Regulations last checked for updates: Jul 04, 2025

Title 49 - Transportation last revised: Jul 01, 2025
authority: 49 U.S.C. 5309(g)(6) and 5334(a)(11); 49 CFR 1.91
source: 78 FR 2031, Jan. 9, 2013, as amended at 90 FR 28231, July 1, 2025, unless otherwise noted.