US lawFederal (United States)RegulationsTitle 46 CFR — ShippingChapter I — COAST GUARD, DEPARTMENT OF HOMELAND SECURITYPart 153 — SHIPS CARRYING BULK LIQUID, LIQUEFIED GAS, OR COMPRESSED GAS HAZARDOUS MATERIALSSubpart B — Design and Equipment153.31046 C.F.R. § 153.310Ventilation system type.Last amended: 2016Year: 2026Length: 15 wordsOfficial source Cite as 46 C.F.R. § 153.310 (2026)A cargo handling space must have a permanent forced ventilation system of the exhaust type.Previous46 C.F.R. § 153.297Next46 C.F.R. § 153.312