46 CFR § 154.912
Inerted spaces: Relief devices
April 15, 2021
Inerted spaces must be fitted with relief valves, rupture discs, or other devices specially approved by the Commandant (CG-OES).
[CGD 74-289, 44 FR 26009, May 3, 1979; CGD 82-063b, 48 FR 39629, Sept. 1, 1983]