The following is provided by the Canada Border Services Agency (CBSA)
All clients and service providers who transmit trade data using EDI and eManifest portal.
Sunday, January 25, 2026 from 00:00 (ET) to 04:00 (ET): CBSA will receive all EDI inbound data but will not send outbound messages such as acknowledgements, reject messages and notices (e.g. RNS, Completeness Notices, etc).
Also, eManifest portal clients may experience difficulties where the trade data is in “Updating” status.