UK Non-Resident SDLT with 2% surcharge.
Total SDLT
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Standard
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+2% non-resident
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+3% second home
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Your breakdown
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What the non-resident surcharge actually is
Since 1 April 2021 a buyer who is not resident in the UK pays an extra 2% of Stamp Duty Land Tax on top of the normal rates when purchasing residential property in England or Northern Ireland. Unlike the standard duty, which is banded, this surcharge is a flat 2% of the entire purchase price. It can also sit alongside the 3% surcharge for second homes and buy-to-let, so an overseas investor buying an additional property faces both. This tool is for non-UK buyers, returning expats, and their advisers who need the all-in figure before exchange.
A £500,000 purchase, layer by layer
Take the default £500,000 home bought by a non-resident as their only property. The standard duty is calculated band by band: nothing on the first £125,000, 2% on the slice to £250,000, then 5% on the slice to £500,000. On top of that whole price sits the flat 2% non-resident charge.
Standard duty of £15,000 plus the £10,000 surcharge gives £25,000, an effective rate of exactly 5% of the price. The chart shows how much of the bill comes from the ordinary banded duty versus the non-resident loading.
The residence test that decides everything
Whether the surcharge applies turns on a specific count, not on your tax residence or nationality. You are treated as non-resident for SDLT if you were present in the UK on fewer than 183 days in the 12 months ending with the day before completion. It is a backward-looking headcount, distinct from the Statutory Residence Test used for Income Tax. That distinction trips people up constantly: you can be UK tax resident under one set of rules and still a non-resident for this surcharge if your day count in that specific window falls short. Tick the second-home box in the tool to stack the 3% charge and you will see the bill climb again, because the two surcharges add together rather than replace one another.
Getting the 2% back
The surcharge is refundable. If you go on to spend at least 183 days in the UK during any continuous 365-day period that falls within the two years after completion, you can reclaim the 2% from HMRC. For a couple buying jointly, the property only counts as a non-resident purchase if at least one of you fails the test, but if one of you later becomes resident under the day count, the refund can still be claimed. Keep travel records, because the burden of proving the day count sits with you. A practical tip: an expat planning to move back should weigh whether timing completion a little later, once they have already built up UK days, avoids paying the surcharge in the first place rather than reclaiming it.
Frequently raised points
Does this surcharge apply in Scotland or Wales?
No. SDLT covers England and Northern Ireland only. Scotland charges Land and Buildings Transaction Tax and Wales charges Land Transaction Tax, each with its own rules and no equivalent 2% non-resident surcharge structured this way. If your purchase is north of the border or in Wales, this calculator does not apply.
Are companies and trusts caught too?
Yes, and the test is adapted for them. Non-UK resident companies, and certain UK companies controlled from overseas, fall within the non-resident rules, as do many non-resident trustees. Corporate purchases of dwellings above £500,000 can also face the flat 15% higher-rate charge in some cases, which for a non-resident company stacks with the 2% surcharge to reach 17%, so an entity buying expensive residential property should always take specialist advice rather than rely on a personal-purchase estimate. The annual tax on enveloped dwellings can apply on top, adding a yearly charge for as long as the company holds the home.