What is Stamp Duty? Stamp Duty is a tax due when buying property and land in the UK. How is it paid? You pay your Stamp Duty via your Solicitor/conveyancer . How is Stamp Duty calculated? Since 4th December 2014, you only pay the rate of tax on the part of the property price within each tax band. From 1 April 2016, the Second home/Buy to Let rates were introduced and are 3% above the current...