CCS-UK Planned Downtime on Saturday 30th September 2023 starting at 10:00 PM
Date: Sep 29 2023
Please be advised that as a part of an essential system upgrade, CCS-UK Service requires a scheduled system downtime on Saturday 30th September 2023 starting at 10:00 PM BST to Sunday 1st October 2023 02:00 AM BST (4 hours)
During this downtime the CCS-UK Service will be unavailable, meaning that users will not be able to connect to HMRC (CHIEF or CDS) via CCS-UK.








