CFR›Title 49›Subtitle B›Chapter VI›Part 674 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 674—STATE SAFETY OVERSIGHT Subparts A Subpart A—General Provisions Sections 674.1–674.9 B Subpart B—Role of the State Sections 674.11–674.23 C Subpart C—State Safety Oversight Agencies Sections 674.25–674.41 Authority49 U.S.C. 5329; 49 CFR 1.91.Source81 FR 14256, Mar. 16, 2016, as amended at 89 FR 83981, Oct. 18, 2024, unless otherwise noted. Previous 673 Part 673—Public Transportation Agency Safety Plans