41 CFR § 50-204.71
Safety relief devices for compressed gas containers
August 7, 2025
§ 50-204.71 Safety relief devices for compressed gas containers.
Compressed gas cylinders, portable tanks, and cargo tanks shall have pressure relief devices installed and maintained in accordance with Compressed Gas Association Pamphlets S-1.1-1963 and 1965 addenda and S-1.2-1963.