CSMS 42259311·System update·April 3, 2020·View on csms.cbp.gov ↗

Deployment of ACE Security Changes will Impact Internet Browser Version Capability

Plain-English explanation

CSMS 42259311 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (system update), published on April 3, 2020. It carries the official CBP guidance brokers and importers must follow for the topic — "Deployment of ACE Security Changes will Impact Internet Browser Version Capability". 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 #42259311 - Deployment of ACE Security Changes will Impact Internet Browser Version Capability U.S. Customs and Border Protection sent this bulletin at 04/03/2020 06:50 PM EDT Cargo Systems Messaging Service CSMS #42259311 - Deployment of ACE Security Changes will Impact Internet Browser Version Capability On 4/15/2020, U.S. Customs and Border Protection (CBP) will implement security changes to the Automated Commercial Environment (ACE) that will require users to have the minimum browser versions listed below: Internet Explorer 11.239.18362.0 Microsoft Edge 44.18362.1.0 Google Chrome 80.0.3987.87 Firefox 71.0 While ACE does not explicitly support browsers other than Internet Explorer, CBP is aware that they are used. These changes will affect ACE Portal, CTPAT, Trade Liquidation Bulletin, and Antidumping and Countervailing Duty Online Search System. https://ace.cbp.dhs.gov https://ctpat.cbp.dhs.gov https://aceservices.cbp.dhs.gov/LBNotice https://aceservices.cbp.dhs.gov/adcvdweb Please ensure your browsers have been updated to at least the versions stated above to avoid any issues with connectivity. 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 42259311?

CSMS 42259311 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Deployment of ACE Security Changes will Impact Internet Browser Version Capability". 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 42259311 published?

CBP published CSMS 42259311 on April 3, 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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