US lawFederal (United States)RegulationsTitle 46 CFR — ShippingChapter I — COAST GUARD, DEPARTMENT OF HOMELAND SECURITYPart 151 — BARGES CARRYING BULK LIQUID HAZARDOUS MATERIAL CARGOESSubpart 151.03—Definitions151.03-4546 C.F.R. § 151.03-45Rivers.Last amended: 2016Year: 2026Length: 14 wordsOfficial source Cite as 46 C.F.R. § 151.03-45 (2026)A designation for all vessels whose navigation is restricted to rivers and/or canals, exclusively.Previous46 C.F.R. § 151.03-43Next46 C.F.R. § 151.03-47