Regulations last checked for updates: Oct 02, 2025

Title 49 - Transportation last revised: Sep 29, 2025
authority: 49 U.S.C. 5323(d); 49 CFR 1.91
source: 73 FR 2345, Jan. 14, 2008, as amended at 90 FR 28213, July 1, 2025, unless otherwise noted.