SDLT Calculator
Stamp Duty Land Tax for England & Northern Ireland
Updated for April 2025 ratesYour Purchase
Calculations update as you type
£
SDLT Breakdown
Calculated using current HMRC bands
£Up to 125,000£6,250
£125,001 - 250,000£8,750
Total SDLT£15,000
Effective rate6.00%
Remaining after SDLT£235,000
All buyer types at £250,000
First-time buyer£0
Standard buyer£2,500
Investment buyer£15,000
Non-residential£2,000
Investment / Additional Home Buyer
Apr 2025 rates · +5% surcharge on every band
| £0 – £125,000 | 5% (0% + 5% surcharge) |
| £125,001 – £250,000 | 7% (2% + 5%) |
| £250,001 – £925,000 | 10% (5% + 5%) |
| £925,001 – £1.5m | 15% (10% + 5%) |
| Over £1.5m | 17% (12% + 5%) |
Standard Residential
Replacing primary residence, no surcharge
| £0 – £125,000 | 0% |
| £125,001 – £250,000 | 2% |
| £250,001 – £925,000 | 5% |
| £925,001 – £1.5m | 10% |
| Over £1.5m | 12% |
First-Time Buyer Relief
No FTB relief above £500k threshold
| £0 – £300,000 | 0% |
| £300,001 – £500,000 | 5% |
| Over £500,000 | Standard rates apply |
Non-Residential / Mixed Use
Commercial bands, no surcharge
| £0 – £150,000 | 0% |
| £150,001 – £250,000 | 2% |
| Over £250,000 | 5% |
SDLT calculations are based on current HMRC guidance for England and Northern Ireland only. Scotland uses Land and Buildings Transaction Tax (LBTT). Wales uses Land Transaction Tax (LTT). Always verify with a qualified solicitor before completing.