Site Feedback

Title 23

Displaying title 23, up to date as of 6/10/2026. Title 23 was last amended 6/10/2026.
eCFR Content

The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. It is not an official legal edition of the CFR.

Learn more about the eCFR, its status, and the editorial process.

Title 23HighwaysPart / Section
Chapter IINational Highway Traffic Safety Administration and Federal Highway Administration, Department of Transportation1200 – 1299
Subchapter BGuidelines1204 – 1240
Parts 1204-1206 [Reserved]
Part 1208National Minimum Drinking Age1208.1 – 1208.6
§ 1208.1Scope.
§ 1208.2Purpose.
§ 1208.3Definitions.
§ 1208.4Adoption of National Minimum Drinking Age.
§ 1208.5Unavailability of withheld funds.
§ 1208.6Procedures affecting States in noncompliance.
Part 1210Operation of Motor Vehicles by Intoxicated Minors1210.1 – 1210.10
Part 1215Use of Safety Belts—Compliance and Transfer-of-Funds Procedures1215.1 – 1215.8
Part 1225Operation of Motor Vehicles by Intoxicated Persons1225.1 – 1225.12
Part 1235Uniform System for Parking for Persons with Disabilities1235.1 – 1235.8
Part 1240Safety Incentive Grants for Use of Seat Belts—Allocations Based on Seat Belt Use Rates1240.1 – 1240.15
Subpart AGeneral1240.1 – 1240.3
Subpart BDetermination of Allocations1240.10 – 1240.15
Appendix A to Part 1240
Adjustment Procedures for State-Submitted Information (Calendar Years 1996 and 1997)
Appendix B to Part 1240
Procedures for Missing or Inadequate State-Submitted Information (Calendar Years 1996 and 1997)
Appendix C to Part 1240
Certification (Calendar Year 1998 Survey Based on Survey Approved Under 23 U.S.C. 153)
Appendix D to Part 1240
Determination of National Average Seat Belt Use Rate
Appendix E to Part 1240
Determination of Federal Medical Savings