---
kind: "unit"
title: "33"
title_heading: "Navigation and Navigable Waters"
key: "chI/subchA"
level: "subchap"
label: "Subchapter A"
heading: "General"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/33/chI-subchA"
sections_count: 359
---

# Subchapter A — General

Title 33 C.F.R. — Navigation and Navigable Waters › Chapter I — Coast Guard, Department of Homeland Security

## Contents

- [Part 1 — General Provisions](/cfr/33/chI-subchA-part1.md)
- [Part 2 — Jurisdiction](/cfr/33/chI-subchA-part2.md)
- [Part 3 — Coast Guard Areas, Districts, Sectors, Marine Inspection Zones, and Captain of the Port Zones](/cfr/33/chI-subchA-part3.md)
- [Part 4 — Omb Control Numbers Assigned Pursuant to the Paperwork Reduction Act](/cfr/33/chI-subchA-part4.md)
- [Part 5 — Coast Guard Auxiliary](/cfr/33/chI-subchA-part5.md)
- [Part 6 — Protection and Security of Vessels, Harbors, and Waterfront Facilities](/cfr/33/chI-subchA-part6.md)
- [Part 8 — United States Coast Guard Reserve](/cfr/33/chI-subchA-part8.md)
- [Part 13 — Decorations, Medals, Ribbons and Similar Devices](/cfr/33/chI-subchA-part13.md)
- [Part 17 — United States Coast Guard General Gift Fund](/cfr/33/chI-subchA-part17.md)
- [Part 19 — Waivers of Navigation and Vessel Inspection Laws and Regulations 1](/cfr/33/chI-subchA-part19.md)
- [Part 20 — Rules of Practice, Procedure, and Evidence for Formal Administrative Proceedings of the Coast Guard](/cfr/33/chI-subchA-part20.md)
- [Part 23 — Distinctive Markings for Coast Guard Vessels and Aircraft](/cfr/33/chI-subchA-part23.md)
- [Part 25 — Claims](/cfr/33/chI-subchA-part25.md)
- [Part 26 — Vessel Bridge-To-Bridge Radiotelephone Regulations](/cfr/33/chI-subchA-part26.md)
- [Part 27 — Adjustment of Civil Monetary Penalties for Inflation](/cfr/33/chI-subchA-part27.md)