CSMS Weekly Digest: Jul 11 - Jul 17, 2026
Here's your weekly summary of 11 CSMS messages from U.S. Customs and Border Protection.
Action Required(4)
Several high-priority changes demand immediate attention this week, including new ACE validations for Section 232 automobile parts duties deploying July 18, updated copper smelt and cast reporting requirements, a FWS shellfish definition change with tariff flagging impacts, and a new 'Inactive for Entry Purposes' importer status going live July 16. Brokers should review each item carefully to avoid entry rejections and ensure compliance with updated filing requirements.
New Validation for Import Adjustment Offset for Section 232 Duties for Automobile and Medium and Heavy-Duty Vehicle Parts to Deploy July 18, 2026 – ACE CATAIR Error Dictionary Updated
On July 18, 2026, 2026, U.S. Customs and Border Protection (CBP) will deploy a new validation in the Automated Commercial Environment (ACE) for import adjustment offsets for Section 232 duties on auto...
Section 232 Copper Smelt and Cast Reporting Requirements
The purpose of this message is to provide guidance on the new requirements for reporting the countries of smelt and cast on imports of certain copper articles per Proclamations 11021. *BACKGROUND* ...
Notice from the U.S. Fish and Wildlife Service regarding Final Rule Amending 50 CFR Part 10 Shellfish Definition and Updated Tariff Flagging
Effective *July 23, 2026*, wildlife or wildlife products meeting the amended definition of shellfish (such as squid, octopus, and cuttlefish) that are being imported or exported for human, or animal c...
New “Inactive for Entry Purposes” Status will Deploy in ACE on July 16
On *July 16, 2026,* U.S. Customs and Border Protection (CBP) will introduce a new “Inactive for Entry Purposes” status for Importers of Record (IOR) in the Automated Commercial Environment (ACE) Produ...
Policy Guidance(1)
CBP has issued new reporting requirements for Section 232 copper smelt and cast products, which brokers handling copper imports should review and implement promptly to remain compliant.
Tariff(1)
Harmonized System Update 2615 has been published — brokers should verify that any affected HTS classifications are updated in their systems before filing entries.
Enforcement(1)
CBP has opened registration for its August Trade Enforcement Webinars, which are worth attending for insights into current enforcement priorities and compliance expectations.
Pga Update(1)
The U.S. Fish and Wildlife Service has finalized amendments to the shellfish definition under 50 CFR Part 10, with corresponding updates to ACE tariff flagging — brokers filing shellfish entries should confirm they are using the correct HTS numbers and that PGA data requirements are met.
System Update(4)
Multiple ACE system changes are deploying this month, most notably new entry validations for Section 232 automobile and heavy-duty vehicle parts duties on July 18 and a new error code (F875) for inactive importers — brokers should update their CATAIR references and test workflows in the certification environment ahead of production deployments.
New Validation for Import Adjustment Offset for Section 232 Duties for Automobile and Medium and Heavy-Duty Vehicle Parts to Deploy July 18, 2026 – ACE CATAIR Error Dictionary Updated
On July 18, 2026, 2026, U.S. Customs and Border Protection (CBP) will deploy a new validation in the Automated Commercial Environment (ACE) for import adjustment offsets for Section 232 duties on auto...
Update to ACE CATAIR Error Dictionary: New Error F875 IMPORTER INACTIVE FOR ENTRY PURPOSES
Please be advised that an updated version of the *ACE CATAIR Error Dictionary V50* has been posted under the Supporting Documents: *Documentation for Entry Summary Chapters *section" "on CBP.gov [ htt...
New “Inactive for Entry Purposes” Status will Deploy in ACE on July 16
On *July 16, 2026,* U.S. Customs and Border Protection (CBP) will introduce a new “Inactive for Entry Purposes” status for Importers of Record (IOR) in the Automated Commercial Environment (ACE) Produ...
Updated ACE Development and Deployment Schedule Posted to CBP.gov/ACE
An updated Automated Commercial Environment (ACE) Development and Deployment Schedule [ https://www.cbp.gov/document/guidance/ace-development-and-deployment-schedule ] is now available on CBP.gov. Ple...
System Maintenance(2)
ACE Certification will be unavailable July 15 from 5:00–8:00 p.m. ET, and ACE Production will undergo invasive maintenance July 18 from 10:00 p.m. through July 19 at 4:00 a.m. ET — plan filings accordingly to avoid disruptions.
ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, July 18, 2026, to 4:00 a.m. ET Sunday, July 19, 2026
Please be advised there will be an ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, July 18, 2026, to 4:00 a.m. ET Sunday, July 19, 2026.
ACE Certification Standard Invasive Maintenance Window on July 15, 2026 from 5:00 p.m. to 8:00 p.m. ET
There will be an ACE certification standard invasive maintenance window on July 15, 2026, from 5:00 p.m. to 8:00 p.m. ET.
General Notice(1)
The National Commodity Specialist Division has scheduled webinars for August 2026, offering a valuable opportunity for brokers to get classification guidance directly from CBP specialists.