Regulations last checked for updates: May 03, 2025

Title 46 - Shipping last revised: Mar 17, 2025
§ 28.355 - Main source of electrical power.

(a) Applicability. Each vessel that relies on electricity to power any of the following essential loads must have at least two electrical generators to supply these loads:

(1) The propulsion system and its necessary auxiliaries and controls;

(2) Interior lighting;

(3) Steering systems;

(4) Communication systems;

(5) Navigation equipment and navigation lights;

(6) Fire protection or detection equipment;

(7) Bilge pumps; or

(8) General alarm system.

(b) Each generator must be attached to an independent prime mover.

authority: 46 U.S.C. 3316,4502,4505,4506,6104,8103,10603; DHS Delegation 00170.1, Revision No. 01.4
source: CGD 88-079, 56 FR 40393, Aug. 14, 1991, unless otherwise noted.
cite as: 46 CFR 28.355