ACE PRODUCTION EXTENDED Scheduled Maintenance this Weekend, Sat. April 3, 2021@ 9:00pm ET to 4:00am ET Sunday, April 4

CSMS #46814171 - ACE PRODUCTION EXTENDED Scheduled Maintenance this Weekend, Sat. April 3, 2021@ 9:00pm ET to 4:00am ET Sunday, April 4 U.S. Customs and Border Protection sent this bulletin at 03/30/2021 04:15 PM EDT CSMS #46814171 - ACE PRODUCTION EXTENDED Scheduled Maintenance this Weekend, Sat. April 3, 2021@ 9:00pm ET to 4:00am ET Sunday, April 4 Please be aware that there will be an Extended ACE PRODUCTION Maintenance window this Saturday evening, April 3, 2021, for CBP ACE Infrastructure maintenance that will start ONE hour Earlier than normal – Saturday 9:00pm ET to Sunday 4:00am ET .  The maintenance is for an infrastructure software upgrade that will improve the system performance for processing electronic MQ messages, inbound and outbound, in the following ACE areas: ACE Import manifests/bills (all modes of transportation) and associated entry filings. QP/WP In-bonds The following ABI Queries Cargo Manifest Query (CQ/C1) Importer/Bond Query (KI/KR) Entry Summary Query (JC/JD)