The Air Transportation Association (ATA) is the trade association of U.S. certificated air carriers and was founded by 14 airlines 1936. ATA was the first and today is the only trade organization for the principal U.S. airlines. ATA takes an active role in all major government decisions regarding aviation, including the creation of the Civil Aeronautics Board, the creation of the air traffic control system, and the Airline Deregulation Act of 1978.