Planned work that will affect GVMS

From: 13 December 2025 at 9:30pm GMT To: 14 December 2025 at 6:00am GMT Details: Maintenance on the Customs Declaration Service (CDS) will take place on Saturday 13 December 9:30pm to 6am Sunday 14 December 2025 During the downtime, you will not be able to: add import declarations add export declarations validate GMRs Where possible add declarations to GMRs before or after the downtime. The GVMS core service will be fully available during this time. We apologise for any inconvenience this may cause.

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