Code of Federal Regulations Title 46. Shipping § 46.169.103 Applicability

(1) Any vessel operating exclusively on inland waters, which are not navigable waters of the United States;

(2) Any vessel while laid up, dismantled, and out of service;

(3) Any vessel with title vested in the United States and which is used for public purposes except vessels of the U.S. Maritime Administration;

(4) Any vessel carrying one or more passengers;

(5) Any vessel operating under the authority of a current valid certificate of inspection issued per the requirements of 46 CFR chapter I, subchapter H or T, 46 CFR parts 70 through 78 and parts 175 through 187, respectively;  or

(6) Any foreign vessel.