CSMS 41922753·System update·March 6, 2020·View on csms.cbp.gov ↗

REMINDER: EXTENDED Scheduled ACE Production Maintenance, 9:00pm ET, Saturday, March 7 to 5:00am ET, Sunday March 8

Plain-English explanation

CSMS 41922753 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (system update), published on March 6, 2020. It carries the official CBP guidance brokers and importers must follow for the topic — "REMINDER: EXTENDED Scheduled ACE Production Maintenance, 9:00pm ET, Saturday, March 7 to 5:00am ET, Sunday March 8". 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

CSMS #41922753 - REMINDER: EXTENDED Scheduled ACE Production Maintenance, 9:00pm ET, Saturday, March 7 to 5:00am ET, Sunday March 8 U.S. Customs and Border Protection sent this bulletin at 03/06/2020 11:43 AM EST Cargo Systems Messaging Service CSMS #41922753 - REMINDER: EXTENDED Scheduled ACE Production Maintenance, 9:00pm ET, Saturday, March 7 to 5:00am ET, Sunday March 8 An ACE Production maintenance window is scheduled to occur this weekend, beginning at 9:00pm ET on Saturday, March 7 and ending at 5:00am ET on Sunday, March 8. Note that Daylight Saving Time will occur at 2:00am ET on Sunday, March 8, at which time the time will b ecome 3:00am ET. This will produce a seven-hour window of downtime in ACE. Related Messages: CSMS #41865182 Update your subscriptions, modify your password or e-mail address, or stop subscriptions at any time on your Subscriber Preferences Page . You will need to use your e-mail address to log in. If you have questions or problems with the subscription service, please contact subscriberhelp.govdelivery.com . This service is provided to you at no charge by U.S. Customs and Border Protection . Privacy Policy | GovDelivery is providing this information on behalf of U.S. Department of Homeland Security, and may not use the information for any other purposes. Powered by Privacy Policy | Cookie Statement | Help

Frequently asked questions

What is CSMS 41922753?

CSMS 41922753 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "REMINDER: EXTENDED Scheduled ACE Production Maintenance, 9:00pm ET, Saturday, March 7 to 5:00am ET, Sunday March 8". 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 41922753 published?

CBP published CSMS 41922753 on March 6, 2020. 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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