Regulations last checked for updates: Apr 26, 2024

Title 23 - Highways last revised: Jan 18, 2024
authority: Section 1201, Pub. L. 109–59; 23 U.S.C. 315; 23 U.S.C. 120; 49 CFR 1.48
source: 75 FR 68427, Nov. 8, 2010, unless otherwise noted.