HM Revenue & Customs

The scheme reference number or promoter reference number

Enter your scheme reference number (SRN) or promoter reference number (PRN).

You'll have received your SRN or PRN:

If you have both reference numbers, enter both numbers in this box.

HMRC never approves tax avoidance schemes.  You must tell us if you are using a tax avoidance scheme that falls within the Disclosure of Tax Avoidance Schemes (DOTAS).

For more information on avoidance schemes, go to www.gov.uk/disclosure-of-tax-avoidance-schemes-overview.