---identifier: "/us/cfr/t33/s2.1"source: "ecfr"legal_status: "authoritative_unofficial"title: "33 CFR § 2.1 - Purpose."title_number: 33title_name: "Navigation and Navigable Waters"section_number: "2.1"section_name: "Purpose."chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"subchapter_number: "A"subchapter_name: "GENERAL"part_number: "2"part_name: "JURISDICTION"positive_law: falsecurrency: "2026-03-24"last_updated: "2026-03-24"format_version: "1.1.0"generator: "[email protected]"authority: "14 U.S.C. 503; 33 U.S.C. 70031; Public Law 89-670, 80 Stat. 931, 49 U.S.C. 108; Public Law 107-296, 116 Stat. 2135, 2249, 6 U.S.C. 101 note and 468; Department of Homeland Security Delegation No. 0170.1."regulatory_source: "USCG-2001-9044, 68 FR 42598, July 18, 2003, unless otherwise noted."cfr_part: "2"---
Identifier
/us/cfr/t33/s2.1
Currency
2026-03-24
Positive Law
No
Updated
2026-03-24
Chapter
Coast Guard, Department of Homeland Security
Authority
14 U.S.C. 503; 33 U.S.C. 70031; Public Law 89-670, 80 Stat. 931, 49 U.S.C. 108; Public Law 107-296, 116 Stat. 2135, 2249, 6 U.S.C. 101 note and 468; Department of Homeland Security Delegation No. 0170... 14 U.S.C. 503; 33 U.S.C. 70031; Public Law 89-670, 80 Stat. 931, 49 U.S.C. 108; Public Law 107-296, 116 Stat. 2135, 2249, 6 U.S.C. 101 note and 468; Department of Homeland Security Delegation No. 0170.1.
# 2.1 Purpose.(a) The purpose of this part is to define terms the Coast Guard uses in regulations, policies, and procedures, to determine whether it has jurisdiction on certain waters in cases where specific jurisdictional definitions are not otherwise provided.(b) Figure 2.1 is a visual aid to assist you in understanding this part.