(a) Except as specifically noted, the provisions of this subpart shall apply to all vessels other than motorboats and barges. Motorboats on an international or intercoastal voyage may be required to carry a logbook in accordance with § 97.35-10.

(a) The master or person in charge of a vessel that is required by 46 U.S.C. 11301 to have an official logbook shall maintain the logbook on form CG-706. When the voyage is completed, the master or person in charge shall file the logbook with the Officer in Charge, Marine Inspection.

(b) The master or person in charge of a vessel that is not required by 46 U.S.C. 11301 to have an official logbook, shall maintain, on board, an unofficial logbook or record in any form desired for the purposes of making entries therein as required by law or regulations in this subchapter. Such logs or records are not filed with the Officer in Charge, Marine Inspection, but must be kept available for review by a marine inspector for a period of 1 year after the date to which the records refer. Separate records of tests and inspections of fire fighting equipment must be maintained with the vessel's logs for the period of validity of the vessel's certificate of inspection.

The actions and observations noted in this section shall be entered in the official log book. This section contains no requirements which are not made in other portions of this subchapter, the items being merely grouped together for convenience.

(a) Onboard training, musters, and drills: held in accordance with subchapter W (Lifesaving appliances and Arrangements) of this chapter.

(b) Steering Gear, Whistle, and Means of Communication. Prior to departure. See § 97.15-3.

(c) Drafts and Load Line Markings. Prior to leaving port, ocean, coastwise, and Great Lakes services only. See § 97.15-5.

(d) Verification of vessel compliance with applicable stability requirements. After loading and prior to departure and at all other times necessary to assure the safety of the vessel. See § 97.15-7.

(e) Loading doors. Where applicable, every closing and any opening when not docked. See § 97.15-17.

(f) Hatches and other openings. All openings and closings, or leaving port without closing. Except vessels on protected waters. See § 97.15-20.

(g) Emergency Lighting and Power Systems. Weekly and semi-annually. See § 97.15-30.

(h) Fuel oil data: Upon receipt of fuel oil on board. See § 97.15-55.

(i) Cargo gear inspections: At least once a month. See § 91.37-70 of this subchapter.

(j) Inflatable hopper gate seals. Where installed to comply with subpart G of part 172 of this chapter after each carriage of cargo. See § 97.15-75.