UK Capital Gains Tax Calculator 2025/26
Calculate CGT on property, shares, and investments with current rates and reliefs
Generated for: Muhammad Ibrahim — UK Capital Gains Calculator (2025/26)
Sources: GOV.UK capital gains pages (links in file comments)
💼 Asset Information
📊 Tax Information
💵 CGT Summary
Enter asset details and calculate
Detailed Calculation Breakdown
2025/26 Capital Gains Tax Rates
Standard CGT Rates
For gains within basic rate band
For gains above basic rate band
Residential Property Rates
For residential property gains
For higher rate taxpayers
Annual Exempt Amount (AEA)
- • Individuals: £3,000 (2025/26)
- • Trusts: £1,500 (2025/26)
- • Business Asset Disposal Relief: 14% rate, £1M lifetime limit
Understanding UK Capital Gains Tax
🏠 Private Residence Relief
Your main home is usually exempt from CGT:
- Full relief if occupied throughout ownership
- Final 9 months always exempt (from April 2020)
- Letting relief limited to £40,000 (shared occupancy only)
💼 Business Asset Disposal Relief
Reduced 14% rate for qualifying business disposals:
- £1 million lifetime limit per individual
- Must meet qualifying conditions
- Rate increased from 10% to 14% from April 2025
📅 Reporting Requirements
UK Residential Property: Report and pay within 60 days of disposal (since April 2020)
Other Assets: Report by 31 December following tax year, pay by 31 January
💡 Allowable Costs
Reduce your gain by deducting:
- Purchase costs (legal fees, stamp duty)
- Improvement costs (not repairs)
- Disposal costs (estate agent, legal fees)
Disclaimer: This calculator provides estimates for educational purposes only. Actual CGT liability may vary based on your complete circumstances, reliefs claimed, and specific HMRC rules. Complex reliefs like rollover relief are simplified. Consult with a tax professional for personalized advice.