Upgrading the Production Yellow Forms/CIS/OCDB Platform

Posted: Fri 12 Dec 2025, 4:09pm.

We’ll be upgrading Yellow Forms/OCDB/CIS platform. Whilst we’re doing this work, services will be unavailable.

12 December 2025 16:00 - 14 December 2025 12:00 during this upgrade outage window.

Date / time: 12 December 25 16:00 - 14 December 2025 12:00

Why are we doing this work?
This is part of essential upgrade work to keep UoS systems up to date.

IT Services change/incident number: 3021510

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