The stamp duty is calculated as a marginal rate according to the following table.
| Purchase price | Rate of Stamp Duty |
|---|---|
| £0 – £125,000 | 0% |
| £125,000.01 – £250,000 | 2% |
| £250,000.01 – £925,000 | 5% |
| £925,000.01 – £1.5 million | 10% |
| Over £1.5 million | 12% |
This calculator is available for purchase as an add-on plugin to RMC Pro. It will add a new preset calculator which you can then use to create custom calculators.