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UK Capital Gains Tax Calculator — 免費線上計算機 | HomeCalcPro

UK Capital Gains Tax Calculator精準試算,提供行業標準公式與即時測算結果。

Parameters & Values

Computed Financial Summary

Real-time
Key Output
$0.00
Instant net calculation
Metric 1—
Metric 2—
Breakdown & Rules:

Adjust parameters to update tax and amortization results.

UK Capital Gains Tax Formula

Transparent mathematical methodology explained in plain English.

CGT = (Net Capital Gain - £3,000 Annual Exemption) × Tax Rate (10%/20% Shares or 18%/24% Property)

Calculates tax on net gains after subtracting the £3,000 annual tax-free allowance and allowable acquisition/improvement costs.

Variables Explained:

  • Disposal Proceeds (£): Selling price of asset.
  • Acquisition Cost (£): Original purchase price plus allowable improvement costs.
  • Asset Type: Listed shares / crypto (10% / 20%) or Residential Property (18% / 24%).
Real Project Example

£25,000 Net Gain on Stock Portfolio for a Higher-Rate Taxpayer

Applying the £3,000 annual exemption and 20% capital gains rate.

Sample Project Inputs:
Capital Gain:£25,000
Asset:Shares
Taxpayer:Higher Rate (40%)
Step-by-Step Calculation:
  1. Deduct Annual Exemption: £25,000 - £3,000 = £22,000 taxable gain.
  2. Apply Higher-Rate Shares CGT (20%): £22,000 × 0.20 = £4,400.
Calculated Answer:£4,400 Capital Gains Tax payable to HMRC (Net profit retained: £20,600).
Verified Calculation StandardsE-E-A-T Verified

Formulas calibrated against Standard Compound Amortization Algebraic Models & Truth in Lending (TILA) Formula Standards. Calculations are computed 100% client-side in your browser for absolute data privacy.

Knowledge Base

常見問題解答 (FAQ): UK Capital Gains Tax Calculator

Click any question below to expand quick answers, formulas, and expert tips.

What is the UK Capital Gains Annual Exemption for 2024/2025?

The UK annual CGT-free allowance is £3,000 per individual (£1,500 for trusts).

Do I pay CGT when selling my main home in the UK?

No, Private Residence Relief (PRR) fully exempts gains from the sale of your primary residence from Capital Gains Tax in most circumstances.