US lawFederal (United States)RegulationsTitle 46 CFR — ShippingChapter I — COAST GUARD, DEPARTMENT OF HOMELAND SECURITYPart 168 — CIVILIAN NAUTICAL SCHOOL VESSELSSubpart 168.15—Accommodations168.15-4546 C.F.R. § 168.15-45Heating and cooling.Last amended: 2016Year: 2026Length: 18 wordsOfficial source Cite as 46 C.F.R. § 168.15-45 (2026)All quarters must be adequately heated and cooled in a manner suitable to the purpose of the space.Previous46 C.F.R. § 168.15-40Next46 C.F.R. § 168.15-50