This book is an amalgamation of the International Regulations for Preventing Collisions at Sea (72 COLREGS) and the U.S. Inland Navigation Rules (33 CFR 83), as amended; their Annexes; and, some associated provisions. Per 33 CFR 83.01(g), the operator of each self-propelled vessel 12 meters or more in length shall carry, on board and maintain for ready reference, a copy of the Inland Rules. A copy of the Amalgamated International & U.S. Inland Rules can be used to meet this requirement.