46 CFR 183.370
§ 183.370 General grounding requirements.
United States · 46 CFR — Shipping · Status: effective
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- Citation
- 46 CFR 183.370, § 183.370 General grounding requirements, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/230864
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Full text
(a) A vessel's hull must not carry current as a conductor except for the following systems:
(1) Impressed current cathodic protection systems; or
(2) Battery systems for engine starting.
(b) Receptacle outlets and attachment plugs for portable lamps, tools, and similar apparatus operating at 100 volts or more, must have a grounding pole and a grounding conductor in the portable cord.
(c) Each nonmetallic mast and top mast must have a lightning ground conductor.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.