First-Time Buyer Stamp Duty Checklist UK (2026/27)
Buying your first home in the UK is one of the few moments where tax planning can save you five-figure sums - the difference between paying full Stamp Duty Land Tax (SDLT) and claiming the first-time buyer relief is up to £10,000 at the relief cap, on top of the savings available through a Lifetime ISA and the regional differences between England, Scotland and Wales. This 8-point checklist covers every first-time-buyer tax move available under 2026/27 rules, with worked examples computed by the SalaryTax calculator engines rather than estimated by hand.
From 1 April 2025 onwards (still in force for 2026/27), first-time-buyer SDLT relief in England and Northern Ireland applies as follows: 0% on the first £300,000, 5% on the portion from £300,001 to £500,000, and no relief at all on purchases above £500,000 - standard SDLT bands apply to the whole price. Scotland uses Land and Buildings Transaction Tax (LBTT) with a higher £175,000 first-time-buyer nil-rate band worth up to £600. Wales uses Land Transaction Tax (LTT) and offers no first-time buyer relief at all - the universal £225,000 nil-rate band applies to every buyer.
None of this is financial or tax advice. First-time-buyer eligibility, mortgage affordability and Lifetime ISA rules depend on personal circumstances - this is a structural checklist of the tax-planning moves available under current HMRC, Revenue Scotland and Welsh Revenue Authority rules.
1. Confirm your first-time buyer status
The HMRC first-time buyer test is one of the strictest in the UK tax system: you must have never owned a freehold or leasehold residential property anywhere in the world, in any proportion, by any route. This includes inherited shares, joint ownership with parents or a previous partner, overseas property held while non-resident, property held in trust where you are a beneficiary, and any buy-to-let or holiday home you may have held in the past. The test is binary and one-strike - there is no time-limit lookback, no minimum-value exclusion, and no waiver for inheritance you did not seek.
Joint purchases tighten the rule further: every name on the title must qualify as a first-time buyer for the relief to apply. If one buyer has ever owned property, the whole transaction pays standard SDLT bands. This is the single most common reason first-time-buyer relief claims are rejected - the FTB partner qualifies but their non-FTB spouse or parent disqualifies the joint purchase.
How to action it: before any offer is accepted, every named buyer should confirm in writing they have never held a major interest in residential property. Use the UK Stamp Duty calculator to compare the FTB-relief figure against the standard-band figure so you understand the relief value before relying on it.
2. Stay under £500,000 if possible - the FTB cliff edge
The FTB relief is structured as a binary cliff, not a taper. Purchases up to £500,000 get the full reduced-rate benefit; purchases at £500,001 or above lose relief entirely and pay standard SDLT bands on the whole price. At the cap (£500,000), an FTB pays £10,000 of SDLT - the maximum any FTB can pay while still claiming relief. At £550,000, a buyer who has lost FTB status pays £17,500 of SDLT - more than five times the figure at £500,000 despite the purchase price being only 10% higher.
For buyers near the cap, this creates one of the most powerful negotiation anchors in the UK property market. Sellers asking £505,000 - £510,000 are routinely persuaded to drop below £500,000 once buyers explain the cliff effect, because the buyer effectively cannot match a £505,000 figure without absorbing roughly £5,000 of additional tax that would not exist at £499,950. The £1 of extra price triggers roughly £5,000 of extra SDLT - the highest marginal rate in any UK tax band.
How to action it: use the £500,000 stamp duty calculator page to see the FTB-vs-mover figure side by side. If your offer would cross £500,000, ask the seller to drop the price by the SDLT differential or to leave fixtures behind that remove the gap.
3. Check Scotland and Wales rules if buying outside England
The Stamp Duty regime is devolved: England and Northern Ireland use SDLT (HMRC), Scotland uses LBTT (Revenue Scotland), Wales uses LTT (Welsh Revenue Authority). The rates and FTB rules differ materially.
Scotland LBTT first-time buyer relief works as a raised nil-rate band: instead of paying 2% from £145,001, FTBs pay 0% up to £175,000 - worth up to £600 of LBTT saved (2% × £30,000). Above £175,000, FTBs pay the same banded rates as movers (2% to £250k, 5% to £325k, 10% to £750k, 12% above). The Scottish FTB relief is materially smaller than the English equivalent, reflecting the lower average property prices in Scotland.
Wales LTT has no first-time buyer relief at all. Welsh policy uses a higher universal nil-rate band (£225,000) that benefits all buyers equally, rather than singling out first-time buyers. Above £225,000 the LTT bands are 6% to £400k, 7.5% to £750k, 10% to £1.5m, then 12%.
How to action it: use the Scotland LBTT calculator if buying in Scotland and the Wales LTT calculator if buying in Wales. The cross-country comparison table below shows how the three regimes diverge on the same purchase price.
4. Open a Lifetime ISA for the 25% government bonus
The Lifetime ISA (LISA) is the single most powerful first-time buyer savings vehicle in the UK. You can contribute up to £4,000 per tax year (inside the wider £20,000 ISA allowance), and the government tops up every contribution with a 25% bonus - up to £1,000 per year, or £5,000 over five years if you max out from age 18 to 23 and add five annual bonuses. Funds can be held in cash or stocks and shares, and the bonus is paid monthly directly into the LISA.
LISA funds can be withdrawn penalty-free for a first home up to a purchase price of £450,000 (inclusive of any buyer covered by joint LISA withdrawal). The £450,000 cap is lower than the SDLT FTB cap of £500,000, which can create a mismatch in expensive markets: a buyer at £475,000 can still claim full SDLT FTB relief but cannot use their LISA balance without paying the 25% withdrawal charge. The LISA cap has not been raised since 2017 despite house-price inflation - watch Autumn and Spring Budgets for a possible uplift.
How to action it: open a LISA before age 40 (you can only open one before 40; you can keep contributing until age 50). See the UK ISA allowance explainer for the full £20,000 ISA allocation, including the LISA sub-limit.
5. Use Help to Buy ISA balances if still held
The Help to Buy ISA closed to new accounts in November 2019, but existing accounts can still receive contributions and claim the 25% government bonus until 1 December 2030. Maximum contributions are £200 per month (£1,200 initial deposit permitted) and the bonus is capped at £3,000 (paid only at completion, not on contribution as with LISA). The Help to Buy bonus applies to property purchases up to £250,000 outside London or £450,000 in London.
You cannot use the Help to Buy ISA bonus and the Lifetime ISA bonus on the same property purchase. If you hold both, you must pick one to deploy at completion - the LISA bonus is usually larger if you have contributed steadily, so the typical pattern is to transfer Help to Buy ISA balances into a LISA before the first-home purchase to consolidate the bonus claim.
How to action it: check whether your Help to Buy ISA was opened before November 2019 and how much bonus you have accrued. Speak to your provider about transfer-in to a LISA if consolidation makes sense.
6. Budget for the full transaction cost, not just SDLT
The headline SDLT figure is only one slice of the cash you need at completion. A typical first-time-buyer transaction at £350,000 - £450,000 in England carries the following ancillary costs:
- Conveyancing solicitor fees: £1,500 - £2,500 typical, depending on freehold vs leasehold (leasehold attracts higher fees due to the lease-checking work) and on whether new-build or second-hand.
- Survey: £400 for a Level 1 RICS Condition Report, £600 - £1,000 for a Level 2 HomeBuyer Report, £800 - £1,500 for a Level 3 Building Survey. Mortgage valuations (lender-required) are separate and typically £150 - £300.
- Mortgage arrangement fee: £100 - £1,500 depending on the product. Some sub-2-year fixes carry £999 - £1,499 product fees in exchange for lower rates; high-LTV first-time-buyer products often carry £0 - £500 product fees.
- Searches: £250 - £450 for local authority, water, environmental and chancel-repair searches. Your solicitor orders these and bills them separately.
- Land Registry fee: typically £100 - £330 depending on price (online application reduces the fee).
- Removals: £500 - £2,000 depending on volume and distance.
On a £400,000 FTB purchase, this adds roughly £3,000 - £5,500 on top of the SDLT figure of £5,000. Budget the full transaction cost from the start - underestimating the ancillaries is the most common reason first-time-buyer purchases stall in the final week.
How to action it: request fixed-fee quotes from three solicitors before instructing one, and budget the SDLT figure via the stamp duty calculator as a worst-case (the calculator includes additional-property and non-UK-resident surcharges if those apply).
7. Test mortgage affordability against the 4.5x income multiple
UK mortgage lenders typically cap lending at 4.5 times gross annual income (4.5x salary), with some specialist lenders extending to 5.5x for higher earners or specific professional groups (medics, lawyers, engineers). On a single income of £45,000, the standard maximum loan is £202,500; on a joint income of £80,000, the maximum is £360,000. With a 10% deposit, that supports purchases of roughly £225,000 single or £400,000 joint.
The income multiple is applied to gross salary, not take-home pay, but the actual affordability assessment lenders run also stresses your monthly outgoings - including any salary-sacrifice arrangements (EV scheme, cycle-to-work, extra pension), credit card balances, car finance, student loan payments, dependants, and committed monthly bills. A buyer with £45,000 gross but a £300/month EV salary sacrifice and a £200/month student loan typically borrows less than the headline 4.5x figure would suggest.
How to action it: use the mortgage affordability calculator to estimate borrowing capacity before house-hunting. Get a Decision in Principle (DIP) from a lender or broker before making offers - estate agents increasingly require DIP evidence before passing offers to vendors.
8. Time the purchase against the SDLT 14-day deadline
Unlike most UK taxes, SDLT does not follow the 5 April tax-year cycle. There is no annual reset, no use-it-or-lose-it allowance, no carry-forward. The only deadline is 14 days from completion: the SDLT return must be filed and the tax paid within 14 days of the completion date, on penalty of fines (initial £100, escalating with continued delay) and interest.
In practice the conveyancing solicitor handles the SDLT return and payment as part of completion - the buyer transfers the SDLT amount to the solicitor along with the deposit, mortgage drawdown and other completion funds, and the solicitor pays HMRC directly. The buyer never touches the HMRC submission. But the 14-day clock means you cannot defer SDLT into a different tax year for cash-flow reasons the way you might with Capital Gains Tax disposals - SDLT is paid when the property changes hands, not on 31 January.
That said, the timing of completion still matters across Budget rule changes. Rate changes (such as the 1 April 2025 SDLT threshold reduction) take effect on completion date, not exchange. If a Budget announcement raises rates with effect from a future date, completion before that date locks in the older rates - and vice versa. The October 2024 Autumn Budget's additional-property surcharge increase (from 3% to 5%) took effect on 31 October 2024 completions; buyers who exchanged before but completed after paid the higher rate.
How to action it: set a target completion date with your solicitor and confirm in writing that they will file the SDLT return within 14 days. If a rate change is announced between exchange and completion, ask whether your solicitor can accelerate completion to lock in the older rate.
Worked SDLT examples (2026/27)
All figures computed by the SalaryTax SDLT engine using the bands in force from 1 April 2025 onwards. England and Northern Ireland only - Scotland and Wales examples follow below.
| Purchase price | FTB status | SDLT due | Notes |
|---|---|---|---|
| £250,000 | First-time buyer | £0 | Entirely within the £300,000 FTB nil-rate band. |
| £400,000 | First-time buyer | £5,000 | £100,000 of price in the 5% FTB band above £300k. |
| £500,000 | First-time buyer | £10,000 | At the relief cap - maximum FTB SDLT possible. |
| £550,000 | FTB - relief withdrawn | £17,500 | Above £500k FTB cap - standard SDLT bands on the whole price. |
| £400,000 | Mover (no FTB relief) | £10,000 | Standard residential bands - compare to the £400k FTB figure above. |
Every figure above is generated by importing
calc from @calculators/stamp-duty/logic
at build time - there are no hard-coded SDLT numbers on this
page. Source bands verified against
gov.uk/stamp-duty-land-tax.
Cross-country comparison: £300,000 first-time buyer
Same buyer, same purchase price, three different property-tax regimes. The disparity shows why "stamp duty" is shorthand for three different taxes in the UK - and why FTBs buying in Scotland or Wales need to budget materially differently from those buying in England.
| Region | Tax | Tax due on £300k FTB | FTB relief? |
|---|---|---|---|
| England + NI | SDLT | £0 | Yes - 0% to £300k, 5% to £500k. |
| Scotland | LBTT | £4,000 | Yes - £175k nil-rate (worth up to £600). |
| Wales | LTT | £4,500 | No - universal £225k nil-rate. |
A Welsh first-time buyer pays £4,500 on a £300,000 purchase - more than 5x the English equivalent (£0). Devolution has produced genuinely different property-tax outcomes; buyers should not assume English figures apply across the UK.
Frequently asked questions
- Can my spouse claim first-time buyer relief if I previously owned a home?
- No. HMRC treats a joint purchase as a single transaction, and first-time buyer relief is available only if every buyer on the title qualifies as a first-time buyer. If one spouse has ever owned a freehold or leasehold residential property (including an inherited share, an overseas property, or a buy-to-let), the joint purchase pays standard SDLT bands rather than FTB rates. The only workaround is for the FTB spouse to buy in their sole name and take the mortgage in their sole name - but lenders rarely approve solo affordability for couples, and the non-FTB spouse forfeits any legal ownership stake on the title.
- Does inheriting a property disqualify me from first-time buyer relief?
- Yes. The HMRC test is whether you have ever held a "major interest" (freehold or leasehold of more than 21 years) in a residential property anywhere in the world - and inheritance counts. Even inheriting a 25% share of a parent's home before they sold it disqualifies you for life. The same applies to property held in trust where you are the beneficiary, and to overseas property. The test is one-strike: there is no time-limit lookback, no exclusion for low-value or short-tenure ownership, no waiver for inheritance you did not seek.
- I am a first-time buyer but my partner is not - can we still claim relief?
- No. Every name on the title must be a first-time buyer. A common workaround is for the FTB partner to buy in their sole name, with the non-FTB partner contributing to deposit via a deed of trust rather than legal ownership - but the FTB partner must qualify for the mortgage on their own income alone, and the non-FTB partner has no automatic property right if the relationship ends. Most couples ultimately accept the standard SDLT bands and put both names on the title, because the FTB saving (up to £6,250 at the £500k cap) rarely outweighs the legal-protection cost of sole ownership.
- Does buying off-plan or a new-build still count for first-time buyer relief?
- Yes, provided you have never previously held a major interest in any residential property. Off-plan and new-build purchases qualify for FTB relief on the same terms as second-hand homes - the £300,000 nil-rate band and £500,000 cap apply identically. The completion date (when SDLT is due, within 14 days) is what counts, not the reservation or exchange date - so if your completion straddles a Budget rule change, the rate in force at completion is what applies.
- What is the £500,001 cliff effect for first-time buyer SDLT?
- First-time buyer relief is withdrawn entirely once the purchase price exceeds £500,000 - there is no taper, no proportional relief, no protected nil-rate band. At exactly £500,000 an FTB pays £10,000 SDLT (£200,000 × 5% in the £300k - £500k band). At £500,001 the FTB loses relief completely and pays standard SDLT on the whole price, which works out around £15,000 (£125k × 2% + £250k × 5% + a small slice at 5%). The £1 of extra purchase price triggers roughly £5,000 of extra SDLT - a textbook cliff edge that makes the £500,000 ceiling a hard negotiating anchor for FTBs in expensive markets.
- What is the Lifetime ISA penalty if I use it for a non-qualifying purchase?
- A Lifetime ISA withdrawal for anything other than (a) a first home up to £450,000, (b) age 60+, or (c) terminal illness incurs a 25% government withdrawal charge on the gross amount withdrawn. Because the 25% government bonus was paid on contributions but the 25% charge is levied on the larger post-bonus balance, the saver ends up with less than they contributed: £4,000 contribution + £1,000 bonus = £5,000, minus 25% withdrawal charge of £1,250 = £3,750 returned, a £250 net loss before any investment growth. If your property purchase falls through above the £450,000 LISA cap, plan for that withdrawal charge or hold the LISA balance until age 60.