---
kind: "unit"
title: "19"
title_heading: "Customs Duties"
key: "ch29/schI"
level: "subchapter"
label: "Subchapter I"
heading: "Approval of, and General Provisions Relating to, the Usmca"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/19/ch29-schI"
sections_count: 6
---

# Subchapter I — Approval of, and General Provisions Relating to, the Usmca

Title 19 — Customs Duties › Chapter 29 — United States–mexico–canada Agreement Implementation

## Sections

- [§4511. Approval and entry into force of the USMCA](/usc/19/4511.md)
- [§4512. Relationship of the USMCA to United States and State law](/usc/19/4512.md)
- [§4513. Implementing actions in anticipation of entry into force; initial regulations; tariff proclamation authority](/usc/19/4513.md)
- [§4514. Consultation and layover provisions for, and effective date of, proclaimed actions](/usc/19/4514.md)
- [§4515. Administration of dispute settlement proceedings](/usc/19/4515.md)
- [§4516. Trade Representative authority](/usc/19/4516.md)