| ATC | air traffic control |
| CAST | Commercial Aviation Safety Team |
| CFR | Code of Federal Regulations |
| COA | Certificate of Authorization |
| CRA | comparative risk analysis |
| DAA | detect and avoid |
| DIAAT | describe, identify, analyze, assess, and treat |
| EIT | electronics and information technology |
| FAA | Federal Aviation Administration |
| GAJSC | General Aviation Joint Steering Committee |
| ICAO | International Civil Aviation Organization |
| JARUS | Joint Authorities for Rulemaking of Unmanned Systems |
| LAANC | Low Altitude Authorization and Notification Capability |
| MIZOPEX | Marginal Ice Zone Observations and Processes Experiment |
| MOPS | Minimum Operational Performance Standards |
| PRA | probabilistic risk analysis |
| SES | Senior Executive Service |
| SMS | Safety Management System |
| SORA | Specific Operations Risk Assessment |
| SRM | safety risk management |
| SRMD | Safety Risk Management Document |
| UAS | unmanned aircraft system(s) |
| UAST | Unmanned Aircraft Safety Team |
| UTM | UAS Traffic Management |
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