---
kind: "unit"
title: "19"
title_heading: "Customs Duties"
key: "ch3/stIV/pt1"
level: "part"
label: "Part 1"
heading: "definitions"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/19/ch3-stIV-pt1"
sections_count: 5
---

# Part 1 — definitions

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

## Sections

- [§231. Repealed.](/usc/19/231.md)
- [§232. “Port” defined](/usc/19/232.md)
- [§233. Departure from prescribed forms](/usc/19/233.md)
- [§234...239. Repealed.](/usc/19/234...239.md)
- [§240. Value at date of shipment](/usc/19/240.md)