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33 CFR § 146.105 - General alarm system.

---
identifier: "/us/cfr/t33/s146.105"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 146.105 - General alarm system."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "146.105"
section_name: "General alarm system."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "N"
subchapter_name: "OUTER CONTINENTAL SHELF ACTIVITIES"
part_number: "146"
part_name: "OPERATIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "43 U.S.C. 1333, 1348, 1350, 1356; 46 U.S.C. 70001, 70116; Sec. 109, Public Law No. 109-347, 120 Stat. 1884; Department of Homeland Security Delegation No. 0170.1."
regulatory_source: "CGD 78-160, 47 FR 9383, Mar. 4, 1982, unless otherwise noted."
cfr_part: "146"
---

# 146.105 General alarm system.

Each manned facility must have a general alarm system. When operated, this system shall be audible in all parts of the structure on which provided.