46 CFR § 153.983
Termination procedures
April 15, 2021
Upon completion of the transfer operation, the person in charge of cargo transfer shall ensure that:
(a) The cargo transfer connections are closed off;
(b) The transfer lines and hoses are drained of cargo, either into the tank or back to the transfer terminal;
(c) Any electrical bonding between the vessel and the shore facility is broken only after the cargo hose is disconnected and all spills removed; and
(d) Each vent system is returned to its nonloading configuration.