How to find your MTD authorised software in HMRC - and to remove authorisation

Only a taxpayer can see what software they have authorised - this is not available to an agent on their behalf.

https://www.tax.service.gov.uk/applications-manage-authority

You will need to log in using your Government Gateway.

If you have authorised untied, this is what you will see.

(An agent can also use this to see what software THEY have authorised - and will need to use their Agent Services Account credentials)

Important: This page does not have a log out button at the time of writing this article - search for "Personal Tax Account" or "Agent Services Account" and this should take you to a page where you can log out