CFR › Title 46 › Part 28 › §28.35546 CFR §28.355Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(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.