| AAD |
Administration |
| AAF |
Airway Facilities |
| ABA |
Chief Financial Officer |
| ACS |
Civil Aviation Security |
| AGC |
Chief Council |
| AIT |
Information Technology |
| AMS |
Acquisition Management System |
| API |
International Policy |
| APO |
Aviation Policy And Plans |
| ARA |
Research and Acquisitions |
| ARP |
Airports |
| ARS |
Air Traffic System Requirements Service |
| ASD |
Office Of System Architecture and Investment Analysis |
| ASD-100 |
System Architecture and Integration Division |
| ASD-200 |
Program Evaluation Division |
| AST |
Commercial Space Transportation |
| ASY |
System Safety |
| ATS |
Air Traffic Services |
| AVR |
Regulation and Certification |
| BOE |
Basis of Estimate |
| F&E |
Facilities & Equipment |
| FAA |
Federal Aviation Administration |
| FAE |
FAA Acquisition Executive |
| IPT |
Integrated Product Team |
| JRC |
Joint Resources Council |
| LOB |
Line Of Business |
| MA |
Mission Analysis |
| MASG |
Mission Analysis Steering Group |
| MAT |
Mission Analysis Team |
| MNS |
Mission Need Statement |
| MNSDT |
Mission Need Statement Development Team |
| NAS |
National Airspace System |
| NTSB |
National Transportation Safety Board |
| OPS |
Operations |
| R,E&D |
Research, Engineering, and Development |
| ROM |
Rough-Order-of-Magnitude |
| RPD |
R,E&D Project Description |
