TITLE 23 OF THE CFR

Highways

75 parts987 sections

Regulation text is not stored here. Each part opens the official electronic edition, which is kept current by the government.

Federal Highway Administration, Department of Transportation

23 CFR part 1 — General 15 sections
23 CFR part 140 — Reimbursement 32 sections
23 CFR part 172 — Procurement, Management, and Administration of Engineering and Design Related Services 6 sections
23 CFR part 180 — Credit Assistance for Surface Transportation Projects 1 sections
23 CFR part 190 — Incentive Payments for Controlling Outdoor Advertising on the Interstate System 4 sections
23 CFR part 192 — Drug Offender's Driver's License Suspension 7 sections
23 CFR part 200 — Title VI Program and Related Statutes—Implementation and Review Procedures 6 sections
23 CFR part 230 — External Programs 26 sections
23 CFR part 260 — Education and Training Programs 13 sections
23 CFR part 420 — Planning and Research Program Administration 16 sections
23 CFR part 450 — Planning Assistance and Standards 38 sections
23 CFR part 460 — Public Road Mileage for Apportionment of Highway Safety Funds 3 sections
23 CFR part 470 — Highway Systems 8 sections
23 CFR part 490 — National Performance Management Measures 58 sections
23 CFR part 500 — Part 500 [Reserved] Reserved
23 CFR part 505 — Part 505 [Reserved] Reserved
23 CFR part 511 — Real-Time System Management Information Program 8 sections
23 CFR part 515 — Asset Management Plans 10 sections
23 CFR part 620 — Engineering 7 sections
23 CFR part 624 — Interstate System Access 7 sections
23 CFR part 625 — Design Standards for Highways 4 sections
23 CFR part 626 — Pavement Policy 3 sections
23 CFR part 627 — Value Engineering 5 sections
23 CFR part 630 — Preconstruction Procedures 33 sections
23 CFR part 633 — Part 633 [Reserved] Reserved
23 CFR part 635 — Construction and Maintenance 59 sections
23 CFR part 636 — Design-Build Contracting 59 sections
23 CFR part 637 — Construction Inspection and Approval 5 sections
23 CFR part 645 — Utilities 23 sections
23 CFR part 646 — Railroads 17 sections
23 CFR part 650 — Bridges, Structures, and Hydraulics 38 sections
23 CFR part 652 — Part 652 [Reserved] Reserved
23 CFR part 655 — Traffic Operations 7 sections
23 CFR part 656 — Carpool and Vanpool Projects 4 sections
23 CFR part 657 — Certification of Size and Weight Enforcement 11 sections
23 CFR part 658 — Truck Size and Weight, Route Designations—Length, Width and Weight Limitations 13 sections
23 CFR part 660 — Special Programs (Direct Federal) 10 sections
23 CFR part 661 — Tribal Transportation Facility Bridge Program (TTFBP) 29 sections
23 CFR part 667 — Periodic Evaluation of Facilities Repeatedly Requiring Repair and Reconstruction Due to Emergency Events 5 sections
23 CFR part 668 — Emergency Relief Program 15 sections
23 CFR part 669 — Enforcement of Heavy Vehicle Use Tax 11 sections
23 CFR part 680 — National Electric Vehicle Infrastructure Standards and Requirements 10 sections
23 CFR part 710 — Right-of-Way and Real Estate 28 sections
23 CFR part 750 — Highway Beautification 39 sections
23 CFR part 751 — Junkyard Control and Acquisition 13 sections
23 CFR part 752 — Landscape and Roadside Development 11 sections
23 CFR part 771 — Environmental Impact and Related Procedures 25 sections
23 CFR part 772 — Procedures for Abatement of Highway Traffic Noise and Construction Noise 10 sections
23 CFR part 773 — Surface Transportation Project Delivery Program Application Requirements and Termination 9 sections
23 CFR part 774 — Parks, Recreation Areas, Wildlife and Waterfowl Refuges, and Historic Sites (Section 4(f)) 9 sections
23 CFR part 777 — Mitigation of Impacts to Wetlands and Natural Habitat 7 sections
23 CFR part 778 — Pilot Program for Eliminating Duplication of Environmental Reviews 7 sections
23 CFR part 810 — Mass Transit and Special Use Highway Projects 22 sections
23 CFR part 924 — Highway Safety Improvement Program 9 sections
23 CFR part 940 — Intelligent Transportation System Architecture and Standards 7 sections
23 CFR part 950 — Electronic Toll Collection 5 sections
23 CFR part 970-999 — Parts 970-999 [Reserved] Reserved

Highways

Federal Highway Administration, Department of Transportation

National Highway Traffic Safety Administration and Federal Highway Administration, Department of Transportation

National Highway Traffic Safety Administration, Department of Transportation