27 C.F.R. § 26.199c Action by carrier.
Title 27 - Alcohol, Tobacco Products and Firearms
The carrier of the spirits specified on the TTB Form 5110.31 shall, at the time of unlading at the port of arrival in the United States, segregate and arrange the containers of spirits of convenient customs examination and shall assume any expense incurred in connection therewith.
Title 27: Alcohol, Tobacco and Firearms
PART 26—LIQUORS AND ARTICLES FROM PUERTO RICO AND THE VIRGIN ISLANDS
Subpart Ib—Shipment of Bulk Distilled Spirits From Puerto Rico, Without Payment of Tax, for Transfer From Customs Custody to Internal Revenue Bond
§ 26.199c Action by carrier.