Country A
United Kingdom
Top income tax: 45%
Corporate: 25%
VAT: 20% · CGT: 24%
VS
Country B
Ireland
Top income tax: 40%
Corporate: 12%
VAT: 23% · CGT: 33%
Full Tax Rate Comparison
| Tax Type | United Kingdom | Ireland | Lower Rate |
|---|---|---|---|
| Top Income Tax | 45% | 40% | Ireland |
| Bottom Income Tax | 20% | 20% | Tie |
| Corporate Tax | 25% | 12.5% | Ireland |
| VAT / GST | 20% | 23% | United Kingdom |
| Capital Gains Tax | 24% | 33% | United Kingdom |
| Social Security (Emp) | 12% | 4% | Ireland |
| Dividend Tax | 33.8% | 51% | United Kingdom |
| Tax Treaties | 130 | 74 | United Kingdom |
Take-Home Pay Estimate
Illustration — €100,000 gross annual income
United Kingdom Take-Home
€58,750
Ireland Take-Home
€70,000
Annual Difference
+€11,250
Verdict
Overall Tax Burden
Ireland has a lower overall tax burden
Ireland scores lower on combined tax burden (30 vs 35). Top income tax: 40% vs 45% in United Kingdom. Corporate: 12.5% vs 25%. For high earners and entrepreneurs, Ireland can offer meaningful tax savings.
Tax System: Territorial vs Worldwide
| Factor | United Kingdom | Ireland |
|---|---|---|
| Territorial Taxation | No | No |
| Digital Nomad Visa | No | No |
| Wealth Tax | No | No |
| CFC Rules | Yes | Yes |
Special Regimes Available
| Country | Regime | Rate / Benefit | Duration |
|---|---|---|---|
| Ireland | SARP | 30% of income exempt | 5 years |
Frequently Asked Questions
Which country has lower taxes: United Kingdom or Ireland?
United Kingdom has a top income tax rate of 45% and corporate tax of 25%. Ireland has 40% and 12.5% respectively. On €100k gross, estimated take-home is €58,750 in United Kingdom vs €70,000 in Ireland. Actual liability varies with deductions, residency rules, and individual circumstances.
Is United Kingdom or Ireland better for expats and digital nomads?
United Kingdom uses a worldwide tax system. Ireland uses a worldwide tax system and offers the SARP (30% of income exempt, 5 years). The best choice depends on income type, desired residency duration, and lifestyle preferences.
What is the corporate tax difference between United Kingdom and Ireland?
The statutory corporate tax rate is 25% in United Kingdom and 12.5% in Ireland. Effective rates can differ significantly due to deductions, loss carry-forwards, and R&D credits. Both countries may offer reduced rates or special regimes for SMEs or qualifying businesses.
Disclaimer: Rates shown are statutory rates for 2026. Effective rates vary with deductions and individual circumstances. Not tax advice.