{"data":{"id":"us/46-cfr-153.365","jurisdiction":"us","citation":"46 CFR 153.365","heading":"Liquid overpressurization protection.","body":"(a) Except as noted in paragraph (b) of this section, a containment system requiring closed or restricted gauging must:\n(1) Be designed to withstand the maximum pressure that develops during an overfill of the densest cargo endorsed for the containment system; or\n(2) Have an overflow control system that meets § 153.408; or\n(3) Meet the requirements specified by the Commandant (CG-ENG).\n(b) A containment system requiring restricted gauging, except for those cargoes that reference §§ 153.525 or 153.527, may be equipped with a spill valve that:\n(1) Meets ASTM F 1271 (incorporated by reference, see § 153.4); and\n(2) Limits the maximum pressure during liquid overfill at a specified cargo loading rate to that which the containment system is able to withstand (see §§ 153.294(b) and 152.977(b)).","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES","PART 153—SHIPS CARRYING BULK LIQUID, LIQUEFIED GAS, OR COMPRESSED GAS HAZARDOUS MATERIALS","Subpart B—Design and Equipment"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"e7c652b765f9446477243af6a65e4ca29e9212a9f5e1d80014fdfd17c91ea256","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-153.364","next":"us/46-cfr-153.368"},"notice":"GroundRules: Original legal text. Not legal advice."}