46 CFR 64.47

§ 64.47 Type of relief devices.

United States · 46 CFR — Shipping · Status: effective

Cite this

Citation: 46 CFR 64.47, § 64.47 Type of relief devices, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/225434
Permanent ID: ys:prov:225434@1
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Full text

(a) An MPT with an internal capacity of more than 550 U.S. gallons must have one or more spring loaded relief valves. In addition, a rupture disc may be attached. (b) An MPT with an internal capacity of 550 U.S. gallons or less must have a rupture disc or a spring loaded relief valve.

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.