49 U.S. Code § 40121. Air traffic control modernization reviews
The date of the enactment of the Air Traffic Management System Performance Improvement Act of 1996, referred to in subsec. (a), is the date of enactment of Pub. L. 104–264, which was approved Oct. 9, 1996.
Except as otherwise specifically provided, section applicable only to fiscal years beginning after Sept. 30, 1996, and not to be construed as affecting funds made available for a fiscal year ending before Oct. 1, 1996, see section 3 of Pub. L. 104–264, set out as an Effective Date of 1996 Amendment note under section 106 of this title.