On March 30, President Obama signed into law the Federal Aviation Administration Extension Act of 2009, PL 111-12. This act extends the taxes that fund the Airport and Airway Trust Fund through the end of September. The taxes had been scheduled to expire on March 31.
Specifically, the fuel excise tax in IRC § 4081 and the air travel taxes in sections 4261 and 4271 are extended through Sept. 30, 2009. The Airport and Airway Trust Fund authority under section 9502 is extended until Oct. 1, 2009.
The act also extends the Airport Improvement Program and other expiring authorities under the transportation title of the U.S. Code, title 49.