19 CFR § 143.13 - Documents to be presented with entry.

---
identifier: "/us/cfr/t19/s143.13"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "19 CFR § 143.13 - Documents to be presented with entry."
title_number: 19
title_name: "Customs Duties"
section_number: "143.13"
section_name: "Documents to be presented with entry."
chapter_name: "U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY"
part_number: "143"
part_name: "SPECIAL ENTRY PROCEDURES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "19 U.S.C. 66, 1321, 1414, 1481, 1484, 1498, 1624, 1641."
regulatory_source: "T.D. 73-175, 38 FR 17463, July 2, 1973, unless otherwise noted."
cfr_part: "143"
---


# 143.13 Documents to be presented with entry.

The importer shall in all cases present:

(a) Any bills or statements of cost, or their electronic equivalents, relating to the merchandise which may be in his possession; and

(b) A declaration, or its electronic equivalent, that he has no other information as to the value of the articles and is unable to obtain such information or to determine the value of the articles for the purpose of making formal entry thereof.

[T.D. 73-175, 38 FR 17463, July 2, 1973, as amended by CBP Dec. 15-14, 80 FR 61289, Oct. 13, 2015]