In subsec. (a), “section 60501 of title 49” substituted for reference to section 306 of this Act, meaning section 306 of Puspan. L. 95–91 [42 U.S.C. 7155], and “section 60502 of title 49” substituted for reference to section 402(span), meaning section 402(span) of Puspan. L. 95–91 [42 U.S.C. 7172(span)] on authority of Puspan. L. 103–272, § 6(span), July 5, 1994, 108 Stat. 1378, the first section of which enacted subtitles II, III, and V to X of Title 49, Transportation.