IRImplementing rule
12.5Appendix 5: List of acronyms
| ACC | area control centre |
|---|---|
| AD | aerodrome |
| ADS-B | automatic dependent surveillance – broadcast |
| AFIS | aerodrome flight information service |
| AFISO | aerodrome flight information service officer |
| AIC | aeronautical information circular |
| AIP | aeronautical information publication |
| AIS | aeronautical information service |
| AMC | acceptable means of compliance |
| ANS | air navigation service |
| APP | approach control |
| ATC | air traffic control (in this document mostly used to specifically target ‘aerodrome control service’) |
| ATCO | air traffic controller |
| ATM | air traffic management |
| ATS | air traffic service |
| ATSEP | air traffic safety electronics personnel |
| CFIT | controlled flight into terrain |
| CNS | communication navigation surveillance |
| CWP | controller working position |
| EASA | European Union Aviation Safety Agency |
| EC | European Commission |
| ED Decision | Executive Director Decision |
| E-OCVM | European Operational Concept Validation Methodology |
| EU | European Union |
| EUROCAE | European Organisation for Civil Aviation Equipment |
| FIC | flight information centre |
| FOD | foreign object debris |
| GM | guidance material |
| HMI | human-machine interface |
| ICAO | International Civil Aviation Organization |
| ID | identifier |
| IFR | instrument flight rules |
| IR | implementing rule |
| IT | information technology |
| MASPS | Minimum Aviation System Performance Standards |
| MET | meteorological |
| METAR | meteorological terminal aviation routine weather report |
| NOTAM | notice to airmen |
| OH | operational hazard |
| OSED | operational services and environment description |
| OTW | out-of-the-window |
| PANS-ATM | Procedures for Navigation Services – Air Traffic Management |
| PSR | primary surveillance radar |
| PTZ | pan-tilt-zoom |
| QNH | Q code indicating atmospheric pressure adjusted to sea level |
| RFFS | rescue and firefighting services |
| RGL | runway guard lights |
| RTC | remote tower centre |
| RTM | remote tower module |
| RWY | runway |
| SAR | safety assessment report |
| SERA | standardised European rules of the air |
| SESAR | Single European Sky ATM Research |
| SESAR JU | Single European Sky ATM Research Joint Undertaking |
| SSR | secondary surveillance radar |
| TAF | terminal aerodrome forecast |
| UPS | uninterruptible power supply |
| VALR | validation report |
| VFR | visual flight rules |
| WAN | wide area network |
IR · 12.5 — GM to Regulation (EU) 2017/373 · ED Decision 2023/005/R · Remote ATS Easy Access Rules · EAR revision 26 Jan 2026