19 CFR § 149.6 - Entry and entry summary documentation and Importer Security Filing submitted via a single electronic transmission.

---
identifier: "/us/cfr/t19/s149.6"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "19 CFR § 149.6 - Entry and entry summary documentation and Importer Security Filing submitted via a single electronic transmission."
title_number: 19
title_name: "Customs Duties"
section_number: "149.6"
section_name: "Entry and entry summary documentation and Importer Security Filing submitted via a single electronic transmission."
chapter_name: "U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY"
part_number: "149"
part_name: "IMPORTER SECURITY FILING"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 301; 6 U.S.C. 943; 19 U.S.C. 66, 1415, 1624, 2071 note."
regulatory_source: "CBP Dec. 08-46, 73 FR 71782, Nov. 25, 2008, unless otherwise noted."
cfr_part: "149"
---


# 149.6 Entry and entry summary documentation and Importer Security Filing submitted via a single electronic transmission.

If the Importer Security Filing is filed pursuant to § 149.2 of this part via the same electronic transmission as entry or entry/entry summary documentation pursuant to § 142.3 of this chapter, the importer is only required to provide the following fields once to be used for Importer Security Filing, entry, or entry/entry summary purposes, as applicable:

(a) Importer of record number;

(b) Consignee number;

(c) Country of origin; and

(d) Commodity HTSUS number if this number is provided at the 10-digit level.