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HMRC Assist (Submission Feedback)

Published 30 March 2026

HMRC Assist (Submission Feedback) is designed to help you get your tax return right the first time. Using information you’ve provided through quarterly updates and your tax return, along with other data that HMRC holds, HMRC Assist provides tailored feedback and guidance to help with your tax affairs.

Who’ll get the messages

To use this feature, you must:

  • use Making Tax Digital for Income Tax as an individual or agent
  • get compatible software that includes HMRC Assist

Find out more about Making Tax Digital for Income Tax.

Benefits of HMRC Assist (Submission Feedback)

HMRC Assist helps you with completing your tax return by identifying potential mistakes or discrepancies as you go. This can help you get your tax right and pay the right amount.

What HMRC Assist (Submission Feedback) does not do

HMRC Assist does not stop you from filing your tax return, whether you act on the messages or not.

The feature does not guarantee your tax return is correct, even if you do not get any feedback messages.

You’re still responsible for making sure the information you provide is correct.

Find software with HMRC Assist (Submission Feedback)

Use the Making Tax Digital for Income Tax software finder tool to identify software that includes HMRC Assist.