---
kind: "unit"
title: "19"
title_heading: "Customs Duties"
key: "ch3/stIV"
level: "subtitle"
label: "Subtitle IV"
heading: "Customs Administration"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/19/ch3-stIV"
sections_count: 81
---

# Subtitle IV — Customs Administration

Title 19 — Customs Duties › Chapter 3 — The Tariff and Related Provisions

## Contents

- [Part 1 — definitions](/usc/19/ch3-stIV-pt1.md)
- [Part 2 — report, entry, and unlading of vessels and vehicles](/usc/19/ch3-stIV-pt2.md)
- [Part 3 — ascertainment, collection, and recovery of duties](/usc/19/ch3-stIV-pt3.md)
- [Part 4 — transportation in bond and warehousing of merchandise](/usc/19/ch3-stIV-pt4.md)
- [Part 5 — enforcement provisions](/usc/19/ch3-stIV-pt5.md)
- [Part 6 — general provisions](/usc/19/ch3-stIV-pt6.md)