US lawFederal (United States)RegulationsTitle 46 CFR — ShippingChapter I — COAST GUARD, DEPARTMENT OF HOMELAND SECURITYPart 56 — PIPING SYSTEMS AND APPURTENANCESSubpart 56.30—Selection and Limitations of Piping Joints56.30-2746 C.F.R. § 56.30-27Caulked joints.Last amended: 2024Year: 2026Length: 14 wordsOfficial source Cite as 46 C.F.R. § 56.30-27 (2026)Caulked joints may not be used. [CGD 77-140, 54 FR 40606, Oct. 2, 1989]Previous46 C.F.R. § 56.30-25Next46 C.F.R. § 56.30-30