---
kind: "title"
title: "23"
heading: "Highways"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/23"
sections_count: 987
---

# Title 23 C.F.R. — Highways

## Contents

- [Chapter I — Federal Highway Administration, Department of Transportation](/cfr/23/chI.md)
- [Chapter II — National Highway Traffic Safety Administration and Federal Highway Administration, Department of Transportation](/cfr/23/chII.md)
- [Chapter III — National Highway Traffic Safety Administration, Department of Transportation](/cfr/23/chIII.md)