33 CFR § 103.100 - Applicability.

---
identifier: "/us/cfr/t33/s103.100"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 103.100 - Applicability."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "103.100"
section_name: "Applicability."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "H"
subchapter_name: "MARITIME SECURITY"
part_number: "103"
part_name: "MARITIME SECURITY: AREA MARITIME SECURITY"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 70034, 70051, 70102, 70103, 70104, 70112, 70116; 33 CFR 1.05-1, 6.04-11, 6.14, 6.16, and 6.19; Department of Homeland Security Delegation No. 0170.1."
regulatory_source: "USCG-2003-14733, 68 FR 39290, July 1, 2003, unless otherwise noted."
cfr_part: "103"
---


# 103.100 Applicability.

This part applies to all vessels and facilities located in, on, under, or adjacent to waters subject to the jurisdiction of the U.S.