Known HMRC problems

HMRC list these as open problems with Making Tax Digital for Income Tax. They are on HMRC's side, so changing your figures or your software will not fix them. The references are HMRC's; the descriptions are our summary.

• MTD-22401: Payments on account missing from a customer's HMRC account.
• MTD-24321: Class 2 National Insurance showing when it is not expected.
• MTD-24270: Negative other income refused at year end.
• MTD-23992: Repayments for 2025-26 delayed.

From the HMRC live service incident report, week ending 23 October 2026. Checked 26 October 2026.