ADS-B – Automatic Dependent Surveillance-Broadcast
ASTM – American Society for Testing and Materials
- BLOS – Beyond Line of Sight
- CAA – Civil Aviation Authority
- CARAC – Canadian Aviation Regulation Advisory Council
- CARC – Civil Aviation Regulatory Committee
- CARs – Canadian Aviation Regulations
- CASA – Civil Aviation Safety Authority
- DND – Department of National Defence
- DoD – Department of Defence
- EASA – European Aviation Safety Agency
- EUROCAE – European Organisation for Civil Aviation Equipment
- FAA – Federal Aviation Administration
- ICAO – International Civil Aviation Organization
- IFR – Instrument Flight Rules
- JARUS – Joint Authorities for Rulemaking on Unmanned Systems
- MTOW – Maximum Take-off Weight
- NATO – North Atlantic Treaty Organization
- NPAs – Notices of Proposed Amendments
- RTCA – Radio Technical Commission for Aeronautics
- SC – Special Committee
- SFOC – Special Flight Operations Certificate
- SMS – Safety Management Systems
- STANAG – Standardization Agreement [NATO]
- TOD – Time of Day
- UAS – Unmanned Aircraft System
- UAV – Unmanned Aerial Vehicle
- UOC – Unmanned Aircraft System Operating Certificate
- VFR – Visual Flight Rules
- WG – Working Group