The letter referenced in § 155.710(e)(1) must designate the holder as a person-in-charge of the transfer of fuel oil and state that the holder has received sufficient formal instruction from the operator or agent of the vessel to ensure his or her ability to safely and adequately carry out the duties and responsibilities of the PIC described in 33 CFR 156.120 and 156.150 .
33 C.F.R. §155.715