Sage's MTD ITSA service experienced degraded performance for approximately 24 minutes on 21 August 2026, during which UK customers encountered failed requests when attempting to retrieve personal tax information. The issue was identified and resolved, with the service returning to normal operation by 09:42 UTC.
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We identified an issue where customers in the UK experienced failed requests when attempting to retrieve the personal tax information. The issue is resolved and the service is available and performing as expected.
We are investigating a potential issue with the service. An update will be provided within 30 minutes.
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