You can use this postcode search tool to help you work out whether your property is situated in a qualifying area for Disadvantaged Areas Relief.
It is intended for guidance only and doesn't identify every postcode. Newly built properties in particular may not come up.
If you don't know the postcode you can call the Postcode Helpline on 0845 711 1222 or you can find it on the Royal Mail website.
Find a postcode on the Royal Mail website
Enter the postcode in the correct format.
The first box should contain one of the following:
The second box should contain 1 number followed by 2 letters for example. 2ZZ
If you need help in using this tool please the call the Stamp Taxes helpline on 0845 603 0135.