US lawFederal (United States)RegulationsTitle 46 CFR — ShippingChapter I — COAST GUARD, DEPARTMENT OF HOMELAND SECURITYPart 30 — GENERAL PROVISIONSSubpart 30.10—Definitions30.10-2946 C.F.R. § 30.10-29Gas free—TB/ALL.Last amended: 2016Year: 2026Length: 14 wordsOfficial source Cite as 46 C.F.R. § 30.10-29 (2026)The term gas free means free from dangerous concentrations of flammable or toxic gases.Previous46 C.F.R. § 30.10-27Next46 C.F.R. § 30.10-31