Useful next calculations
Rates and sources
SDLT/LTT/LBTT bands vary between England, Wales, Scotland and Northern Ireland. Use the appropriate calculator.
Source: HMRC / Welsh Revenue / Revenue Scotland. Check the linked guidance and any live quote before acting.
When to use this calculator
- Before buying, renting, refinancing or reviewing a property investment.
- When you want to compare cash flow, tax, yield or ownership costs.
- When you need a fast estimate before speaking to an agent, lender or adviser.
- When you want to see how a rate or price change moves the result.
Example: modelling a property tax bill
Use these sample inputs as a quick scenario test, then change one variable at a time to compare outcomes.
| Input | Value |
|---|---|
| Property value | £300,000 |
| Tax rate | 1.5% |
| Tax estimate | £4,500 |
| Use case | Compare against completion and ownership costs |
The point of this example is not the exact rate; it is seeing how quickly a seemingly small percentage turns into a real cash amount.
Method & assumptions
This calculator estimates property transfer tax (property transfer tax) for residential property purchases in England. It applies the standard tiered rate bands and automatically applies the additional-property surcharge where you indicate the purchase is a second home or buy-to-let. First-time buyer relief is applied when eligible, subject to the applicable price cap. The calculator does not cover Land and Buildings Transaction Tax (Scotland) or Land Transaction Tax (Wales), and does not account for linked transactions, mixed-use properties, or corporate purchaser rules, which can significantly alter the tax due. Figures are indicative and should be confirmed with a qualified conveyancing solicitor before exchange of contracts. Tax legislation changes frequently, so verify current thresholds with tax authority before relying on any estimate.
Common mistakes
- Comparing rent and ownership costs without including taxes, fees and maintenance.
- Using purchase price alone without testing financing or vacancy assumptions.
- Relying on yield or growth in isolation instead of reviewing the full property case.
- Using the wrong national transaction-tax calculator for the purchase location.
What to do next
- Run a second scenario with a higher rate or lower rental yield.
- Compare the result with a buy-versus-rent or mortgage calculator before making an offer.
- Use the matching national transaction-tax calculator for the purchase location.
- Note the key figures to share with your solicitor or lender.