MTD ITSA: Scheduled maintenance on Saturday 26th September 2026 7pm - Monday 28th September 2026 9am

Scheduled Maintenance Report for API Platform

Completed

The scheduled maintenance has been completed.
Posted Sep 28, 2026 - 09:00 BST

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Sep 26, 2026 - 19:00 BST

Scheduled

Due to scheduled maintenance the following service will be unavailable:
MTD ITSA: 19:00 on Saturday 26th September - 09:00 on Monday 28th September 2026.

We apologise for any inconvenience this may cause.

Please refer to GOV.UK: https://www.gov.uk/government/publications/use-software-to-send-income-tax-updates-service-availability-and-issues/use-software-to-send-income-tax-updates-service-availability-and-issues
Posted Sep 18, 2026 - 10:33 BST
This scheduled maintenance affected: Production environment.
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