Association of European Airlines

Airlines for America

Arab Air Carriers Organisation

Association of Asia Pacific Airlines

Association of British Travel Agents

Arab Civil Aviation Commission

Airports Council International

Airport Council International - Europe

European Association of Aerospace Industries

African Civil Aviation Commission

African Airlines Associations

Air Line Pilots Association

Association of Latin American Air Transport

Airport Operators Association

Airport Regions Conference

AeroSpace and Defence Industries Association of Europe

Association of South East Asian Nations

Agence pour la Sécurité de la Navigation Aérienne en Afrique et à Madagascar

American Society of Travel Agents

Air Transport Association of Canada

Air Transport Action Group

Air Transport Users Council

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

Civil Aviation Administration

Commercial Airline Association of Southern Africa

Civil Air Navigation Services Organisation

US Department of Transportation

Civil Aviation Authority of the Czech Republic

Directorate General of Civil Aviation (various countries)

US Department of Transportation

European Aviation Safety Agency

European Aviation Suppliers Organisation

European Business Airline Association

European Cargo Alliance

Group of National Travel Agents' and Tour Operators' Associations within the EU

European Low Fares Airline Association

European Regions Airline Association

European Organisation for the Safety of Air Navigation

European Commission - Directorate-General for Energy and Transport

US Federal Aviation Administration

International Federation of Freight Forwarders Association

Direction Générale de l’Aviation Civile

Fédération Universelle des Associations d'Agences de Voyages

Luftfahrt-Bundesamt

International Air Carriers Association

International Aircraft Owner and Pilot Associations

International Airline Passengers Association

International Air Rail Organisation

International Air Transport Association

International Airlines Travel Agent Network

International Civil Aviation Organisation

Flugmálastjórn Ísland

International Federation of Airline Pilots Associations

International Federation of Air Traffic Controllers Associations

Irish Aviation Authority

Ente Nazionale per l’Aviazione Civile

Joint Aviation Authorities

US National Air Traffic Control Association

Organisation for Economic Co-operation and Development

Pacific Asia Travel Association

Civil Aviation Office, Urząd Lotnictwa Cywilnego

Instituto Nacional de AViação Civil

Autoritatea Aeronauticǎ Civilǎ Românǎ

Civil Aviation - Ministerio de Fomento

Luftfartsverket

International Air Cargo Association

Universal Federation of Travel Agents' Associations

Civil Aviation Authority

Federal Aviation Administration

World Tourism Organisation

World Trade Organisation (formerly GATT)

World Travel and Tourism Council