46 CFR § 115.114 - Alternative requirements for a vessel operating as other than a small passenger vessel.
(a) When authorized by the cognizant OCMI by an endorsement of the vessel's Certificate of Inspection, a small passenger vessel carrying six or less passengers, or operating as a commercial fishing vessel or other uninspected vessel, or carrying less than twelve passengers and operating as a recreational vessel, need not meet requirements of:
(1) Subparts C, D, and E, of part 117 of this chapter if the vessel is in satisfactory compliance with the lifesaving equipment regulations for an uninspected vessel or recreational vessel in similar service;
(2) Subpart C of part 116 of this chapter and subchapter S of this chapter if the vessel is in satisfactory compliance with applicable regulations for an uninspected vessel or recreational vessel in a similar service or if the owner of the vessel otherwise establishes to the satisfaction of the cognizant OCMI that the vessel is seaworthy for the intended service; and
(3) Sections 121.404, 121.408, and 121.410 of this subchapter providing the vessel is in satisfactory compliance with any navigational equipment requirements for an uninspected or recreational vessel in a similar service.
(b) A vessel operating under the alternative regulations of paragraph (a) of this section must:
(1) Not alter the arrangement of the vessel nor remove any equipment required by the certificate for the intended operation, without the consent of the cognizant OCMI;
(2) Comply with minimum manning specified on the Certificate of Inspection, which may include reduced manning depending on the number of passengers and operation of the vessel;
(3) When carrying from one to six passengers except for a vessel being operated as a recreational vessel, make the announcement required by § 122.506(a) of this subchapter before getting underway; and
(4) If a vessel of more than 15 gross tons, not carry freight for hire.
(c) The endorsement issued under paragraph (a) of this section must indicate the route, maximum number of passengers, and the manning required to operate under the provisions of this section.