Coast Guard, DHS § 10.109

Undocumented vessel means a vessel (10) Barge supervisor (BS); not required to have a certificate of (11) Ballast control operator (BCO); documentation issued under the laws of (12) Operator of uninspected pas- the United States. senger vessels (OUPV); Upper level is used as a category of (13) Master of uninspected fishing in- deck and engineer officer endorsements dustry vessels; established for assessment of fees. (14) Mate of uninspected fishing in- Upper-level endorsements are those for dustry vessels; which the requirements are listed in (15) Master of offshore supply vessels; §§ 11.404 to 11.407 of this subchapter and (16) Chief mate of offshore supply §§ 11.510, 11.512, 11.514, and 11.516 of this vessels; subchapter. (17) Mate of offshore supply vessels; Vessel Security Officer (VSO) means a (18) Chief engineer; person onboard the vessel accountable (19) Chief engineer (limited); to the Master, designated by the Com- (20) Chief engineer (limited-ocean); pany as responsible for security of the (21) Chief engineer (limited-near- vessel, including implementation and coastal); maintenance of the Vessels Security (22) First assistant engineer; Plan, and for liaison with the Facility (23) Second assistant engineer; Security Officer and the vessel’s Com- (24) Third assistant engineer; pany Security Officer. (25) Assistant engineer (limited); Western rivers means the Mississippi (26) Designated duty engineer (DDE); River, its tributaries, South Pass, and (27) Chief engineer offshore supply Southwest Pass, to the navigational vessel; demarcation lines dividing the high (28) Engineer offshore supply vessel; seas from harbors, rivers, and other in- (29) Chief engineer MODU; land waters of the United States, and (30) Assistant engineer MODU; the Port Allen-Morgan City Alternate (31) Chief engineer uninspected fish- Route, and that part of the ing industry vessels; Atchafalaya River above its junction (32) Assistant engineer uninspected with the Port Allen-Morgan City Alter- fishing industry vessels; nate Route including the Old River and (33) Radio officer; the Red River, and those waters speci- (34) First class pilot fied in 33 CFR 89.25. (35) Chief purser; Year means 360 days for the purpose (36) Purser; of complying with the service require- (37) Senior assistant purser; ments of this subchapter. (38) Junior assistant purser; (39) Medical doctor; § 10.109 Classification of endorse- (40) Professional nurse; ments. (41) Marine physician assistant; (a) The following officer endorse- (42) Hospital corpsman; and ments are established in part 11 of this (43) Radar observer. subchapter. The endorsements indicate (b) The following rating endorse- that an individual holding a valid MMC ments are established in part 12 of this with this endorsement is qualified to subchapter. The endorsements indicate serve in that capacity and the endorse- that an individual holding a valid MMC ment has been issued under the re- with this endorsement is qualified to quirements contained in part 11 of this serve in that capacity and the endorse- subchapter: ment has been issued under the re- (1) Master; quirements contained in part 12 of this (2) Chief mate; subchapter: (3) Second mate; (1) Able seaman: (4) Third mate; (i) Any waters, unlimited; (5) Mate; (ii) Limited; (6) Master of towing vessel; (iii) Special; and (7) Mate (pilot) of towing vessel; (iv) Special (OSV). (8) Apprentice mate (Steersman); (2) Ordinary seaman. (9) Offshore installation manager (3) Qualified member of the engine (OIM); department (QMED):

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(i) Refrigerating engineer; perform duties in a periodically un- (ii) Oiler; manned engineroom (RFPEW). (iii) Deck engineer; (9) Proficiency in survival craft and (iv) Fireman/Watertender; rescue boats other than fast rescue (v) Junior engineer; boats (PSC). (vi) Electrician; (10) Proficiency in fast rescue boats. (vii) Machinist; (11) Person in charge of medical care. (viii) Pumpman; (12) Medical first aid provider. (ix) Deck engine mechanic; and (13) GMDSS at-sea maintainer. (x) Engineman. (14) GMDSS operator. (4) Lifeboatman. (15) Tankerman PIC. (5) Wiper. (16) Tankerman assistant. (6) Steward’s department (17) Tankerman engineer. (7) Steward’s department (F.H.). [USCG–2006–24371, 74 FR 11216, Mar. 16, 2009, (8) Cadet. as amended by USCG–2006–24371, 74 FR 39218, (9) Student observer. Aug. 6, 2009] (10) Apprentice engineer. (11) Apprentice mate. (c) The following ratings are estab- Subpart B—General Requirements lished in part 13 of this subchapter. The for All Merchant Mariner Cre- endorsements indicate that an indi- dentials vidual holding a valid MMC with this endorsement is qualified to serve in § 10.201 General characteristics of the merchant mariner credential. that capacity and the endorsement has been issued under the requirements (a) A merchant mariner credential contained in part 13 of this subchapter: (MMC) (Coast Guard Form CG–4610), is (1) Tankerman PIC. a credential combining the elements of (2) Tankerman PIC (Barge). the merchant mariner’s document (3) Restricted tankerman PIC. (MMD), merchant mariner’s license (li- (4) Restricted tankerman PIC cense), and certificate of registry (Barge). (COR) enumerated in 46 U.S.C. subtitle (5) Tankerman assistant. II part E as well as the STCW endorse- (6) Tankerman engineer. ment issued pursuant to the STCW (d) The following STCW endorse- Convention and STCW Code incor- ments are established by STCW and porated by reference in § 10.103. MMDs, issued according to the STCW Code, licenses, STCW endorsements and STCW Convention and parts 11 and 12 CORs are no longer issued as separate of this subchapter. The endorsements documents and all qualifications for- indicate that an individual holding a merly entered on those separate docu- valid MMC with this endorsement is ments appear in the form of an en- qualified to serve in that capacity and dorsement(s) on an MMC. the endorsement has been issued under (b) An MMC authorizes the holder to the requirements contained in parts 11 serve in any capacity endorsed thereon, or 12 of this subchapter as well as the or in any lower capacity in the same STCW Code and STCW Convention (in- department, or in any capacity covered corporated by reference see § 10.103): by a general endorsement. (1) Master. (c) An MMC may be issued to quali- (2) Chief mate. fied applicants by the National Mari- (3) Officer in charge of a navigational time Center or at any Regional Exam- watch (OICNW). ination Center during usual business (4) Chief engineer. hours, or through the mail. (5) Second engineer officer. (6) Officer in charge of an engineering § 10.203 Requirement to hold a TWIC watch in a manned engineroom or des- and a merchant mariner credential. ignated duty engineer in a periodically (a) Any mariner required to hold a li- unmanned engineroom (OICEW). cense, MMD, COR, and/or an STCW en- (7) Rating forming part of a naviga- dorsement by a regulation in 33 CFR tional watch (RFPNW). chapter I or 46 CFR chapter I must hold (8) Rating forming part of a watch in an MMC. A mariner may continue to a manned engineroom or designated to serve under the authority of and within

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