§158.3. Allowance for lost or missing packages included in an entry summary. — Inbound Citations

(2) Shortages shall be reported to the port direct by the master or agent of the vessel by endorsement on the importer's claim for shortage on Customs Form 5931 as provided for in § 158.3 of this chapter, or within 60 days after the date of entry of the vessel, whichever is later. Satisfactory evidence to support the claim of nonimportation or of proper disposition or other corrective action (see § 4.34) shall be obtained by the master or agent and shall be retained in the carrier's file for one year.

(ii) On a Customs Form 5931, filled out and signed by the importer alone under § 158.3 of this chapter; or