Letting
Rental income tax
Compare ongoing rental tax in your own name and through a company.
Compare rental taxProperty calculators for
landlords and investors
Work through a purchase, compare rental tax or prepare for a sale.
Choose the tool that fits the question.
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Check each tool’s scope
Check each tool’s scope
Buy-to-let purchase
Put the whole
purchase in view.
Explore purchase cash, rental yield and monthly cash flow. Compare ownership and test a tougher year.
Open buy-to-let calculatorNew residential purchases in England and Northern Ireland. Interest-only finance. 2026/27 tax assumptions.
Purchase priceMonthly rentInterest rate
Your analysisCash flowIllustration, not a calculation
See how rent, running costs and borrowing affect cash flow.
Includes your two-page report
Choose your tool
6 toolsBuying
Residential stamp duty
Estimate purchase tax separately from your wider property costs.
Calculate stamp dutyBuying
Commercial stamp duty
Estimate a purchase or supported complete-year new lease. Exclusions apply.
Explore commercial SDLTSelling
Capital Gains Tax
Estimate tax on a property sale and check the reporting deadline.
Estimate sale taxSelling
Private Residence Relief
Explore relief where a property has been your home. Check the stated scope.
Explore residence reliefBuying
Buy-to-let calculator
Explore purchase cash, rental yield and monthly cash flow. Compare ownership and test a tougher year.
Open buy-to-let calculatorProperty guides
Explore the tax questions behind your property decisions.
Rental income disclosure
Understand the route for bringing undeclared rental income up to date.
Read the guide ↗Incorporating a property portfolio
Explore the considerations when moving existing properties into a company.
Read the guide ↗Personal or company ownership
Consider how ownership affects rental profits and money you take out.
Read the guide ↗This is general information, not advice. Your position depends on your circumstances. Speak to us before acting.