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.

Another section 40121 was renumbered section 40124 of this title.

2000—Subsec. (c)(2). Pub. L. 106–181 substituted “section 40110 (d)(2) of this title” for “section 348(b) of Public Law 104–50”.

Amendment by Pub. L. 106–181 applicable only to fiscal years beginning after Sept. 30, 1999, see section 3 of Pub. L. 106–181, set out as a note under section 106 of this title.

Section effective on date that is 30 days after Oct. 9, 1996, see section 203 of Pub. L. 104–264, set out as an Effective Date of 1996 Amendment note under section 106 of this title.

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.