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วิธีการคำนวณ Stamp Duty

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Stamp Duty Land Tax (SDLT) is a UK government tax payable when purchasing property or land in England and Northern Ireland above a certain threshold. Scotland uses Land and Buildings Transaction Tax (LBTT) and Wales uses Land Transaction Tax (LTT) — different rates apply there.

คำแนะนำทีละขั้นตอน

  1. 1SDLT is charged on a tiered (slice) basis — each band is taxed at its own rate, not the whole amount
  2. 22024/25 standard rates: 0% up to £250,000 · 5% on £250,001–£925,000 · 10% on £925,001–£1.5M · 12% above £1.5M
  3. 3First-time buyers: 0% up to £425,000 (on properties up to £625,000) then 5%
  4. 4Additional properties (buy-to-let, second homes): pay a 3% surcharge on each band
  5. 5SDLT must be filed and paid within 14 days of completion

ตัวอย่างที่มีคำตอบ

อินพุต
£350,000 home (standard)
ผลลัพธ์
£5,000 SDLT
0% on first £250K = £0 · 5% on £100K = £5,000
อินพุต
£350,000 first-time buyer
ผลลัพธ์
£0 SDLT
Below £425,000 threshold — no SDLT
อินพุต
£350,000 additional property
ผลลัพธ์
£22,500 SDLT
Standard £5,000 + 3% surcharge £10,500 + base on first £250K £7,500

คำถามที่พบบ่อย

What is Stamp Duty?

Stamp Duty Land Tax (SDLT) is a UK government tax payable when purchasing property or land in England and Northern Ireland above a certain threshold. Scotland uses Land and Buildings Transaction Tax (LBTT) and Wales uses Land Transaction Tax (LTT) — different rates apply there

How accurate is the Stamp Duty calculator?

The calculator uses the standard published formula for stamp duty. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

What units does the Stamp Duty calculator use?

This calculator works with inches, British pounds, percentages, watts. You can enter values in the units shown — the calculator handles all conversions internally.

What formula does the Stamp Duty calculator use?

The calculator applies the standard formula for this type of calculation. See the 'How It Works' steps above for the detailed formula breakdown.

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