123.32—Manifests.
(a) Form and number of copies required.
Three copies of the transportation entry and manifest on Customs Form 7512 shall be presented upon arrival of merchandise which is to proceed under the provisions of this subpart.
(b) Consolidated train manifest.
When the route is such that a train will remain intact while proceeding through the United States, a consolidated train manifest containing the same information as is required on individual manifests may be used.
(c) Disposition of manifest form.
One copy of the manifest shall be delivered to the person in charge of the carrier to accompany the conveyance and be delivered to the Customs officer at the final port of exit.