| ACE | Automated Commercial Environment |
| AECA | Arms Export Control Act |
| AES | Automated Export System |
| AF | Bureau of African Affairs (DOS) |
| AFGPS | Air Force Global Partnership Strategy |
| AFLCMC | Air Force Life Cycle Management Center |
| AFRICOM | Africa Command |
| AFSAC | Air Force Security Assistance Center |
| AG | Agreement (ITAR Part 124) |
| AOR | Area of Responsibility |
| AT | Anti-Tamper (DOD) |
| AT | Anti-Terrorism (EAR) |
| ATF | Treasury Department, Bureau of Alcohol, Tobacco, Firearms and Explosives |
| AT&L | Acquisition Technology and Logistics |
| AWB | Air Waybill |
| BBP | Better Buying Power |
| BIS | Bureau of Industry and Security |
| BOL | Bill of Lading |
| BOM | Bill of Materials |
| C | Confidential (security classification) |
| CA | Corrective Action |
| CAP | Corrective Action Plan |
| CBP | Customs and Border Protection |
| CCATS | Commodity Classification Automated Tracking System |
| CCIB | Command and Control Interoperability Board |
| CCL | Commerce Control List |
| CCM | Command Country Manager |
| CDI | Controlled Defense Information |
| CEE | Centers of Excellence and Expertise |
| CENTCOM | Central Command |
| CEP | Civilian Employment Plan |
| CFIUS | Committee on Foreign Investment in the United States |
| CFR | Code of Federal Regulations |
| CGP | Controlled Goods Program (Canada) |
| CISMOA | Communications Interoperability and Security Memorandum of Agreement |
| CJ | Commodity Jurisdiction |
| CJCS | Chairman of the Joint Chiefs of Staff |
| CLO | Counter Low Observable |
| CM | Case Manager |
| CN | Congressional Notification |
| COCOM | Coordinating Committee for Multilateral Export Controls |
| COMSEC | Communication Security |
| COO | Country of Origin |
| CPI | Critical Program Information |
| CSAF | Chief of Staff of the Air Force |
| CT | Critical Technology |
| C-TPAT | Customs Trade Partnership Against Terrorism |
| CUI | Controlled Unclassified Information |
| DA/TT | Department of the Army/Technology Transfer |
| DASA/DE&C | Deputy Assistant Secretary of the Army/Defense Exports & Cooperation |
| DC | Distribution Control |
| DCMA | Defense Contract Management Agency |
| DCS | Direct Commercial Sales |
| DCSA | Defense Counterintelligence and Security Agency |
| DDL | Digital Data Link |
| DDTC | Directorate of Defense Trade Controls |
| DE | Defense Exportability |
| DECCS | Defense Export Control and Compliance System |
| DEF | Defense Exportability Feature |
| DF/TT | Department of the Air Force/Technology Transfer |
| DFARS | Defense Federal Acquisition Regulations Supplement |
| DHS | Department of Homeland Security |
| DIA | Defense Intelligence Agency |
| DIRNSA | Director of the National Security Agency |
| DN | Dual National |
| DN/TT | Department of the Navy/Technology Transfer |
| DOC | Department of Commerce |
| DoD | Department of Defense |
| DoDI | Department of Defense Instruction |
| DoE | Department of Energy |
| DOJ | Department of Justice |
| DOPSR | Defense Office of Prepublication and Security Review |
| DOS |
Department of State |
| DRL/MLA | Bureau of Human Rights, Democracy and Labor/Multilateral Affairs (DOS) |
| DSC | Defense Systems Committee |
| DSCA | Defense Security Cooperation Agency |
| DSP | Department of State Publication/Proforma |
| DTAG | Defense Trade Advisory Group |
| DTCC | Defense Trade Controls Compliance |
| DTCL | Defense Trade Controls Licensing |
| DTCP | Defense Trade Controls Policy |
| DTSA | Defense Technology Security Administration |
| EAR | Export Administration Regulations |
| EC | Export Control |
| ECCN | Export Control Classification Number |
| ECFR | Electronic Code of Federal Regulations |
| ECR | Export Control Reform |
| ECRA | Export Control Reform Act of 2018 |
| EEI | Electronic Export Information |
| ELINT | Electronic Intelligence |
| ENDP | Exception to National Disclosure Policy |
| EO | Empowered Official |
| EU | European Union |
| EUCOM | European Command |
| EUR/RPM | Bureau of European Affairs/Regional Political Military (DOS) |
| FAR | Federal Acquisition Regulations |
| FBI | Federal Bureau of Investigation |
| FCPA | Foreign Corrupt Practices Act |
| FDO | Foreign Disclosure Office |
| FF | Freight Forwarder |
| FIRRMA | Foreign Investment Risk Review Modernization Act of 2018 |
| FMF | Foreign Military Financing |
| FMS | Foreign Military Sales |
| FOCI | Foreign Ownership, Control, or Influence |
| FOIA | Freedom of Information Act |
| FOUO | For Official Use Only |
| FPPI | Foreign Principal Party in Interest |
| FRN | Federal Register Notice |
| GBL | Government Bill of Lading |
| GC | General Correspondence |
| GFE | Government Furnished Equipment |
| GPA | Global Project Authorization |
| GPO | Government Printing Office |
| HQ | Headquarters |
| HSI | Homeland Security Investigations |
| HTS | Harmonized Tariff Schedule |
| HWA | Hold Without Action |
| IATA | International Air Transport Association |
| ICC | International Chamber of Commerce |
| ICE | U.S. Immigration & Customs Enforcement |
| IEEPA | International Emergency Economic Powers Act |
| INCOTERMS | International Commercial Terms |
| IPO | International Programs Office |
| ISF | Importer Security Filing |
| ISN | Bureau of International Security and Nonproliferation (DOS) |
| ISR | Intelligence, Surveillance, and Reconnaissance |
| IT | Information Technology |
| ITN |
Internal Transaction Number |
| ITAR | International Traffic in Arms Regulations |
| JCS | Joint Chiefs of Staff |
| JPO | Joint Program Office |
| JS | Joint Staff |
| JSOC | Joint Special Command |
| LO | Low Observable |
| LO | Licensing Officer |
| LOA | Letter of Offer and Acceptance |
| LO/CLO | Low Observable/Counter Low Observable |
| LOI | Letter of Intent |
| LOR | Letter of Request |
| LRU | Line Replaceable Unit |
| MAJCOM | Munitions Control Division |
| MDA | Missile Defense Agency |
| MDE | Major Defense Equipment |
| MILDEP | Military Department |
| MILSPEC | Military Specification |
| MLA | Manufacturing License Agreement |
| MOA | Memorandum of Agreement |
| MOD | Ministry of Defense |
| MOU | Memorandum of Understanding |
| MT | Missile Technology |
| MTCR |
Missile Technology Control Regime |
| MTEC | Missile Technology Export Committee |
| NASA | National Aeronautics and Space Administration |
| NATO | North Atlantic Treaty Organization |
| NDA | Non-Disclosure Agreement |
| NDP | National Disclosure Policy |
| NDPC | National Disclosure Policy Committee |
| NEA | Bureau of Near Eastern Affairs (DOS) |
| N.E.S. | Not Elsewhere Specified |
| NFC | National Finance Center |
| NGO | Non-Governmental Organization |
| NIPO | Navy International Program Office |
| NISPOM | National Industrial Security Program Operating Manual |
| NORTHCOM | Northern Command |
| NRC | Nuclear Regulatory Commission |
| NSC | National Security Command |
| NSSC | Notice of Supplies and Services Complete |
| NSA | National Security Agency |
| ODC | Office of Defense Cooperation |
| OFAC | Office of Foreign Assets Control |
| OSD | Office of the Secretary of Defense |
| OUSD | Office of the Under Secretary of Defense |
| PACOM |
Pacific Command |
| PDP | Policy Division (DTSA) |
| PEO | Program Executive Office |
| PM/RSAT | Bureau of Political Military Affairs/Regional Security and Arms Transfers (DOS) |
| POM |
Program Objective Memorandum |
| PPE | Personal Protective Equipment |
| PSM | Program Support Manager |
| RAD | Recommendation and Approval Document |
| RCA | Root Cause Analysis |
| RWA | Returned Without Action |
| S | Secret (security classification) |
| SAF/IA |
Deputy Under Secretary of the Air Force, International Affairs |
| SAMM | Security Assistance Management Manual |
| SAO | Security Assistance Office (Officer) |
| SAP | Special Access Program |
| SAPM | Security Assistance Program Manager |
| SAR | Synthetic Aperture Radar |
| SCA/RA | Bureau of South-Central Asian Affairs/Regional Affairs (DOS) |
| SCEG | Security Cooperation Engagement Guidance |
| SCI | Sensitive Compartmented Information |
| SDN | Specially Designated Nationals |
| SIA | Society for International Affairs |
| SIG | Senior Integration Group |
| SIGINT | Signals Intelligence |
| SME | Significant Military Equipment |
| SNAP-R | Simplified Network Application Process – Redesign (DOC) |
| SOUTHCOM | Southern Command |
| SOW | Statement of Work |
| SPO | Special Program Office |
| SRU | Shop Replaceable Unit |
| TAA | Technical Assistance Agreement |
| TCN | Third Country National |
| TCP | Technology Control Plan |
| TD | Technology Directorate (DTSA) |
| TPT | Third Party Transfer |
| TS | Top Secret (security classification) |
| TS/SCI | Top Secret/Sensitive Compartmented Information |
| TSFD | Training System Function Description |
| TTCP | Technology Transfer Control Plan |
| UAS | Unmanned Aerial System |
| UAV | Unmanned Aerial Vehicle |
| USG |
United States Government |
| USMIL | United States Munitions Import List (ATF) |
| USML | United States Munitions List (ITAR) |
| USPPI | U.S. Principal Party in Interest |
| VD | Voluntary Disclosure (ITAR) |
| VSD | Voluntary Self Disclosure (EAR/Census) |
| WDA | Warehouse and Distribution Agreement |
| WHA/PPCP | Bureau of Western Hemispheric Affairs (DOS) |
| XTN | External Transaction Number |