(a) An applicant for an endorsement as engineman shall be a person holding an MMC or MMD document endorsed as fireman/watertender and oiler, or junior engineer. The applicant shall be eligible for such endorsement upon furnishing one of the following:
(1) Satisfactory documentary evidence of sea service of 6 months in any one or combination of junior engineer, fireman/watertender or oiler on steam vessels of 4,000 horsepower or over; or,
(2) Documentary evidence from an operator of a partially automated steam vessel that he has completed satisfactorily at least 2 weeks indoctrination and training in the engine department of a partially automated steam vessel of 4,000 horsepower or over; or
(3) Satisfactory completion of a course of training for engineman acceptable to the Commanding Officer, National Maritime Center.
(b) The Officer in Charge, Marine Inspection, who is satisfied that an applicant for the rating of engineman meets the requirements specified in this section, will endorse this rating on the applicant's MMC.
(c) Any holder of an MMC or MMD endorsed for any rating in the engine department, QMED—any rating or deck engine mechanic is qualified as an engineman and that endorsement will not be entered on his or her credential.