---
kind: "unit"
title: "19"
title_heading: "Customs Duties"
key: "ch29"
level: "chapter"
label: "Chapter 29"
heading: "United States–mexico–canada Agreement Implementation"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/19/ch29"
sections_count: 65
---

# Chapter 29 — United States–mexico–canada Agreement Implementation

Title 19 — Customs Duties

## Sections

- [§4501. Purpose](/usc/19/4501.md)
- [§4502. Definitions](/usc/19/4502.md)

## Contents

- [Subchapter I — Approval of, and General Provisions Relating to, the Usmca](/usc/19/ch29-schI.md)
- [Subchapter II — Customs Provisions](/usc/19/ch29-schII.md)
- [Subchapter III — Application of Usmca to Sectors and Services](/usc/19/ch29-schIII.md)
- [Subchapter IV — Antidumping and Countervailing Duties](/usc/19/ch29-schIV.md)
- [Subchapter V — Transition to and Extension of Usmca](/usc/19/ch29-schV.md)
- [Subchapter VI — Labor Monitoring and Enforcement](/usc/19/ch29-schVI.md)
- [Subchapter VII — Environment Monitoring and Enforcement](/usc/19/ch29-schVII.md)