The International Civil Aviation Organisation
is the international body to which most of the countries in the world with
significant commercial aviation are signatories. The charter of ICAO promotes
uniform international standards, recommended practices and procedures covering
the technical fields of aviation, such as rules of the air, licencing, charts
and navigation, airworthiness, aeronautical telecommunications, air traffic
services, accident investigation, security, etc. The
International Air Transport Association
is the trade association for commercial air transport. Its mission is to
represent and serve the airline industry, and serves four main interested
groups: airlines, the general public, governments, and third parties such
as travel and cargo agents or equipment and systems suppliers.