Regulations last checked for updates: Feb 06, 2026

Title 49 - Transportation last revised: Jan 27, 2026
authority: 18 U.S.C. 842,845; 46 U.S.C. 70105; 49 U.S.C. 114,5103a,40113,and; Pub. L. 108-90 (117 Stat. 1156, Oct. 1, 2003), sec. 520 (6 U.S.C. 469), as amended by Pub. L. 110-329 (122 Stat. 3689, Sept. 30, 2008) sec. 543 (6 U.S.C. 469); Pub. L. 110-53 (121 Stat. 266, Aug. 3, 2007) secs. 1402 (6 U.S.C. 1131), 1405 (6 U.S.C. 1134), 1408 (6 U.S.C. 1137), 1413 (6 U.S.C. 1142), 1414 (6 U.S.C. 1143), 1501 (6 U.S.C. 1151), 1512 (6 U.S.C. 1162), 1517 (6 U.S.C. 1167), 1522 (6 U.S.C. 1170), 1531 (6 U.S.C. 1181), and 1534 (6 U.S.C. 1184)
source: 85 FR 16499, Mar. 23, 2020, unless otherwise noted.