---
kind: "unit"
title: "23"
title_heading: "Highways"
key: "chIII"
level: "chapter"
label: "Chapter III"
heading: "National Highway Traffic Safety Administration, Department of Transportation"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/23/chIII"
sections_count: 55
---

# Chapter III — National Highway Traffic Safety Administration, Department of Transportation

Title 23 C.F.R. — Highways

## Contents

- [Part 1300 — Uniform Procedures for State Highway Safety Grant Programs](/cfr/23/chIII-part1300.md)
- [Part 1301-1313 — Parts 1301-1313 [reserved]](/cfr/23/chIII-part1301-1313.md)
- [Part 1327 — Procedures for Participating in and Receiving Information from the National Driver Register Problem Driver Pointer System](/cfr/23/chIII-part1327.md)
- [Part 1335 — Part 1335 [reserved]](/cfr/23/chIII-part1335.md)
- [Part 1340 — Uniform Criteria for State Observational Surveys of Seat Belt Use](/cfr/23/chIII-part1340.md)
- [Part 1345-1399 — Parts 1345-1399 [reserved]](/cfr/23/chIII-part1345-1399.md)