United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 2026_register executive 2026-07-03 article Notices D09002ee1e449a86c D09002ee1e449a95d United States Department of Homeland Security originator org United States Government Agency or Subagency United States U.s. Customs and Border Protection originator org United States Government Agency or Subagency This document announces modifications and a clarification to U.S. Customs and Border Protection's (CBP) National Customs Automation Program (NCAP) test pertaining to the processing of post-summary corrections (PSCs) and the payment of increases in estimated duties, taxes, and fees resulting from a PSC. Except to the extent expressly announced or modified by this document, all aspects, rules, terms and conditions announced in previous notices regarding the test remain in effect. For ease of reference, the entire test is reproduced, with the changes, in this document. 91 FR 41053 https://www.govinfo.gov/app/details/FR-2026-07-06/2026-13574 2026-13574 fr06jy26-90 9111-14-P https://www.govinfo.gov/app/details/FR-2026-07-06/2026-13574 https://www.govinfo.gov/content/pkg/FR-2026-07-06/html/2026-13574.htm https://www.govinfo.gov/content/pkg/FR-2026-07-06/pdf/2026-13574.pdf 4 p. 41053 41056 91 FR 41053 Modification and Clarification of the National Customs Automation Program Test Regarding Post-Summary Corrections; Federal Register Vol. 91, Issue NOTICE 2026-13574 DEPARTMENT OF HOMELAND SECURITY U.S. Customs and Border Protection 9111-14-P 2026-13574 General notice.

This document announces modifications and a clarification to U.S. Customs and Border Protection's (CBP) National Customs Automation Program (NCAP) test pertaining to the processing of post-summary corrections (PSCs) and the payment of increases in estimated duties, taxes, and fees resulting from a PSC. Except to the extent expressly announced or modified by this document, all aspects, rules, terms and conditions announced in previous notices regarding the test remain in effect. For ease of reference, the entire test is reproduced, with the changes, in this document.

The modifications announced in this test will become operational and participants must comply with the modifications as of August 5, 2026. The test will continue until concluded by an announcement published in the Federal Register. For policy-related questions, contact Kellee Gross, Supervisory Trade Analyst, Office of Trade, at (202) 816- 1699 or via email at kellee.m.gross@cbp.dhs.gov. For technical questions related to transmissions using the Automated Broker Interface (ABI), contact your assigned client representative. Interested parties without an assigned client representative should direct their questions to the Client Services Division via email at gmb.clientrepoutreach@cbp.dhs.gov. Modification and Clarification of the National Customs Automation Program Test Regarding Post-Summary Corrections, ACH-CUSTOMS@cbp.dhs.gov gmb.clientrepoutreach@cbp.dhs.gov kellee.m.gross@cbp.dhs.gov CBP.gov https://www.cbp.gov/document/guidance/ace-catair-entry-summary-query https://www.cbp.gov/document/guides/ace-entry-summary-business-process https://www.cbp.gov/trade/basic-import-export/automated-clearinghouse-ach https://www.cbp.gov/trade/programs-administration/entry-summary/post-summary-correction Vol. 91, no. 127 Office of the Federal Register, National Archives and Records Administration 2026-07-06 continuing daily deposited born digital 669 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-2026-07-06 P0b002ee1e44609ce 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr06jy26 https://www.govinfo.gov/app/details/FR-2026-07-06 https://www.govinfo.gov/content/pkg/FR-2026-07-06/pdf/FR-2026-07-06.pdf https://www.govinfo.gov/content/pkg/FR-2026-07-06/xml/FR-2026-07-06.xml fdlp 40859 41519 DGPO 2026-07-03 2026-07-03 FR-2026-07-06 machine generated eng FR FR-2026-07-06 91 127