Regulations last checked for updates: Dec 19, 2025

Title 33 - Navigation and Navigable Waters last revised: Dec 12, 2025
§ 127.319 - LNG transfer.

During LNG transfer operations, the following must be met:

(a) The operator of the waterfront facility handling LNG must ensure that-

(1) The marine transfer area for LNG is under the supervision of a person in charge, who has no other assigned duties during the transfer operation;

(2) Personnel transferring fuel or oily waste are not involved in LNG transfer; and

(3) No vessels are moored outboard of any LNG vessel without the permission of the COTP.

(b) The person in charge of shoreside transfer operations must-

(1) Be in continuous communication with the person in charge of transfer operations on the vessel;

(2) Ensure that an inspection of the transfer piping and equipment for leaks, frost, defects, and other symptoms of safety and operational problems is conducted at least once every transfer;

(3) Ensure that transfer operations are discontinued-

(i) Before electrical storms or uncontrolled fires are adjacent to the marine transfer area for LNG; and

(ii) As soon as a fire is detected; and

(4) Ensure that the lighting systems are turned on between sunset and sunrise.

Note:

Vessel transfer requirements are published in 46 CFR part 154.

[CGD 78-038, 53 FR 3376, Feb. 7, 1988, as amended by CGD 88-049, 60 FR 39796, Aug. 3, 1995; USCG-2019-0444, 87 FR 5691, Feb. 2, 2022]
authority: 33 U.S.C. 1504(j)(2); 46 U.S.C. 70011 and 70034; 46 U.S.C. Chapter 701; DHS Delegation No. 00170.1, Revision No. 01.2, paragraph (II)(92)(a)
source: CGD 78-038, 53 FR 3376, Feb. 7, 1988, unless otherwise noted.
cite as: 33 CFR 127.319