19 CFR § 128.23 - Entry requirements.

---
identifier: "/us/cfr/t19/s128.23"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "19 CFR § 128.23 - Entry requirements."
title_number: 19
title_name: "Customs Duties"
section_number: "128.23"
section_name: "Entry requirements."
chapter_name: "U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY"
part_number: "128"
part_name: "EXPRESS CONSIGNMENTS"
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. 58c, 66, 1202 (General Note 3(i), Harmonized Tariff Schedule of the United States), 1321, 1484, 1498, 1551, 1555, 1556, 1565, 1624."
regulatory_source: "T.D. 89-53, 54 FR 19566, May 8, 1989, unless otherwise noted."
cfr_part: "128"
---


# 128.23 Entry requirements.

(a) *General rule.* Except as provided in paragraph (c) of this section, all articles carried by an express consignment entity shall be entered by a person with the right to file entry.

(b) *Procedures*—(1) *General.* All express consignment entities utilizing the procedures in this part must comply with the requirements of the CBP Automated Commercial Environment (ACE) or any other CBP-authorized electronic data interchange system. These requirements include those under the Automated Manifest System (AMS), Cargo Selectivity, Statement Processing, the Automated Broker Interface System (ABI), and enhancements of ACE or any other CBP-authorized electronic data interchange system.

(2) *Entry number.* All entry numbers must be furnished to CBP in a CBP approved bar coded readable format in order to assist in the processing of express consignment cargo under the CBP Automated Commercial Environment (ACE) or any other CBP-authorized electronic data interchange system.

(c) *Exception.* Articles specifically exempt from entry by § 141.4(b) of this chapter need not satisfy the general rule as set forth in paragraph (a) of this section.

[T.D. 94-51, 59 FR 30294, June 13, 1994, as amended by CBP Dec. 15-14, 80 FR 61287, Oct. 13, 2015]