33 CFR § 149.670 - What are the requirements for marking a general alarm system?

---
identifier: "/us/cfr/t33/s149.670"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 149.670 - What are the requirements for marking a general alarm system?"
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "149.670"
section_name: "What are the requirements for marking a general alarm system?"
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "NN"
subchapter_name: "DEEPWATER PORTS"
part_number: "149"
part_name: "DEEPWATER PORTS: DESIGN, CONSTRUCTION, AND EQUIPMENT"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1504, 1509; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "USCG-1998-3884, 71 FR 57651, Sept. 29, 2006, unless otherwise noted."
cfr_part: "149"
---


# 149.670 What are the requirements for marking a general alarm system?

Each of the following must be marked with the words “General Alarm” in yellow letters at least 1 inch high on a red background:

(a) Each general alarm box; and

(b) Each audio or visual device described under § 149.665 of this part for signaling the general alarm.

[USCG-1998-3884, 71 FR 57651, Sept. 29, 2006, as amended by USCG-2013-0397, 78 FR 39180, July 1, 2013]