Response
RAP Risk Assessment Policy
RAP Radiological Assistance Plan
RAP Radiological Assistance Program
RAP Remedial Action Project
RAP Resource Allocation Plan
RAPID Recovery Assistance Programs Information and Delivery
RAPID Risk Assessment Process for Informed Decision Making
RAPS Refugees, Asylum and Parole System
RAPTAD Random Particle Transport And Diffusion
RAR Regional Analysis and Recommendation
RARE Roadless Area Review and Evaluation
RART Regional Assessment and Response Team
RASCAL Radiological Assessment System for Consequence Analysis
RASO Radiological Affairs Support Office (United States Navy)
RASS Radio Acoustic Sounding System
RAT Radiological Assistance Team
RAWG Rapid Assessment Work Group
RAWN Radar Wind Sounding
RAWS Remote Automated Weather Station
RAWS Remote Automated Weather System
RBAC Role-Based Access Control
RBCS Rural Business Cooperative Service
RC custom radio controlled
RC Reception Center
RC Recovery Center
RC Red Cross (also ARC)
RC Reserve Component
RC&D Resource Conservation and Development
RCA root cause analysis
RCA Radiological Control Area
RCA Riparian Conservation Area
RCA Rural Community Assistance
RCAC Red Cross Assistance Center
RCBAP Residential Condominium Building Association Policy
RCC Reception and Congregate Care
RCC Regional Climate Center
RCC Rescue Coordination Center
RCDCB Regional Civil Defense Coordinating Board
RCDM Receiving/Distribution Manager
RCF Release Conversion Factor
RCIED radio controlled improvised explosive device
RCM Radar-Coded Message
RCP Regional Contingency Plan
RCP Regional Oil and Hazardous Substances Pollution Contingency Plan
RCPG Regional Catastrophic Preparedness Grant
RCPGP Regional Catastrophic Preparedness Grant Program
RCRA Resource Conservation and Recovery Act
RCS Reactor Coolant System
RCS Reports Control System
RCT Response Coordination Team
RCV Replacement Cost Value
RD I&A Regional Director
RD Regional Director
RD Restricted Data
RDB Resource Database
RDBMS Relational Database Management System
RDC Regional Disaster Coordinator
RDCD Rapidly Deployable Chemical Detection
RDD radiological dispersal device
RDD Radiological Dispersion/Dispersal Device
RDO Radiological Defense Officer
RDO Regional Disaster Office
RDO Regional Duty Officer
RDO Regular Day Off
RDOS Real-Time Disk Operating System
RDP Regional Delivery Program
RDPC Rural Domestic Preparedness Consortium
RDS Remote Delivery Site
RDT Rapid Deployment Team
RDT&E Research, Development, Testing and Evaluation
RE Real Estate
REA Radioactive Emergency Area
REA Rural Electrification Administration
REAC Radiation or Radiological Emergency Assistance Center
REAC/TS Radiation Emergency Assistance Center - Training Site
REAC/TS Radiological Emergency Assistance Center - Training Site
REACT Radio Emergency Assistance Communications Team
REACT Radio Emergency Associated Communications Team
READI Response to Emergencies and Disasters Institute
REAL ID Real Identification
REC record of environmental consideration
REC Regional Examination Center
REC Regional Emergency Coordinator
RECA Residual Capability Assessment
RECAT Residential Capability Assessment Team
RECC Regional Emergency Communications Coordinator
RECCWG Regional Emergency Communications Coordination Working Group
RECD Rural Economic and Community Development
RECON Reconnaissance
RECON Reconsideration
RECP Regional Emergency Communications Plan/Planner
RECS Radiological Emergency Communications System
REDAM Radiological Emergency Dose Assessment Model
REDCAP Readiness and Capability Exercise
REDI Regional Emergency Disaster Inventory
REL Recommended Exposure Limit
REM Roentgen Equivalent Man/Mammal
REMS Remote Environmental Monitoring System
REMT Regional Emergency Management Team
RENC Regional Emergency Notification Center
REO Regional Environmental Officer
REOC Regional Emergency Operations Center
REP Radiological Emergency Preparedness
REP Regional Evacuation Plan
REP Regional Evacuation Point
REPLO Regional Emergency Preparedness Liaison Officer
REPP Radiological Emergency Preparedness Program
REPPM Radiological Emergency Preparedness Program Manual
REPS Remote EHU Property System
RER Record of Environmental Review
RERO Radiological Emergency Response Operations
RERP Radiological Emergency Response Plan
RERT Radiological Emergency Response Team
RESL Resource Unit Leader
RESTAT Resources Status
RET Regional Emergency Transportation
RET Retardant
RET Retirement
RETCO Regional Emergency Transportation Coordinator
RETOPS Radiological Emergency Team Operations
RETREP Regional Emergency Transportation Representative
REX Readiness Exercise
RF Radio Frequency
RFA Request for Federal Assistance
RFC request for change
RFC River Forecast Center
RFD Rescue Floatation Device
RFI Radio Frequency Interference
RFI Request for information
RFI request for information [acquisition]
RFID Radio Frequency Identification
RFO Ready for Occupancy
RFO Regional Field Office
RFP Request for Proposal
RFQ Request for Quote
RFS Request for Service
RFSI Residential Fire Safety Institute (former OLS)
RG Review Guide
RGN Region
RHA Reduced Hazard Ammunition
RHA Regional Health Administrator
RHA Rural Housing Agency
RHAVE Risk Hazard and Value Evaluation Program
RHS Rural Housing Service
RI Registration Intake
RI Remedial Investigation
RIA Requiring Immediate Action
RIAT Rapid Impact Assessment Team
RIC Recovery Information Center
RICCS Regional Incident Communication and Coordination System
RICO Racketeer Influenced and Corrupt Organization
RICT Regional Incident Coordination Team
RIF Reduction in Force
RIID Radiation Isotope Identifier Device
RIJAN Regional Information Joint Awareness Network
RIO Regional Investment Officer
RIP Routing Information Protocol
RIS Regulatory Issue Summary
RISC Regional Interagency/Interoffice Steering Committee
RISS Regional Information Sharing Systems Center
RISS or RISSNET Regional Information Sharing System
RIT Rapid Intervention Team (Fire/Rescue)
RITF Rapid Intervention Task Force (Fire/Rescue)
RKB Responder Knowledge Base
RL Recording level
RL Repetitive Loss
RLE Run Length Encoding
RLP Repetitive Loss Property
RLS Registered Land Surveyor
RLTG Repetitive Loss Target Group
RM Radiological Monitor
RM Records Management
RM Resource Manager
RM Risk Management
RMA Risk Management Agency
RMA Risk Management and Analysis, Office of (NPPD/RMA)
RMAT Risk Management Assessment Tool
RMD Risk Management Division
RMEC Regional Military Emergency Coordinator
RMG Resource Management Group
RMI Republic of the Marshall Islands
RMM River Mile Marker
RMNCS Regional Manager National Communications System
RMRIWFCG Rocky Mountain Regional Interagency Wildland Fire Communications Group
RMS Root Mean Square
RMSE Root Mean Square Error
RMSI Regional Maritime Security Initiative
RMT Radiological Monitoring Team
RMTN Regional Meteorological Telecommunications Network
RMTO Resources Management Transformation Office
RN Registered Nurse
RNA Rapid Needs Assessment
RNAT Rapid Needs Assessment Team
RNCSAA Radiological & Nuclear Countermeasure System Architectures Analysis
RNCTEC Radiological/Nuclear Counter-measures Test & Evaluation Complex
RNMCB Reserve Naval Mobile Construction Battalion
RO Radiological Officer
RO Read Only
RO Receive-Only
RO Regional Office
RO Reports Officer
RO Responsible Officer
ROB Regional Office Building
ROBCAT Rules of Behavior and Computer Awareness Training
ROC Regional Operations Center (see RRCC)
ROD record of decision [EPA]
ROD Record of Decision
ROE Right-of Entry
ROE Rules of Engagement
ROI return on investment [risk]
ROI Report of Investigation
ROM rough order of magnitude
ROM Read-Only Memory
RON Remain Overnight
ROR Released on their Own Recognizance
RORO Roll On/Roll-Off
RO-RO roll-on, roll-off ship
ROS Response Operating System
ROSS Resource Ordering and Status System
ROST Regional Office Support Team
ROST Regional Operations Support Team
ROTHR Relocatable Over the Horizon Radar
ROWPU Reverse Osmosis Water Purification Unit
RP Real Property
RPA Regional Planning Agent
RPA Request for Public Assistance
RPA Resources Planning Act
RPBP Reduced Pressure Backflow Preventer
RPC Regional Preparedness Committee
RPG resource planning guidance
RPG Response Planning Guide
RPH Resource Priority Header
RPM Radiation Portal Monitor
RPM Remedial Project Manager
RPM Revolutions per Minute
RPO Regional Project Officer
RPOC Regional Point of Contact
RPP Radiological Pilot Project
RPPO Radiological Pilot Program Office
RPS Radiological Protection System
RPT Radiation Protection Technician
RPT Report
RPV Remotely Piloted Vehicle
RQ Reportable Quantity
RR Railroad
RR Response & Recovery (also R&R)
RR Rest and Relaxation
RR Rural Route
RRAC Regional Radiological Assistance Committee
RRB Railroad Retirement Board
RRCC Regional Response Coordination Center
RRF Regional Response Force
RRIS Rapid Response Information System
RRP Regional Response Plan
RRR Readiness, Response and Recovery
RRRV Regional Rapid Response Vehicle
RRT Radiological Response Team
RRT Regional Response Team
RRWG Reward and Recognition Working Group
RS Regional Summary
RS Relay System
RS Remote Sensing
RS Response Support
RSAT Risk Self Assessment Tool (formerly VISAT)
RSC Remote Sensing Coordinator
RSD Remote Sensing Data
RSI Repetitive Stress Injury
RSL Recommended Standard List
RSO Radiation Safety Officer
RSOI Reception, Staging, Onward movement, and Integration
RSP Regular Services Program
RSP Render Safe Procedures
RSPA Research and Special Programs Administration
RSS Really Simple Syndication
RSS Remote Storage Site
RSSC Remote Sensing Support Coordinator
RST Reference Standard Time
RST Regional Support Team
RST Remote Sensing Team
RST Render Safe Team
RSTA Reconnaissance, Surveillance and Target Acquisitions
RSU Response Support Unit
RSU Reunification Services Unit
RSVP Retired Senior Volunteer Program
RT Registered Traveler
RT Resource Tracker
RT Resource Tracking
RTAP Rapid Technology Application Program
RTAP Real-Time Analytical Platform
RTC Road to Crisis
RTCC Real Time Crime Center
RTF Responder/Response Task Force
RTF Rich Text Format
RTF-E Response Task Force - East
RTF-W Response Task Force - West
RTI Regional Technology Integration
RTK Real Time Kinematic
RTM Regional Training Manager
RTS Regional Transit System
RTSWG Regional Transit Security Working Group
RTT Regional Transition Team
RUL Resource Unit Leader
RUS Rural Utilities Service
RVAC Regional Visual Analytics Center
RVSS Remote Video Surveillance Systems
RVT Remote Video Terminal
RWA Reimbursable Work Authorization
RWP Regional Work Plan
RWS Revised Work Schedule
RX Prescribed (fire)
RX Prescription (medical)
RX Reactor
RXB1 Prescribed Fire Burn Boss 1
RXB2 Prescribed Fire Burn Boss 2
RXB3 Prescribed Fire Burn Boss 3
RXCM Prescribed Fire Crew Member
RXI1 Ignition Specialist Type 1
RXI2 Ignition Specialist Type 2
RXM1 Prescribed Fire Manager Type 1
RXM2 Prescribed Fire Manager Type 2
RXPL Prescribed Fire Planner
S number Supply number
S&E Salaries and Expenses
S&L Savings and Loan
S&L State and Local
S&T Science and Technology [Directorate]
S-60 DOT Office of Intelligence Security
SA Salvation Army
SA State agency
SA Support Agency
SA Special Agent
SAA State Administrative Agency
SAAM Special Airlift Assignment Mission
SAAR Secretary's After Action Report
SAAT Standardized Awareness Authorized Trainer
SABA Supplied Air Breathing Apparatus
SABT Special Agent Bomb Technician
SAC Special Agent in Charge
SAC Special Agency in Charge
SACS Secure Access Control System
SAD Southern Area District
SAE Site Area Emergency
SAE Stafford Act Employee (also DAE)
SAFE Screening Applied Fairly and Equitably [to truckers]
SAFE Secure All-around Flotation Equipped
SAFE Security and Accountability for Every Port
SAFE Secure Against Fires and Embers
SAFE TEA Safe, Accountable, Flexible, Efficient Transportation Equity Act
SAFECOM Safe Community
SAFECOM Safety Communique
SAFER Staffing for Adequate Fire and Emergency Response
SAFETY ACT Support Anti-terrorism by Fostering Effective Technologies Act (2002)
SAFTI Secure and Facilitated International Travel Initiative
SAG Senior Advisory Group
SAIC Special Agent in Charge
SAIC Science Applications International Corporation
SAIL Secure Automobile Inspection Lanes
SAL Salvation Army
SALEMDUG State and Local Emergency Managers Data Users Group
SAM Surface to Air Missile
SAM Surface to Air Missile (affiliated with TSA)
SAME Specific Area Message Encoding
SAMHSA Substance Abuse and Mental Health Services Administration
SAML Security Assertion Markup Language
SAMP Special Area Management Plan
SAN Storage Area Network
SANS SysAdmin, Audit, Network, Security (SANS Institute)
SANS Ship Arrival Notification System
SAO Senior Accountable Official [Directive System]
SAO Senior Agency Official [Classified Information]
SAO Security Advisory Opinions
SAO State Approving Officer
SAO State Approving Official (affiliated with FEMA)
SAP Special Access Program
SAP State Action Plan
SAP State Administrative Plan
SAR suspicious activity reporting
SAR Safety Analysis Report
SAR Search and Rescue
SAR Sector Annual Reports
SAR Special Access Required
SAR Synthetic Aperture Radar
SAR Suspicious Activity Report
SARA Superfund Amendments and Reauthorization Act
SARDA State Airborne Reconnaissance for Damage Assessment
SAREX Search and Rescue Exercise
SARS Severe Acute Respiratory Syndrome
SARS Security Activities Reporting System
SARSAT Search and Rescue Satellite-Aided Tracking
SART State Animal Response Team
SAS Scientific Analysis Section
SAS Secondary Antenna System
SASS Student Administration and Scheduling System
SAST Scientific Assessment and Strategy Team
SAT Satellite
SAT Search Augmentation Team
SAT Simplified Acquisition Threshold
SATCOM Satellite Communications
SATERN Salvation Army Team Emergency Radio Network
SATO Scheduled Airline Ticket Office
SAV Site Assistance Visit
SAV Staff Assistance Visit
SAVE Systematic Alien Verification Entitlements
SAVER Systems Assessment and Validation for Emergency Responders
SAVER Systems Assessments Validation and Equipment Response
SAVI Suspect and Violator Indices
SBA Shared Border Accord
SBA Small Business Administration
SBACC Shared Border Accord Coordination Committee
SBC Southern Baptist Convention
SBCCI Southern Building Code Congress International
SBCCOM Soldier and Biological Chemical Command (United States Army)
SBD Smart Border Declaration
SBD Strategic Policy and Budget Division (S&T/SBD)
SBDC Small Business Development Center
SBI Secure Border Initiative
SBI Special Background Investigation
SBINET Secure Border Initiative Network
SBIR Small Business Innovation Research
SBL Straight Bill of Lading (also SBOL)
SBOL Straight Bill of Lading
S-BOSS Scenario-Based Orientation for Senior Staff
SBU Sensitive But Unclassified
SC Section Chief
SC Study Contractor
SCADA Supervisory Control and Data Acquisition System
SCAT Security Control of Air Traffic
SCAT Space Coast Area Transit (Florida)
SCATANA Security Control of Air Traffic and Air Navigation Aids
SCBA services and components based architecture
SCBA Self-Contained Breathing Apparatus
SCC Sector Command Center
SCC Sector Coordinating Council
SCC Secretary's Command Center
SCC-J Sector Command Center - Joint
SCD Service Computation Date
SCEC Southern California Earthquake Center
SCEPC Senior Civil Emergency Planning Committee
SCG Security Classification Guide
SCI Sensitive Compartmented Information
SCIC Software Control Integration Center
SCIF Sensitive Compartmented Information Facility
SCION Sensitive Compartmented Information Operational Network
SCIP Statewide Communications Interoperability Plan/Planning
SCM Survivable Crisis Management
SCO Screening Coordination Office (PLCY/SCO)
SCO State Coordinating Officer
SCOTUS Supreme Court of the United States
SCP Security Control Point
SCR Software (or System) Change Request
SCRAG Senior Civilian Representative of the Attorney General
SCRR Special Conversion Recommendation Report
SCS Soil and Conservation Service
SCSEP Senior Citizen Service Employment Program
SCSN Southern California Seismic Network
SCUB Scuba Diver
SD Static Data
SD Security Directive
SD&D System Development and Demonstration
SDA Seventh Day Adventist
SDD Software Development Division
SDF Special Direct Facility
SDK Software Development Kit
SDLO Senior Disaster Logistics Officer
SDLO Senior Disaster Logistics Official
SDM Scenario Development Message
SDO Staff Duty Officer
SDO Standards Development Organization
SDP Secretarial Development Program
SDP Service Delivery Point
SDSFIE Spatial Data Standard for Facilities, Infrastructure, and Environment
SDTS Spatial Data Transfer Standard
SDTS Spatial Data Transfer System
SDUSM Special Deputy United States Marshall
SDVOSB Service Disabled Veteran Owned Small Business
SDWIS Safe Drinking Water Information System
SE systems engineering
SEAR special event assessment rating
SEAR Special Events Assessment Rating
SEAT Single Engine Air Tankers
SEB Staphylococcus Enterotoxin type B
SEC Secretary, Office of the
SEC Securities and Exchange Commission
SEC1 Security Specialist Level 1
SEC2 Security Specialist Level 2
SECARMY Secretary of the Army
SECC State Emergency Coordination Center
SECDEF Secretary, Department of Defense
SECDHS Secretary, Department of Homeland Security
SECG Security Guard (not LE)
SECHHS Secretary, Department of Health and Human Services
SECLAN Secure Local Area Network
SECM Security Manager
SECURE Strategic Communications Resources Effort
SED Shippers Export Declaration
SED Systems Engineering and Development
SEI Software Engineering Institute
SEL Standardized Equipment List
SELC systems engineering life cycle
SELS Severe Local Storms
SEM Seattle Emergency Management
SEMA State Emergency Management Agency
SEMO State Emergency Management Office
SEMS Standardized Emergency Management System
SENTINEL Securing the Nation through Infrastructure Enhancements Locally
SENTRI Secure Electronic Network for Travelers Rapid Inspection
SEO Senior Energy Official
SEOC State Emergency Operations Center
SEP State Emergency Plan
SEPLO State Emergency Preparedness Liaison Officer
SERC State Emergency Response Commission
SERF Standard Exercise Report Form/Format
SERFC (NWS) Southeast River Forecast Center
SERL Special Events Readiness Level (see below)
SERL I Unique event requiring full support of United States Government
SERL II Primary event requiring local resource augmentation and limited predeployment of United States Government assets
SERL III Secondary event requiring limited local resource augmentation and limited predeployment of United States Government assets
SERL IV Minor event generally requiring no United States Government asset support
SERRI Southeast Region Research Initiative
SERT Secretary's Emergency Response Team (DHHS)
SERT State Emergency Response Team
SES Senior Executive Service
SES senior executive service position
SES CDP Senior Executive Service Candidate Development Program (DHS)
SET Source Evaluation Team
SETCP Southeast Transportation Corridor Pilot
SEUS Snow Estimation and Updating System
SEVIS Student and Exchange Visitor Information System
SEVP Student and Exchange Visitor Program
SEWG Special Events Operating Group
SF Security Forces
SF Special Facility
SF Special Forces
SF Standard Form
SF6 sulfur hexafluoride
SFAR Special Federal Aviation Regulation
SFDRA Senior Foreign Disclosure and Release Authority
SFHA Special Flood Hazard Area
SFI Secure Freight Initiative
SFIP Standard Flood Insurance Policy
SFLEO Senior Federal Law Enforcement Officer
SFLEO Senior Federal Law Enforcement Official
SFO Senior Financial Officer
SFO Senior Federal Official
SFO Senior FEMA Official
SFO State Field Office
SFO State Field Officer
SFP Supplementary Feeding Program
SFPE Society of Fire Protection Engineers
SFSO Senior Financial Services Officer
SG Surgeon General
SGE Special Government Employee
SGML Standard Generalized Markup Language
SGT Senior Guidance Group
SGTP Society of Government Travel Professionals
SGTR Steam Generator Tube Rupture
SGTS Standard Gas Treatment System
SHA Secure Hash Algorithm
SHARE Safety, Health, and Return-to-Employment
SHARES SHAred RESources
SHCP Strategic Human Capital Plan
SHEMS safety, health, environmental management system
SHIELD Strategic Hazard Identification Evaluation for Leadership Decisions
SHIRA Strategic Homeland Infrastructure Risk Assessment
SHMO State Hazard Mitigation Officer
SHMP State Hazard Mitigation Program
SHO Safety and Health Official
SHO State Health Officer
SHPO State Historic Preservation Office
SHSAS State Homeland Security Assessment and Strategy
SHSEEP State Homeland Security Exercise and Evaluation Program
SHSGP State Homeland Security Grant Program
SHSI Sensitive Homeland Security Information
SHSP State Homeland Security Program
SHSS State Homeland Security Strategy
SIA Special Interest Alien
SIAM Structure Ignition Assessment Model
SICCL State Incident Communications Conference Line
SICG Senior Interagency Coordination Group
SID Station Identifier
SID System Identifier
SIDA Security Identification Display Area
SIEC State Interoperability Executive Committee
SIED Special Improvised Explosive Device
SIES Strategic Industries and Economic Security, Office of
SIF Standard Interchange Format
SIGINT Signals Intelligence
SIGMET Significant Meteorological Information
SII Security/Suitability Investigations Index
SIIA Software and Information Industry Association
SIM subscriber identity module
SIMBAD Sensor Integration and Modeling for Biological Agent Detection
SIMCELL Simulation Cell
SIMCEN (National Exercise) Simulation Center
SIN standing information need
SIO Senior Infrastructure Officer
SIOC Strategic Information and Operations Center
SIOC Strategic Intelligence and Operations Center
SIOP Single Integrated Operational Plan
SIP state implementation plans
SIP Session-Initiation Protocol (NGN)
SIP Shelter-In-Place
SIP Streamlined Inspection Program
SIPRNet Secure Internet Protocol Router Network
SIPRNET Secret Internet Protocol Router Network
SIRIXS Secure Infrastructure for Rapid Information Exchange Solution
SIT Situation Reporting System
SIT REPORT Interagency Management Situation Report (summary of nationwide fire statistics)
SITL Situation Unit Leader
SITMAN Situation Manual
SITO Senior Insider Threat Official
SITREP Situation Report
SITROOM Situation Room
SITSTAT Situation Status
SL senior level position
SL Senior-Level
SL&T State, local, and Tribal (NRF, ESF 13 Annex)
SLA Service Level Agreement
SLA State and Local Assistance
SLAR Side-Looking Airborne Radar
SLBM Submarine-Launched Ballistic Missile
SLC Salt Lake City
SLC Subscriber Line Carrier
SLE State and Local Exercise
Sleeping Dragon Term used to identify a barrier of protesters who have linked themselves to one another
SLEP State and Local Exercise Program
SLFC State and Local Fusion Center
SLG Senior Leadership Group
SLG State and Local Guide
SLGCP (see SLGC) State and Local Government Coordination & Preparedness (now NPPD/IGP)
SLLE State and Local Law Enforcement, Office for (PLCY/SLLE)
SLM Sound Level Meter
SLO State Liaison Officer
SLOSH Sea, Lake and Overland Surges from Hurricanes
SLP State & Local Program
SLPA Sea Level Pressure Anomaly
SLPS State & Local Programs & Support Directorate
SLRFC State, Local and Regional Fusion Center
SLSAC State and Local Officials Senior Advisory Committee
SLUDGEM Salivation, Lacrimation, Urination, Defecation, Gastric Distress, Emesis and Miosis
SM Shelter Management
SM Student Manual
SMAC State Mapping Advisory Committee
SMB Secretary's Morning Brief
SMC Specialty/Specialized Management Center
SMCC System Management Control Center
SME Subject Matter Expert
SME PED Secure Mobile Environment Portable Electronic Device
SMG Specialty Management Group
SMHA State Mental Health Agency
SMI Safety Management Institute
SMI Smithsonian Institute
S-MIME Secure MIME
SMMA Standard Mitigation Measures Agreement
SMO See OCSO
SMP State Mitigation Plan
SMS Short Message Service
SMS Software Management System
SMSA Standard Metropolitan Statistical Area
SMSD State-Managed Small Disaster
SMTP Simple Mail Transfer Protocol
SMU Special Mission Unit
SMU Special Mission Unit (affiliated with FEMA)
SMURC Satellite Mobile US&R Resupply Cache
SN Serial Number
SNA Survivable Network Analysis
SNJTK Special Needs Jurisdiction Tool Kit
SNL Sandia National Laboratory
SNM Specific Nuclear Material
SNMP Simple Network Management Protocol
SNOMED Systematized Nomenclature of Medicine
SNPRM Supplemental Notice of Proposed Rulemaking [see also ANPRM and NPRM]
SNS Strategic National Stockpile and National Disaster Medical System
SNSEE School for National Security Executive Education (NDU)
SNWDI Critical Nuclear Weapon Design Information
SO Safety Officer
SO Sheriff’s Office
SOA Service Oriented Architecture
SOAP Simple Object Access Protocol
SOB Souls On Board
SOC Security Operations Center
SOC State Operations Center
SOC Statement of Concern
SOCA Seed Key-ONLY COMSEC Account
SOCMA Synthetic Organic Chemical Manufacturers Association
SOE Senior Officials Exercise
SOE Summary of Expenses
SOF Special Operations Forces
SOF1 Safety Officer Type 1
SOF2 Safety Officer Type 2
SOFA Status of Forces Agreement
SOFR Safety Officer, Line
SOG Seat of Government
SOG Standard Operating Guideline
SOI Southern Oscillation Index
SOIC Senior Official of the Intelligence Community
SOLAS Safety of Life at Sea
SOLGEN Solicitor General
SOLIC Special Operations-Low Intensity Conflict
SOLRAD Solar Radiation
SOMA Summary of Map Actions
SON Statement of Need
SONAR Sound Navigation and Ranging
SONET Synchronous Optical Network
SONS Spill of National Significance
SOO Statement of Objective
SOP Safe Operating Procedure
SOP Standard Operating Procedure
SOPEP Shipboard Oil Pollution Emergency Plan
SOR Statement of Requirements
SORDS Stand-off Radiation Detection System
SORN System of Record Notice
SOS system of systems
SOS Status of Studies
SOSC State On-Scene Coordinator
SOUTHCOM Southern Command
SOW Statement of Work
SP Single Pedestal
SPAWAR Space and Naval Warfare Systems Center
SPC Storm Prediction Center
SPCA Society for the Prevention of Cruelty to Animals
SPD Special Programs Division (S&T/SPD)
SPE Senior Procurement Executive
SPE Skill Performance Evaluation
SPE Strategic Planning and Evaluation
SPEGL Short-term Public Emergency Guidance Level
SPEN State Police Emergency Network
SPG Senior Policy Group
SPG Strategic Planning Guide
SPII Sensitive Personally Identifiable Information
SPIRIT Security, Planning, and Integrated Resources for Information Technology
SPL Single Pedestal Left
SPLASH Special Program to List the Amplitude of Surge from Hurricanes
SPM System Programming and Maintenance
SPOC Single Point of Contact
SPOC Staffing Point of Contact
SPOD Seaport of Debarkation
SPOE Seaport of Embarkation
SPOT Screening of Passengers by Observation Techniques
SPOT Satellite Positioning and Tracking
SPOT Systeme Probatoire d’Observation de la Terre (French satellite system)
SPOTREPS Spot Reports
SPP Security and Prosperity Partnership
SPP Screening Partnership Program
SPP Secure Passage Program
SPR Single Pedestal Right
SPR Special Problem Report
SPR State Preparedness Report
SPR Strategic Petroleum Reserve
SPRB Senior Performance Review Board
SPRL Southeast Poultry Research Laboratory
SPSCIF Semi-Permanent Sensitive Compartmented Information Facility
SPUL Supply Unit Leader
SQL Structured Query Language
SRA Safe Refuge Area
SRA Society for Risk Analysis
SRC Source
SRD Self-Reading Dosimeter
SRF Service Response Force
SRFC Service Response Force Commander
SRFX Service Response Force Exercise
SRM service component reference model
SRM Service Reference Model
SRSC Strategic Review Steering Committee
SRT Search Rescue Team
SRV Safety Relief Value
SRWG Site Remediation Working Group
SSA Self Storage Association
SSA Sector-Specific Agency
SSA Senior State Advisor
SSA Social Security Administration
SSA Survivable Systems Analysis
SSAA System Security Authorization Agreement
SSAN Social Security Account Number
SSAS Strategic Sourcing and Acquisition Systems
SSB Single Side Band
SSBI Single-Scope Background Investigation
SSC Scientific Support Coordinator
SSC Senior Site Controller
SSC Strategic Storage Center
SSCJ San Diego Sector Command Center Joint
SSD Systems Support Division
SSE Safe Shutdown Earthquake
SSFSD Secret Service Forensic Sciences Division
SSG Strategic Sourcing Group
SSHS Saffir-Simpson Hurricane Scale
SSI Supplemental Security Income
SSL Secure Socket Layer
SSN Social Security Number
SSO Special Security Officer
SSP Sector Specific Plan
SSP Species Survival Plan
SSR Special Security Representative
SSR Special Security Representative (MD 11039)
SSS Selective Service System
SSS Small Structure Survey
SS-SATCOM Slow Speed Satellite Communicator
SSSE State Support Service Element
SST Safe Secure Transport
SST Sea-Surface Temperature
SST Shelter Survey Technician
SST Super-Sonic Transport
ST scientific or professional position
ST ISAC Surface Transportation Information Sharing and Analysis Center
STA Special Temporary Authority
STAC Science and Technology Advisory Committee
STAM Staging Area Manager
STAR Strategic Threat and Action Report
STAR Science to Achieve Results
STAR Studies, Training, Analysis and Research
STAR Science-based Threat Analysis and Response Program
STARC State Area Command
STARS Standard Terminal Automation Replacement System
START Scientific and Technical Advisory and Response Team
START Security Through Advanced Research & Technology
START Scientific and Technical Analysis and Response Team
START Superfund Technical Assessment and Response Team
STARTEAM Specialized Target Area Registration Team
STARTEX Start of Exercise
STATEX Statutory Exclusion
STATREP Status Report
STB Surface Transportation Board
STC Satellite Teleregistration Center
STC Secure the Cities
STC State Coordinator
STCC Standard Transportation Commodity Code
STCR Strike Team Leader Crew
STCW Standards of Training, Certification and Watchkeeping [for Seafarers]
STDO Security Technology Deployment Office
ST-DOSE Source Term to Dose
STDZ Strike Team Leader Dozer
STE Secure Telephone Equipment
STEL Short-Term Exposure Limit
STEM Science, Technology, Engineering and Mathematics
STEN Strike Team Leader Engine
STEP State Tribal Education Program
STEP Security Training Exercise Program
STL Strike team leader
STLM Strike Team Leader Military
STO Special Technical Operations
STOC Sniper Tactical Operations Center
STOLS System to Locate Survivors
STOP Strategy for Targeting Organized Piracy
STP Standard Temperature and Pressure
STPS Structural Protection Specialist
STQ Screening Threshold Quantities
STR Suspicious Transaction Report
STRATCOM Strategic Command
STSC Student and Schools System
STU Secure Telephone Unit
STUDS Small Tactical Ubiquitous Detection Sensors
STU-III Secure Telephone Unit – Third Generation
STU-IV Secure Telephone Unit – Fourth Generation
SUA Special Use Airspace
SUA Specified Unlawful Activities
SUBD Support Branch Director
SUI Sensitive Unclassified Information
SUL Situation Unit Leader
SUM Software User’s Manual
SUMA Supply Management
SUPREPS Supplemental Reports Created by OIC
SUPSALV Supervisor of Salvage
SUV Sport Utility Vehicle
SVBD Service Branch Director
SVBIED suicide vehicle-borne improvised explosive device
svc service
SVC Switched Virtual Circuits
SVIS Secure Video System
SVOS Secure Voice System
SVSS Small Vessel Security Strategy
SVTC Secure Video Teleconference
SVTS Secured Video Teleconferencing System
SW Software
SW Soil and Water
SWAT Special Weapons and Tactics
SWC Severe Weather Center
SWEL Stillwater Flood Elevation
SWFL Stillwater Flood Level
SWG Scenario Working Group
SWG Security Working Group
SWGDE Scientific Working Group on Digital Evidence
SWGFACT Scientific Working Group for Forensic Analysis of Chemical Terrorism/Threats
SWIS Satellite Weather Information System
SWO Senior Watch Officer
SWP State Warning Point
SWP State Weekends Program
SWS Severe Weather Statement
SWSA Semantic Web Services Architecture
T&A Time and Attendance
T&C Time and Cost
T&E Test and Evaluation
T&E Threatened and Endangered
T&EPW Training and Exercise Planning Workshop
T2 Top Officials Exercise/TOPOFF 2
TA Table of Allowances
TA Technical Assistance
TA Time and Attendance
TA Travel Authorization
TAC Technical Advisory Committee
TAC Technical Assistance Contractor
TACACS Terminal Access Controller Access Control System
TACC Training Academy Charter Committee
TAC-DESK Tactical Desk
TACEX Tactical Exercise
TACLET Tactical Law Enforcement Team
TACON Tactical Control
TAC-SMC Tactical Specialized Management Center
TAD Technical Assistance Division
TADS Threat Assessment Database System
TADS Training Aids for Dam Safety
TAES Tactical Aero-medical Evacuation System
TAFA Terrorism and Foreign Assassination
TAFIM Technical Architecture Framework for Information Management
TAFS Treasury appropriation fund symbol
TAFS Treasury appropriation fund symbol [financial]
TAFT Test, Analyze, Fix and Test
TAG Technology & Architecture Group
TAG The Adjutant General
TAG Threat Advisory Group
TAI TSA Approved Instructor
TAIS Telecommunications and Automated Information Systems
TAOS The Arbiter of Storms
TAP Task Analysis Plan
TAPS Trans-Alaska Pipeline System
TAR Tone-Alert Radio
TARP Troubled Asset Relief Program
TARS Tethered Aerostat Radar System
TARS Tone-Alert Radios
TAS Treasury account symbol
TAS Treasury account symbol [financial]
TAT Technical Assistance Team
TAV Technical Assistance Visit (DPETAP/NDPC)
TAV Total Asset Visibility
TAVISS Targeted Violence Information Sharing System
TBA Thyroid Blocking Agent (see KI)
TBA To be announced
TBD To be determined
TBM Temporary Bench Mark
TBP To be published
TBR Travel Business Roundtable
TC Technical Committee
T-CAR Tribal Capability Assessment for Readiness
TCC TSA Telephone Contact Center
TCC Tele-Communications Center
TCC Telephone Contact Center
TCC Traffic Control Center
TCC Transportable Communications Center
TCD Tropical Cyclone Discussion
TCL Target Capabilities List
TCO Territorial Coordinating Officer
TCOP Tactical Common Operating Picture
TCP Tele-Communications Priorities
TCP Traffic Control Point
TCP Transmission Control Protocol
TCR Total Case Rate
TCS (Standard Flood Hazard) Tracking and Correspondence System
TCS Tactical Control System
TCU Tribal Colleges and Universities
TCU Threat Containment Unit
TCU Transportation Coordination Unit
TCV Total Containment Vessel
TDC Theater Deployable Communications
TDC Travel Document Checker
TDD Telecommunications Device for the Deaf
TDFM Traffic Demand Forecast Model
TDIS Travel Document Issuance System
TDO Typhoon Duty Officer
TDS Time, Distance and Shielding
TDY Temporary duty
TEAM-CPR Thermal, Etiological, Asphyxiation, Mechanical, Chemical, Psychological and Radioactive
TechStat TechStat Accountability Session
TECS Treasury Enforcement Communications System
TED Total Effective Dose
TEDE Total Effective Dose Equivalent
TEEM Training Excellence Emergency Management
TEEX Texas Engineering Extension Service
TEI Training and Exercise Integration (Division)
TEL Transporter Erector Launcher
TELL (Office of) Training, Exercises, and Lessons Learned
TELNET Tele-conference Network
TEMA Tennessee Emergency Management Agency
TEMCC Tribal Emergency Management Coordinating Council
TEMP Temporary Employee
TEMP Test and Evaluation Master Plan
TENCAP Tactical Exploitation of National Capabilities
TEOAF Treasury Executive Office of Asset Forfeiture
TEOC Tele-Engineering Operations Center
TEOC Transportation Emergency Operations Center
TEPD Training, Education, and Professional Development
TERO Tribal Employment Rights Organization
TERT Telecommunicator Emergency Response Taskforce
TEU twenty-foot equivalent unit
TEU Technical Escort Unit
TEW Terrorist Early Warning (Group)
TF Task Force
TFAH Trust for America’s Health
TFCC Task Force Control Center
TFER Task for Emergency Readiness
TFL Task Force Leader
TFL Temporary Fuel Location
TFLD Task Force Leader
TFR Temporary Flight Restriction
TFS Texas Forest Service
TFT Temporary Full-Time
TH Technological Hazards
TH Temporary Housing
THA Temporary Housing Assistance
THAMIC Toxic Hazard Analysis Model for Industrial Chemicals
THC Temporary Housing Checkwriter
THD Technological Hazards Division
THIRA threat and hazard identification and risk assessment
THO Temporary Housing Officer
THP Temporary Housing Program
THREATCON Threat Condition
THU Temporary Housing Unit
TIA Terrorism Information Awareness
TIARA Tactical Intelligence and Related Activities
TIAS Training Information Access System
TIB toxic industrial biological
TIB Temporary Importation Bond
TIC Trusted Internet Connection
TIC Toxic Industrial Chemical
TIC toxic industrial material
TICP Tactical Interoperable Communications Plan
TIDE Terrorist Identities Datamart Environment
TIER Treasury Information Executive Repository
TIFF Tagged Image File Format
TIGER Topologically Integrated Geographic Encoding and Reference (System)
TIH Toxic Inhalation Hazard
TIM Toxic Industrial Material
TIMACS Telecommunications Inventory Management and Control System
TIMS Traffic Incident Management Systems
TIN Taxpayer Identification Number
TIN Triangular Irregular Network
TIOC Transportation Information Operations Center
TIP Threat Image Protection
TIPOFF Terrorism Information Program [database at DOS]
TIPS Terrorism Information and Prevention System
TIR toxic industrial radiological
TIROS Television and Infrared Observation Satellite
TISD Transportation Infrastructure Security Division
TISP The Infrastructure Security Partnership
TKB Terrorism Knowledge Base
TL Team Leader
TL Truckload
TLC Territory Logistics Centers
TLC-C Territory Logistics Center- Central
TLC-E Territory Logistics Center- East
TLC-W Territory Logistics Center- West
TLD Thermo Luminescent Dosimeter
TLO Terminal Learning Objectives
TLS Transport Layer Security
TLV Threshold Limit Value
TM Trademark
TMARS Team Management and Rostering System
TMC Transportation Management Center
TMC Travel Management Center
TMI Three Mile Island (Nuclear Power Plant)
TMS Traffic Management Specialist
TMS Training Management System
TMT Traffic Management Team
TMT Training Management Team
TNA Training Needs Assessment
TNC Terminal Node Controller
TNF Technical Nuclear Forensics
TNSP Training Specialist
TNT Trinitrotoluene
TOA Time of Arrival
TOA Transportation Operating Agency
TOC Table of Contents
TOC Tactical Operations Center
TOC Traffic Operations Center
TOCDF Tooele Chemical Disposal Facility
TOI track of interest
TOLC Take-Off and Landing Coordinator
TOP Technology Opportunities Program
TOPOFF Top Officials Exercise
TOSC Tactical On-Scene Commander
TOT Time on Target
TP Time Period
TPC Tropical Prediction Center
TPED Tasking, Processing, Exploitation and Dissemination
TPEP Terrorism Prevention Exercise Program
TPFDD Time-Phased Force Deployment Data
TPFDL Time-Phased Force Deployment List
TPI Two-Person Integrity
TPM Trading Partner Management (system)
TPO Technical Program Officer
TPO Transition Planning Office
TPOC Training Point of Contact
TPOP Tractor Plow Operator
TPPB Terrorism Production Planning Board (NCTC)
TPS Temporary Protected Status
TR Transportation Request
TRAC2ES TRANSCOM’s Regulating and Command and Control Evacuation System
TRACEM Thermal, Radioactive, Asphyxiation, Chemical, Etiological and Mechanical
TRADE Training Resources and Data Exchange
TRADOC United States Army Training and Doctrine Command
TRAGIS Transportation Routing Analysis Geographic Information System
TRAM Transit Risk Assessment Methodology
TransCAER Transportation Community Awareness Emergency Response
TRAVEL Transportation Risk Assessment and Vulnerability Evaluation Tool
TRC Technology Review Committee
TRC Telephone Response Center
TREAS Department of the Treasury
TRES Department of Treasury (Federal Government)
TRI Toxic Release Inventory
TRIA Terrorism Risk Insurance Act
TRICS Telephone to Radio Interface Communications System
TRIP Transit (and) Rail Inspection Pilot
TRIP Traveler Redress Inquiry Program
TRIPS Travel Reporting and Information Processing System
TRM Technical Reference Model
TRO Transient Accommodations Only
TRO Transitional Recovery Office
TROPAN Tropical Analysis Facsimile Network
TROR Treasury Report on Receivables
TRP Tactical Response Plan
TRPB Tractor/Plow Boss
TRR Test Readiness Review
TRT Tactical Response Team
TS Thunderstorm
TS Top Secret
TS Transfer System
TS Tropical Storm
TS/SCI Top Secret/Sensitive Compartmented Information
TSA The Salvation Army
TSA Transportation Security Administration
TSAAC Transportation Security Administration's Access Certificate
TSAC Towing Safety Advisory Committee
TSAR Transportation Security Administration Representative
TSARM TSA Self-Assessment Risk Module
TSB Technical Services Branch
TSB Training Support Brigade
TSC Terrorist Screening Center
TSC Technical Support Center
TSC Transportation Security Clearinghouse
TSCA Toxic Substance Control Act
TSCC Transportation Security Command Center
TSCM Technical Surveillance Countermeasures
TSCM Technical Security Countermeasure
TSCO Top Secret Control Officer
TSD Test and Evaluation Standards Division (S&T/TSD)
TSDB Terrorist Screening Database
TSDN Technical Support Data Notebook
TSDR Toxic Substance and Disease Registry
TSGP Transit Security Grant Program
TSI national transportation security incident
TSI Transportation Security Inspector
TSIS Transportation Security Intelligence Service
TSL Transportation Security Laboratory
TSN Trade Support Network
TSNM Transportation Sector Network Management (TSA/TSNM)
TSO Transportation Security Officer
TSOC Transportation Security Operations Center
TSP Thrift Savings Plan
TSP Telecommunications Service Priority
TSP Total Suspended Particulates
TSP Training Support Package
TSP Transit Security Program
TSPSOC Telecommunications Service Priority/System Oversight Committee
TSR Telecommunications Service Request
TSR Teleregistration Service Representative
TSS Temporary Storage Site
TSSP Transportation Sect Specific Plan
TSWA Temporary Secure Working Area
TSWG Technical Support Working Group
TT Travel Trailer
TT&E Test, Training and Exercise
TTAC Terrorist Threat Assessment and Credentialing
TTC Technical Training Center
TTC Time To Complete
TTD see TDD
TTF Terrorism Task Force
TTIC Terrorist Threat Integration Center
TTP Tactics, Techniques and Procedures
TTPP Transportation Threat Protection Program
TTT Train the Trainer
TTWS Terrorist Threat Warning System
TTX Tabletop Exercise
TTY see TDD
TUAV Tactical Unmanned Aerial Vehicle
TUH Two Unit Housing
TUSCAN TIPOFF United States-Canada
TUTT Tropical Upper Tropospheric Trough
TV Television
TV Thomasville, Georgia
TVA Tennessee Valley Authority
TVIS Threat Vulnerability Integration System
TVM Threat-Vulnerability Mapper
TVTA Threat and Vulnerability, Testing and Assessment
TWA Time Weighted Average
TWD Tropical Weather Discussion
TWG Technical Working Group
TWG Terrorist Working Group
TWIC Transportation Worker Identification Credential
TWOV Transit Without Visa Program
TWPDES Terrorist Watchlist Person Data Exchange Standard
TWVP (see TWOV)
U.S. United States (also US)
UA Unauthorized Absence
UA Universal Adversary
UA Upper Air
UAC Unified Area Command
UAM user activity monitoring
UASI Urban Areas Security Initiative
UAV Unmanned Aerial Vehicle (drone)
UAV ESG UAV Executive Steering Group
UAWG Urban Area Working Group
UBC Uniform Building Code
UBE unknown bulk explosive
UBR Universal Business Registry
UC Unemployment Compensation
UC Unified Command
UC/IC Unified Command / Incident Command
UCC Unified Combatant Command
UCGIS University Consortium for Geographic Information Science
UCP Unified Command Plan
UCP Unified Command Post
UCS Unified Command System
UCT Unified Command Team
UCT Universal Coordinated Time (see ZULU)
UD Unified Defense
UDA Undocumented Aliens
UDDI Universal Description, Discovery, and Integration
UDP Urban Dispersion Program
UEC Unauthorized Entry into Cuban Territorial Waters
UEL Upper Explosive Limit
UF6 Uranium Hexafluoride
UGC Universal Generic Code
UHF Ultra High Frequency
UI Unemployment Insurance
UIC Unified Incident Command
UICDS Unified Incident Command and Decision Support
UJTL Universal Joint Task List
UL Underwriters Laboratories
ULD Unit Loading Device
ULF Ultra Low Frequency
ULN Unit Line Number
ULO Unliquidated Obligation
ULP Unfair Labor Practice
UMCA Umatilla Chemical Activity
UMCD Umatilla Chemical Depot
UMCOR United Methodist Committee on Relief
UMD University of Maryland
UMDA Umatilla Depot Activity
UML Unified Modeling Language
UMOC Unified Medical Operations Center
UMP Upward Mobility Program
UMRA Unfunded Mandates Reform Act [1995]
UN United Nations
UNC Universal Naming Convention
UNCLASS Unclassified
UNDRO United Nations Disaster Relief Organization
UNGA 62 62nd Meeting of the United Nations General Assembly
UNHCR United Nations High Commissioner for Refugees
UNP Unmet Needs Program
UNSCOM United Nations Special Commission
UO2F2 Uranyl Fluoride
UOC USACE Operations Center
UOM Unit Of Measure
UPC Universal Product Code
UPR User Profile Record
UPS Uninterruptible Power Supply
UPS United Postal Service
URA Uniform Relocation Act
URGENT Uniform Regional Guidance Employing National Teams
URI Upper Respiratory Infection
URISA Urban and Regional Information Systems Association
URL Uniform Resource Locator
US Under Secretary (also U/S)
US&R Urban Search & Rescue (see also USAR)
USA United States Army
USA United States of America
USA PATRIOT [Act] Uniting & Strengthening America by Providing Appropriate Tools Required to Intercept & Obstruct Terrorism
USA; US United States of America [geographical]
USACBDC United States Army Chemical and Biological Defense Command
USACDA United States Arms Control and Disarmament Agency
USACDRA United States Army Chemical Demilitarization and Remediation Activity
USACE United States Army Corps of Engineers
USACHPPM United States Army Center for Health Promotion and Preventive Medicine
USACMDA United States Army Chemical Material Destruction Agency
USACOM United States Atlantic Command (see USJFCOM)
USADACS United States Army Defense Artillery Center and School
USAF United States Air Force
USAFA United States Air Force Academy
USAHA United States Animal Health Association
USAID United States Agency for International Development
USAISC United States Army Information Systems Command
USA-ITA United States Association for Importers of Textiles and Apparel
USAMRAA United States Army Medical Research Acquisition Activity
USAMRICD United States Army Medical Research Institute of Chemical Defense
USAMRIID United States Army Medical Research Institute for Infectious Disease
USANCA United States Army Nuclear and Chemical Agency
USAR United States Army Reserve
USAR Urban Search and Rescue
USBP (see CBP) United States Border Patrol
USBR United States Bureau of Reclamation
USC United States Citizen
USC United States Code
USCAP United States Civilian Aviation Partnership
US-CERT United States Computer Emergency Readiness Team
USCG U.S. Coast Guard
USCG United States Coast Guard
USCGR United States Coast Guard Reserve
USCIRF United States Commission of International Religious Freedom
USCIS U.S. Citizenship and Immigration Services
USCM United States Conference of Mayors
USCOLD United States Committee on Large Dams
USCP United States Capitol Police
USCS (see CBP) United States Customs Service (now U.S. Customs and Border Protection)
USCSCFAC United States Customs Service COBRA Fees Advisory Committee
USDA United States Department of Agriculture
USDA/CSREES United States Department of Agriculture/ Cooperative State Research, Education and Extension Service (aka: "the Extension Service")
USDOI United States Department of the Interior
USDOL United States Department of Labor
USDOT United States Department of Transportation [ESF-1]
USET United South and Eastern Tribes
USFA United States Fire Administration (FEMA/USFA)
USFS United States Forest Service
USFWS United States Fish and Wildlife Service
USG United States Government
USGS United States Geological Survey
USGS-DLG United States Geological Survey Digital Line Graph (Format)
USIA Under Secretary for Intelligence and Analysis
USIA United States Information Agency
USIC United States Interdiction Coordinator
USITC United States International Trade Commission
USJFCOM United States Joint Forces Command
USMC United States Marine Corps
USMCR United States Marine Corps Reserve
USML United States Munitions List
USMRICD United States Army Medical Research Institute of Chemical Defense
USMS United States Marshals Service
USMTF United States Message Text Format
USN United States Navy
USNCB United States National Central Bureau
USNG United States National Grid (NAD83)
USNG United States National Guard
USNORTHCOM see NORTHCOM
USNR United States Naval Reserve
USOC United States Olympic Committee
USP Under Secretary for Preparedness
USPACOM United States Pacific Command
USPHS United States Public Health Service
USPIS United States Postal Inspection Service
USPP United States Park Police
USPS United States Postal Service
USS United States Senate
USS United States Ship
USSOCOM United States Special Operations Command
USSOUTHCOM United States Southern Command
USSPACECOM United States Space Command
USSS U.S. Secret Service
USSS United States Secret Service
USSTRATCOM United States Strategic Command
UST Underground Storage Tank
USTR United States Trade Representative
USTRANSCOM United States Transportation Command
USVI United States Virgin Islands
US-VISIT United States Visitor and Immigrant Status Indicator Technology (NPPD/US-VISIT)
UTC Unit Type Code
UTC Universale Temps Coordinaire (i.e., Coordinated Universal Time)
UTCP Unified Tactical Communications Program
UTL Universal Task List
UTM Universal Transverse Mercator
UUV Unmanned Underwater Vehicle
UV Ultraviolet
UVI Ultraviolet Index
UVIED under vehicle improvised explosive device employment
UWB Ultra Wideband
UXO unexploded ordnance
v volt
V Voltage
VA United States Department of Veterans Affairs
VA Vulnerability Assessment
VACF Vetted Anti-Counterfeiting Forces
VACIS Vehicle and Cargo Inspection System
VADM Vice Admiral
VAERS Vaccine Adverse Event Reporting System
VAL Validation
VAL Voluntary Agency Liaison
VAMC Veteran’s Administration Medical Center
VAX Virtual Address Extension
VBIED Vehicle Borne Improvised Explosive Device
VCC Venue Control Cell
VCOS Volunteer Chief Officer Section
VCR Video Cassette Recorder
VCU VOLAG Coordination Unit
VDEM Virginia Department of Emergency Management
VDU Visual Display Unit
VDU Visual Docking Unit
VEDS Vehicular Emergency Data Set
VEE Venezuelan Equine Encephalitis
VEI Volcanic Explosivity Index
VERA Voluntary Early Retirement Authority
VFD Volunteer Fire Department
VFR Visual Flight Rules
VGA Video Graphics Adapter
VGTOF Violent Gangs Terrorist Organization File
VHA Veterans Health Administration
VHF Very High Frequency
VI Virgin Islands
VIA By way of
VIG Vaccinia Immuno Globulin
VIK Value in Kind
VIP Very important person
VIP Volunteer Incentive Program
VIPR Visible Intermodal Prevention and Response Team
VIPR Visual Intermodal Protection and Response
VIPS Volunteers in Police Service
VISAT Vulnerability Identification Self-Assessment Tool
VISAT Vulnerability Identification Self-Assessment Tool (now RSAT)
VISC Visual Information Support Center
VISIT Visitor & Immigrant Status Indicator Technology
VISN Veteran's Integrated Services Network
VISTA Volunteers in Service to America
VITA Volunteers in Technical Assistance
VITEMA Virgin Islands Territorial Emergency Management Agency
VLF Very Low Frequency
VLN Virtual LAN
VLSI Very Large Scale Integration
VMAS Vertical Map Accuracy Standard
VMAT Veterinary Medical Assistance Team
VMC Virtual Model Community
VMI Vendor Managed Inventory
VMO Veterinary Medical Officer
VMS Virtual Memory System
VNN Virtual News Network
VNPSC Virginia National Processing Service Center
VOA Volunteers of America
VOAD Volunteer Organizations Active in a Disaster
VOIED victim operated switch
VOIP Voice Over Internet Protocol
VOLAG Voluntary Agency
VOR Visual Omni Ranger
VORTEX Verification of the Origin of Rotation in Tornadoes Experiment
VOSS Vessel of Opportunity Skimming System
VPF Vector Product Format
VPN Virtual Private Network
VR Virtual Reality
VRC Volunteer Reception Center
VRI video remote interpreting service
VRML Virtual Reality Modeling Language
VRP Vessel Response Plan
VS Veterinary Services
VS Victim Support
VSAB Vehicle Storage Administration Building
VSL value of statistical life
VSP Visa Security Program
VST Victim Support Task
VSU Visa Security Unit
VTC Video Tele-Conference
VTS Vessel Traffic Service
VWP Visa Waiver Program
VWPPA Visa Waiver Permanent Program Act of 2000
V-Zone Coastal High Hazard Area
w watt
W Wattage
W/COMB With Combination
W/LK With Lock
W/M With Monitor
W/SH With Shelves
WACC Weapons and Ammunition Commodity Council
WAE When Actually Employed
WAN Wide Area Network
WAPA Western Area Power Administration (part of DOE)
WAR Weekly Activity Report
WARN Web Alert & Relay Network
WARNO Warning Order
WARP Web Audit and Remediation Program
WASS Wide Area Surveillance System
WATS Wide Area Telecommunications Service
WAWAS Washington Area Warning System
WAWS Washington Area Warning System
WAWTAP Wind And Water Technical Assistance Program
WB Whole Body
WB Wideband
WBIED water-borne improvised explosive device
WBS work breakdown structure
WBS activity work breakdown schedule activity
WBT Web-Based Training
WC Wet Chemical
WCATWC West Coast & Alaska Tsunami Warning Center
WCF Working Capital Fund
WCO World Customs Organization
WEB-TA Web-based Time and Attendance
WEE Western Equine Encephalitis
WEF World Economic Forum
WEF Water Environment Federation
WELP Women’s Executive Leadership Program
WEM Workshop in Emergency Management
WER Weapons-Effect Reporting
WERT Wireless Emergency Response Team
WFLC Wildland Fire Leadership Council
WFS Women in the Fire Service, Inc. (see IWOMEN)
WFSA Wildland Fire Situation Analysis
WFU Wildland Fire Use
WG Wage Grade
WG Working Group
WGA Western Governors’ Association
WGI Within Grade Increase
WH Warehouse
WH White House
WHCA White House Communications Agency
WHITCU White House Initiative for Tribal Colleges and Universities
WHL White House Liaison Office (SEC/COS/WHL)
WHLO White House Liaison Office
WHMO White House Military Office
WHO White House Office
WHO World Health Organization
WHP White House Package
WHS Washington Headquarters Services
WHSR White House Situation Room
WHTI Western Hemisphere Travel Initiative
WIFLE Women in Federal Law Enforcement
WIMS Weather Information Management System
WIN Warrant Information Network
WIN WWMCCS Inter-computer Network
WISE Water Infrastructure Simulation Environment
WITS Washington Interagency Telecommunications System
WJIIP Windows Joint Instructional Input Program
WKS Worksheet
WLANs wireless local area networks
WLSP Watch List Service Providers
WM Warehouse Management (system)
WM Water Mist
WMA Washington Metropolitan Area
WMATA Washington Metropolitan Area Transport Authority
WMD Water Management District
WMD Weapons of Mass Destruction
WMD COP Weapons of Mass Destruction Common Operational Picture
WMD detection technology weapon of mass destruction detection technology
WMDBD WMD and Biodefense (OHA/WMDBD)
WMD-DAC WMD Decision Analysis Center
WMD-MCM Weapons of Mass Destruction Medical Countermeasures
WMDO-IM Weapons of Mass Destruction Office & Incident Management
WMDOU Weapons of Mass Destruction Operations Unit (FBI)
WMF Windows Metafile
WMO World Meteorological Organization
WO Warrant Officer
WO Washington Office (District of Columbia office for NORAD-USNORTHCOM)
WO Work Order
WOBS Weather Observer
WORM Write Once - Read Many (CD-ROM Drive)
WOSB Woman Owned Small Business
WP Warning Point
WP White Phosphorus
WP Word Processing (or)
WP Work Packet
WPL Worker Population Limit
WPM Wood Packing Material
WPS Wireless Priority Service
WPS Water Purification System
WPS Word Processing System
WPT Workforce Performance Training
WRC Weapons Recovery Center
WRDA Water Resources Development Act
WRF Weather Research and Forecasting
WRIST Weather Radar Identification of Severe Thunderstorms
WRM War Reserve Material
WRS Wreck Removal and Salvage
WRSAME Weather Radio Specific Area Message Encoding
WS Wildlife Services
WSDA Washington State Department of Agriculture
WSDE Washington State Department of Ecology
WSDH Washington State Department of Health
WSDIS Washington State Department of Information Services
WSDL Web Services Description Language
WSDOT Washington State Department of Transportation
WSE Web Service Enhancement
WSEL Water-Surface Elevation
WSEMD Washington State Emergency Management Department
WSF Washington State Ferries
WSP Washington State Patrol
WSR Weather Surveillance Radar
WSSPC Western States Seismic Policy Council
Wt Weight
WTA willingness-to-accept
WTC World Trade Center
WTI weapons technical intelligence
WTO World Trade Organization
WTP willingness-to-pay
WUI Wildland-Urban Interface
WVOES West Virginia Office of Emergency Services
WWL Wind/Water Line
WWMCCS World Wide Military Command and Control System (see GCCS)
WWU Watch and Warning Unit
WWW Web
WWW World Wide Web
WYO Write Your Own (Insurance, e.g., NFIP)
WYOP Write Your Own Program
WYSIWYG What You See Is What You Get
XDA Existing Data Study
XEDO Xedar Heat Detection Unit
XL Extra Large
XML Extensible Markup Language
XPA Extent of Play Agreement
XS Extra Small
XSTF XML Structure Task Force
YCC Youth Conservation Corps
yd yard
YLD Yield
YLD Young Lawyers Division
yr year
YTD Year To Date
Z Zulu (UTC)
ZBB Zero-Based Budgeting
ZECP Zone Emergency Communications Planner
ZFP Zone Forecast Product
ZIP Zoning Improvement Plan
ZONE A Special Flood Hazard Area inundated by the 100-year flood; base flood elevations are not determined (AE as well as A1-30 included)
ZONE A99 Special Flood Hazard Area inundated by the 100-year flood to be protected from the 100-year flood by a Federal flood protection system under construction; base flood elevations are not determined
ZONE AH Special Flood Hazard Area inundated by the 100-year flood; flood depths of 1 to 3 feet (usually areas of ponding); base flood elevations are determined
ZONE AO Special Flood Hazard Area inundated by the 100-year flood; with flood depths of 1 to 3 feet (usually sheet flow on the sloping terrain); average depths are determined. For areas of alluvial fan flooding, velocities are also determined
ZONE AR Special Flood Hazard Area that results from the decertification of a previously accredited flood protection system that is in the process of being restored to provide a 100-year or greater level of flood protection
ZONE B Area of 500-year flood; area subject to the 100-year flood with average depths of less than 1 foot or with contributing drainage area less than one square mile; and areas protected by levees from the base flood
ZONE C Area determined to be outside the 500-year floodplain
ZONE D Area in which flood hazards are undetermined
ZONE V Special Flood Hazard Area inundated by the 100-year flood; coastal floods with velocity hazards (wave action); base flood elevations are not determined (VE as well as V1-30 included)
ZONE X If shaded: Area of 500-year flood; area subject to the 100-year flood with average depths of less than 1 foot or with contributing drainage area less than one square mile; and areas protected by levees from the base flood
ZONE X If unshaded: Area determined to be outside the 500-year floodplain
ZULU Indicates use of Universal Coordinated Time (Greenwich)
ZWA Zonal Wind Anomaly
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