The formula.
Key rules.
- Stamp duty valueFor land and buildings, the stamp duty value is used if it is more than 110% of the price.
- Assets bought before April 2001The fair market value on 1 April 2001 can be used as cost, capped at stamp duty value for property.
- Inherited and gifted assetsThe previous owner's cost and holding period are used.
- ImprovementsOnly improvements after April 2001, supported by bills.
- Transfer expensesBrokerage, legal fees and stamp duty paid by the seller.
- IndexationResidents can choose 20% with indexation for land and buildings bought before 23 July 2024; NRIs cannot.
The UK computation is different.
If you are UK resident, HMRC computes the same gain in pounds, using exchange rates at purchase and sale, with UK rules on costs. The UK gain can be very different from the Indian one. We give your UK accountant the Indian figures and dates. See UK Tax Implications & Reporting.
Why NRIs in the UK choose us for India tax.
We work with the India side of your tax while keeping your UK Self Assessment and treaty position in view.
Every computation is checked by a second Chartered Accountant before anything is filed.
A written scope and fee before work starts, with no surprise charges later.
Encrypted document sharing and e-verification, so nothing needs a trip to India.
Returns, TDS refunds, FEMA questions and property sales handled by the same team.
Clear explanations of what you owe, why, and what to keep for next year.
Gain computations for NRIs across the UK.
We prepare and file Indian income tax returns for NRIs, returning Indians and UK businesses with Indian entities, wherever they are in the UK. Everything is done online.
London
South East
Midlands
North of England
East and South West
Scotland, Wales, NI
Capital gain computation FAQs.
Need a gain worked out properly?
Send us the documents. We will prepare a computation that holds up.
This page is general guidance based on the Income-tax Act, 2025 and the rules and return forms as they stand. It is not legal or financial advice for your situation. Forms, eligibility and due dates can change each year, so please check with us before filing.