CSMS 55663525·System update·March 27, 2023·View on csms.cbp.gov ↗

Updated ACE Development and Deployment Schedule Posted to CBP.gov/ACE

Plain-English explanation

CSMS 55663525 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (system update), published on March 27, 2023. It carries the official CBP guidance brokers and importers must follow for the topic — "Updated ACE Development and Deployment Schedule Posted to CBP.gov/ACE". CSMS messages are the operational layer between Commerce determinations and at-the-border collections: when Commerce publishes a new rate, scope ruling, or instruction, CBP turns it into a CSMS that ACE/ACS systems and brokers act on.

Message body

Full text as published by U.S. Customs and Border Protection

An updated ACE Development and Deployment Schedule has been posted to CBP.gov/ACE. In this update, please see changes to the ACE Development and Deployment Schedule below: Removed Uyghur Forced Labor Prevention Act (UFLPA) Region Alert following a successful deployment on March 18, 2023. Added Apply Aluminum 232 Duty to Russian Smelt or Cast – Phase 1 with an anticipated deployment of April 10, 2023. Updated Automated Surety Interface (ASI) Seized Assets and Case Tracking System (SEACATS) to reflect an impact to trade (sureties), updated capability highlights, and an anticipated deployment date of May 6, 2023. Updated HTS Go Live with additional capability highlights. Updated Implement Mass Liquidation Functionality for Drawback Entry Type 47 with an anticipated deployment date of May 23, 2023. Added Apply Aluminum 232 Duty to Russian Smelt or Cast – Phase 2 with an anticipated deployment of May 23, 2023. Updated ACE Currency Exchange Rates with an anticipated deployment date of May 2023 Updated Enhancements to ACE Truck Manifest – Phase 4: Class of Admission with an anticipated deployment date of July 2023. Added Enhancements to ACE Truck Manifest – Phase 4: Non-Intrusive Inspection Integration Enhancements with an anticipated deployment of August 2023. Added Apply Aluminum 232 Duty to Russian Smelt or Cast – Phase 3 with an anticipated deployment of August 2023. Updated Immediate Delivery with additional capability highlights. Updated ACE Collections-Release 7 to an anticipated deployment date of October 14, 2023. Please note that this is a notional schedule and subject to change. More information regarding these deployments is forthcoming and will be provided via CSMS message. Direct link: https://www.cbp.gov/document/guidance/ace-development-and-deployment-schedule Visit CBP.gov/ACE for the most up-to-date information on ACE Deployments

Frequently asked questions

What is CSMS 55663525?

CSMS 55663525 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Updated ACE Development and Deployment Schedule Posted to CBP.gov/ACE". CSMS bulletins are the operational instructions CBP issues to brokers, importers, and ACE filers covering rate changes, system updates, scope guidance, and other day-to-day customs-operations changes.

When was CSMS 55663525 published?

CBP published CSMS 55663525 on March 27, 2023. The bulletin's instructions are typically operative as of the publication date unless the body specifies a different effective date.

Is the CBP CSMS the legally binding instruction?

Yes — for at-the-border filing and entry collection. CSMS messages translate Commerce's Federal Register determinations into operational CBP instructions that ACE/ACS systems and brokers execute. The Federal Register notice is the underlying legal authority; the CSMS is the operational implementation. Both should be read together when reconciling a rate or scope change.

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