Stamp Duty Calculator (SDLT)
Calculate the Stamp Duty Land Tax (SDLT) due on a residential property purchase in England or Northern Ireland. Includes first-time buyer relief and the 5% additional dwelling surcharge. Rates updated for April 2025.
How it's calculated
Standard bands (from 1 April 2025): 0% up to £125k, 2% on £125k–£250k, 5% on £250k–£925k, 10% on £925k–£1.5m, 12% above £1.5m. FTB relief: 0% to £300k, 5% on £300k–£500k (properties up to £500k only). Additional dwelling: +5% on each band.
Frequently Asked Questions
- What are the SDLT rates from April 2025?
- Standard residential SDLT: 0% up to £125,000; 2% on £125,001–£250,000; 5% on £250,001–£925,000; 10% on £925,001–£1,500,000; 12% above £1,500,000. The temporary nil-rate threshold of £250,000 (introduced in September 2022) reverted on 1 April 2025.
- Who qualifies for first-time buyer stamp duty relief?
- First-time buyers pay 0% on the first £300,000 and 5% from £300,001 to £500,000. No relief applies if the purchase price exceeds £500,000. These thresholds reverted from the temporary £425,000/£625,000 levels on 1 April 2025.
- What is the additional dwelling surcharge?
- An extra 5% is added to each SDLT band when buying an additional residential property (e.g. a buy-to-let or second home). The surcharge increased from 3% to 5% on 31 October 2024.