19 CFR 125.22: Designation of cartman or lighterman, or other bonded carrier.

Importers and exporters shall designate on the entry and permit of bonded merchandise the bonded cartman, lighterman, or other bonded carrier as provided in § 112.2 of this chapter by whom they wish their merchandise to be conveyed. An importer also may designate a foreign trade zone operator, bonded warehouse proprietor, container station operator or centralized examination station operator under the conditions specified in § 112.2 of this chapter for limited cartage; if he does so, the importer must also designate that the merchandise is bound for the facility run by the operator he designates. Approval of a designation shall be indicated on the entry papers by the initials of the appropriate Customs officer placed in close proximity to the designation.