46 CFR 111.05-19
§ 111.05-19 Tank vessels; grounded distribution systems.
United States · 46 CFR — Shipping · Status: effective
Cite this
- Citation
- 46 CFR 111.05-19, § 111.05-19 Tank vessels; grounded distribution systems, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/227003
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Full text
(a) If the voltage of a distribution system is less than 1,000 volts, line to line, a tank vessel must not have a grounded distribution system.
(b) If the voltage of a distribution system on a tank vessel is 1,000 volts or greater, line to line, and the distribution system is grounded (including high-impedance grounding), any resulting current must not flow through a hazardous (classified) location.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.