46 CFR §153.250
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Except in those cases in which Commandant (CG-ENG) specifically approves another arrangement, such as a double-bottom or deep tank as a cargo tank, an integral cargo tank or the hold within which an independent cargo tank is located must extend to the weatherdeck.