Decision Summary
Overall outcome based on all metrics
✓ United Kingdom wins
UK CGT rates are significantly lower than Ireland across most asset classes. Standard rates of 10-24% versus Ireland's 33% represent a material difference for investors and property holders. However, Ireland's Entrepreneur Relief Rate with a €10.000.000 lifetime limit is vastly superior to the UK's £1.000.000 Business Asset Disposal Relief limit. making Ireland better for high-value business exits above €1.2m.
Investment portfolio disposal
🇬🇧 UK
UK 10-20% on shares versus Ireland 33%. Substantial saving on equity portfolio exits
Residential property sale
🇬🇧 UK
UK 18-24% versus Ireland 33% on property gains
Business sale below €1.2m
🇬🇧 UK
Both offer 10% entrepreneur rates. UK BADR available at smaller amounts
Business sale €1.2m to €10m
🇮🇪 Ireland
Ireland ERR covers up to €10m at 10%. UK BADR only covers £1m. above that UK standard rates apply
Large business exit (€10m+)
🇬🇧 UK
Above Ireland's €10m ERR limit, both pay standard rates. UK standard lower at 20% vs Ireland 33%
Annual portfolio rebalancing
🇬🇧 UK
UK annual exemption of £3.000 higher than Ireland's €1.270. Lower rate on gains above exemption
18-24%
UK CGT standard rate
18% basic rate taxpayers. 24% higher rate. Residential property rates
33%
Ireland CGT standard rate
On disposals above annual exemption. Standard rate for most assets
£3.000
UK annual CGT exemption
Reduced from £12.300 in 2023. Major reduction in recent years
€1.270
Ireland annual CGT exemption
Unchanged for many years. Very low relative to asset values
10% (up to £1m)
UK Entrepreneurs Relief
Business Asset Disposal Relief. 10% rate on qualifying business disposals
10% (up to €10m)
Ireland ERR
Entrepreneur Relief Rate. 10x higher lifetime limit than UK
⚖️ Side-by-Side Comparison
Metric
🇬🇧 United Kingdom
🇮🇪 Ireland
Winner
Standard CGT Rate
On most asset disposals
18% (basic rate) / 24% (higher rate)
33% standard rate
🇬🇧 United Kingdom
UK standard CGT rate significantly lower than Ireland's 33%
Annual CGT Exemption
£3.000 (approximately €3.500)
€1.270
🇬🇧 United Kingdom
UK annual exemption higher than Ireland despite recent reductions
Residential Property CGT
18% (basic) / 24% (higher rate)
33% standard rate
🇬🇧 United Kingdom
UK significantly cheaper for property disposal gains
Business Sale (Entrepreneurs Relief)
10% on first £1.000.000 lifetime (BADR)
10% on first €10.000.000 lifetime (ERR)
🇮🇪 Ireland
Ireland's €10m limit is 10x the UK's £1m. decisive for larger exits
Shares in Listed Companies
18-24% depending on income tax band
33% standard rate
🇬🇧 United Kingdom
UK substantially lower for equity portfolio disposals
Share Options / EMI Schemes
10% under BADR if qualifying. Otherwise 18-24%
Restricted Share Units taxed as income. CGT on further gains
🇬🇧 United Kingdom
UK EMI scheme with BADR provides very efficient equity incentive treatment
Payment Deadline
60 days for property. By 31 Jan following tax year for other
31 October following tax year for October disposals. 31 January for others
Tied
Both have reporting and payment obligations. UK property reporting particularly strict
Non-Resident CGT
Non-residents taxed on UK property gains
Non-residents taxed on Irish property gains
Tied
Both have non-resident CGT on domestic property. Similar rules
ⓘ UK CGT rates changed from April 2024. Residential property rates: 18% basic rate / 24% higher rate. Other assets: 10% basic rate / 20% higher rate. Ireland: 33% standard on all assets. BADR: Business Asset Disposal Relief (UK). ERR: Entrepreneur Relief Rate (Ireland). All amounts reflect 2026 rates. GBP converted at approximately 1,18 EUR.
🧠 Analysis
Ireland's Entrepreneur Relief Rate Lifetime Limit Is 10x the UK. Decisive for Mid-Size Business Exits
Key Evidence
- Ireland Entrepreneur Relief Rate (ERR): 10% on gains up to €10.000.000 lifetime limit
- UK Business Asset Disposal Relief (BADR): 10% on gains up to £1.000.000 lifetime limit
- At a €5.000.000 business exit: Ireland pays €500.000 CGT (10%). UK pays £100.000 at 10% then approximately £800.000 at 20% = approximately £900.000 (approximately €1.060.000)
- The ERR advantage only applies between €1.2m and €10m in exit value. below and above these levels the calculation changes
What This Means
For entrepreneurs selling businesses in the €1.2m to €10m range, Ireland's ERR is dramatically more efficient than the UK's BADR. A €5m exit saves approximately €560.000 in CGT by being structured through Ireland versus the UK. This is one of the primary reasons many Irish-rooted entrepreneurs structure business ownership through Irish holding companies.
Source: Ireland Revenue — Entrepreneur Relief Rate official guidance. UK HMRC Business Asset Disposal Relief guidance 2026
UK Annual CGT Exemption Has Been Cut by 75% Since 2023. It Is No Longer a Meaningful Shelter
Key Evidence
- UK annual CGT exemption was £12.300 in 2022/23. Cut to £6.000 in 2023/24 and £3.000 from 2024/25
- A 75% reduction in 4 years significantly increases the UK CGT burden on regular portfolio disposals
- Ireland's €1.270 exemption has not been updated for years and is also inadequate
- Both countries have small exemptions relative to typical investment portfolio gain levels
What This Means
The annual exemption no longer provides meaningful CGT shelter in either country. UK investors with regularly rebalanced portfolios now face CGT on much smaller gains than before 2023. Tax-efficient account structures (ISA in UK, pension contributions) become more important as the annual exemption provides diminishing protection.
Source: UK HMRC CGT annual exemption history. OECD capital gains tax statistics 2026
✓ Understanding Check
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🎯 Make Your Decision
Which jurisdiction is more CGT-efficient for your situation?
Based on asset type and disposal value
Investment portfolio disposal
🇬🇧UK
UK 10-20% versus Ireland 33%. Substantial saving on equity portfolio exits
Residential property sale
🇬🇧UK
UK 18-24% versus Ireland 33% on property gains
Business sale €1.2m to €10m
🇮🇪Ireland ERR
Ireland's €10m ERR limit covers mid-size exits. UK BADR limited to £1m
Large business exit (€10m+)
🇬🇧UK
Above Ireland ERR limit, both pay standard rates. UK 20% lower than Ireland 33%
Annual portfolio rebalancing
🇬🇧UK
Higher annual exemption and lower rate on gains above exemption
⚖️ Related Comparisons
📊 Related Intelligence
❓ Frequently Asked Questions
For most asset types yes. UK standard CGT rates are 10% for basic rate taxpayers and 18-20-24% for higher rate taxpayers depending on the asset. Ireland charges 33% standard on most assets. However, for business exits between €1.2m and €10m, Ireland's Entrepreneur Relief Rate at 10% (€10m lifetime limit) is significantly better than the UK's Business Asset Disposal Relief (£1m limit).
Yes. Investments held within a Stocks and Shares ISA are completely exempt from UK capital gains tax and income tax on returns. ISA allowance in 2026 is £20.000 per year. Ireland has no equivalent wrapper offering CGT exemption on investment gains. This is a significant long-term advantage of the UK tax environment for individual investors.
For residential property disposals, UK CGT must be reported and paid within 60 days of completion using HMRC's Real Time Capital Gains Tax service. For other assets (shares, business assets), CGT is reported in the annual self-assessment return due 31 January following the tax year. Late payment penalties apply.
✓ Key Takeaways
Key Takeaways
✓
UK standard CGT rates (10-24%) are significantly lower than Ireland's 33% for most assets
✓
Ireland's Entrepreneur Relief Rate at €10m lifetime is 10x the UK's £1m BADR. decisive for mid-size exits
✓
UK annual CGT exemption was cut by 75% from £12.300 to £3.000 between 2022 and 2024
✓
For investment portfolios and property sales, UK is substantially more tax-efficient
✓
For business sales between €1.2m and €10m, Ireland's ERR is dramatically more efficient
✓
Neither country has an annual exemption that provides meaningful shelter for significant gains
✓
UK ISA allows completely tax-free investment gains. Ireland has no equivalent wrapper
✓
Non-residents are taxed on property gains in both countries
Sources & References
Comparison for informational purposes only. Results depend on individual circumstances. Last updated Jan 2026.
Disclaimer
CGT rates change frequently. UK rates changed in April 2024. Always verify with HMRC or Revenue Ireland. This is not tax advice.
CGT rates change frequently. UK rates changed in April 2024. Always verify with HMRC or Revenue Ireland. This is not tax advice.