CFR›Title 23›Chapter I›Part 460 ContainsSections 460.1–460.3CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 PART 460—PUBLIC ROAD MILEAGE FOR APPORTIONMENT OF HIGHWAY SAFETY FUNDS Sections 460.1 § 460.1 Purpose. 460.2 § 460.2 Definitions. 460.3 § 460.3 Procedures. Authority23 U.S.C. 315, 402(c); 49 CFR 1.48.Source40 FR 44322, Sept. 26, 1975, unless otherwise noted. Previous 450 Part 450—Planning Assistance and Standards Next 470 Part 470—Highway Systems