United Kingdom vs Tonga
Tax Rate Comparison
Enter your income below for a personal tax estimate, then scroll down for full rate breakdowns.
💰 Personal Income Tax Calculator
Enter your income to see your estimated annual tax liability in each country — side by side.
Individual Income Tax (Top Marginal Rate)
VAT / GST / Sales Tax
Corporate Tax Rate
Capital Gains Tax
Social Security & Payroll
🇬🇧 United Kingdom — Devolved, Council & Business Rates
Scotland sets its own income tax bands (six bands; top rate 48%). Wales has limited income tax-varying powers. Northern Ireland follows UK rates. All residents pay Council Tax to local authorities (typically £1,200–£4,000+/year). Business rates are set nationally but collected locally. SDLT applies to property purchases (LBTT in Scotland, LTT in Wales).
🇹🇴 Tonga — Tonga Tax System
Tonga levies income tax at a flat 20% on income above the personal allowance. No capital gains tax. Consumption tax at 15% replaced the previous sales tax. The economy is heavily reliant on remittances (over 40% of GDP) from Tongans abroad, mainly in Australia, New Zealand and the US. Agriculture and fishing are the main domestic sectors.
United Kingdom vs Tonga: Key Tax Differences (2026)
💰 Income Tax: 🇬🇧 United Kingdom has a higher top income tax rate (0–45% vs 0–20%). 🇹🇴 Tonga is more favourable for high earners.
🛒 VAT/Sales Tax: United Kingdom has a higher consumption tax (0–20% vs 15%).
🏢 Corporate Tax: Corporate rates are similar in both countries (19–25% vs 25%).
📈 Capital Gains: 🇹🇴 Tonga taxes investment gains at a lower rate (0% vs 24%), benefiting investors.