Association of European Airlines

Arab Civil Aviation Commission

African Civil Aviation Commission

Service Public Fédéral Mobilité et Transports/Federale Overheidsdienst Mobiliteit en Vervoe

Civil Aviation Administration

Civil Aviation Authority of the Czech Republic

Directorate General of Civil Aviation (various countries)

Direction Générale de l’Aviation Civile

Luftfahrt-Bundesamt

Flugmálastjórn Ísland

Irish Aviation Authority

Ente Nazionale per l’Aviazione Civile

Civil Aviation Office, Urząd Lotnictwa Cywilnego

Instituto Nacional de AViação Civil

Autoritatea Aeronauticǎ Civilǎ Românǎ

Civil Aviation - Ministerio de Fomento

Luftfartsverket

Civil Aviation Authority

Federal Aviation Administration