ASM Online Services – Planned Downtime
Historic - 19:00, 27th May 2026 - 22:59, 27th May 2026
In order to carry out essential system maintenance, ASM Online Services will be unavailable between Wednesday, 27th May 2026 at 20:00 hrs BST and Wednesday, 27th May 2026 at 23:59 hrs BST. During this time you will be unable to send and receive messages in Sequoia. You will not be able to prepare any CDS declarations and will not be able to view or prepare Safety & Security declarations, ICS2 declarations or Transit phase 5 movements so please retrieve any Transit documents you need prior to the outage. Do not create any ETSF records on Sequoia during this period.








