Dealing with HMRC – form

Tax avoidance schemes: disclosure of Inheritance Tax scheme reference number

Use the form AAG4(IHT) to let HM Revenue and Customs (HMRC) know your scheme reference number for Inheritance Tax schemes.

Documents

Let HMRC know your scheme reference number by email

Let HMRC know your scheme reference number by postal form

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Detail

Use form AAG4(IHT) to disclose your Inheritance Tax scheme reference number to HMRC.

You can either:

  • email the form
  • print the form, fill in by hand and post to HMRC

Forms to disclose tax avoidance schemes Forms you must use to notify HMRC of a tax avoidance scheme, arrangement or proposal.