QuickBooks outage on 2026-08-05: HMRC service interruption affecting some Making Tax Digital (MTD) for Income Tax submissions in QuickBooks Online

We're aware of an HMRC service interruption affecting some MTD for Income Tax submissions, which may cause rejected submissions. As a result, you may experience higher than normal wait times. We're monitoring this closely and apologise for any inconvenience. No action is required from you, and there are no penalties for late quarterly updates in the 2026–27 tax year. If your query relates to anything else, please stay on the line for the next available expert.