Mandatory Tax Adviser Registration.
HMRC has published guidance detailing the requirements and conditions for the mandatory registration of tax advisers. This applies to individuals and entities providing tax advice or services who meet specific criteria defined by HMRC. The guidance outlines the necessary steps for compliance and the obligations for those required to register.
Source: https://www.gov.uk/hmrc-internal-manuals/mandatory-tax-adviser-registration. Summarised automatically from the official source — general information, not advice.