46 CFR § 13.109
Tankerman endorsement: Authorized cargoes
April 15, 2021
(a) Each tankerman endorsement described in §13.107 will expressly limit the holder's service under it to transfers involving one or both of the following cargo classifications:
(1) Dangerous liquid (DL).
(2) Liquefied gas (LG).
(b) No tankerman endorsement is necessary to transfer the liquid cargoes in bulk listed in table 2 of part 153 of this chapter when those cargoes are carried on barges not certified for ocean service.
[CGD 79-116, 60 FR 17142, Apr. 4, 1995, as amended by USCG-2008-0906, 73 FR 56508, Sept. 29, 2008; USCG-2006-24371, 74 FR 11259, Mar. 16, 2009; USCG-2004-17914, 78 FR 77988, Dec. 24, 2013]