The Passenger Rail Investment and Improvement Act of 2008, referred to in subsec. (a), is div. B of Pub. L. 110–432, Oct. 16, 2008, 122 Stat. 4907. For complete classification of this Act to the Code, see Short Title of 2008 Amendment note set out under section 20101 of this title and Tables.

A prior section 24310, Pub. L. 103–272, § 1(e), July 5, 1994, 108 Stat. 914, allowed petition or application for assistance in upgrading facilities to correct dangerous conditions or State and local violations, prior to repeal by Pub. L. 105–134, title IV, § 403, Dec. 2, 1997, 111 Stat. 2585.