Form: Tell HMRC your Stamp Duty Land Tax scheme reference number

Use form AAG4(SDLT) to tell HMRC of a scheme reference number given to you for a Stamp Duty Land Tax (SDLT) avoidance scheme you have used.

Use the postal AAG4(SDLT) form to tell HMRC your tax avoidance scheme reference number

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Use this form if you expect to have an SDLT advantage and have received an 8-digit scheme reference number from any of the following:

  • a scheme promoter
  • a person involved in the supply of the arrangements
  • the client of a scheme promoter

You can tell HMRC the scheme reference number by completing the postal version of the form.

Email HMRC to ask for this form in Welsh (Cymraeg).

Before you start

The postal form is interactive (one that you complete on screen) and you must use Adobe Reader to complete it.

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Original source Form: Tell HMRC your Stamp Duty Land Tax scheme reference number

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