ACE CERTIFICATION **Trade Testing Requested** after MQ Software upgrade

CSMS #46893644 - ACE CERTIFICATION **Trade Testing Requested** after MQ Software upgrade U.S. Customs and Border Protection sent this bulletin at 04/06/2021 06:41 PM EDT CSMS #46893644 - ACE CERTIFICATION **Trade Testing Requested** after MQ Software upgrade On Monday evening, CBP installed an infrastructure software upgrade in to the ACE Certification environment that will improve the system performance for processing electronic MQ messages in the following ACE areas: ACE Import manifests/bills (all modes of transportation) and associated entry filings. QP/WP In-bonds Entry summary (AE) Add and Replace messages The following ABI message types: Importer/Bond Query (KI/KR) Entry Summary Query (JC/JD) AD/CVD Case Query    (AD/AC) Census Warning Override (CW/CO) Census Warning Query (CJ/CL) **Trade partners are encouraged to submit test messages of these types into Certification between now and Friday close of business to ensure proper message sends and receipts of responses. This MQ software upgrade is planned for this weekend, April 10th , to move to the ACE Production environment.