US lawFederal (United States)RegulationsTitle 46 CFR — ShippingChapter I — COAST GUARD, DEPARTMENT OF HOMELAND SECURITYPart 168 — CIVILIAN NAUTICAL SCHOOL VESSELSSubpart 168.15—Accommodations168.15-4046 C.F.R. § 168.15-40Lighting.Last amended: 2016Year: 2026Length: 13 wordsOfficial source Cite as 46 C.F.R. § 168.15-40 (2026)All quarters, including washrooms, toilet rooms, and hospital spaces, must be adequately lighted.Previous46 C.F.R. § 168.15-35Next46 C.F.R. § 168.15-45