Aviation Improvement Act

[AI summary unavailable — showing source text] Aviation Improvement Act - Amends the Federal Aviation Act of 1958 to direct the Civil Aeronautics Board, in the exercise and performance of its powers and duties with respect to interstate and overseas air transportation, to consider the phased and progressive transition to an air transportation system which relies on competitive market forces and the provision of a variety of adequate, economic, and low-cost services as being in the public interest. Prohibits any governmental unit from enacting any law, regulation, or standard relating to air transportation rates, routes, or services. Requires the Board to issue certificates authorizing scheduled or charter interstate or overseas air transportation to qualified applicants unless such transportation is not required by the public convenience and necessity (previously the Board could only grant such applications upon a finding that such transportation was required by the public convenience and necessity). Places the burden of proof upon the Board to show that the transportation for which the certificate is sought is not required by the public convenience and necessity. Requires the Board to give weight in favor of an applicant if it…