The Secretary of Transportation may collect a user fee for a regulatory or other service conducted under this chapter only if specifically authorized by this chapter.
(Pub. L. 103–272, § 1(e), July 5, 1994, 108 Stat. 1342, § 70118 of title 49; renumbered § 70118 then § 50920 of title 51, Pub. L. 111–314, § 4(d)(2), (3)(T), Dec. 18, 2010, 124 Stat. 3440, 3441.)