Solomon Islands vs Portugal
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
🇸🇧 Solomon Islands — Solomon Islands Tax System
The Solomon Islands levies income tax at progressive rates up to 40%. GST (Goods and Services Tax) replaced import duties for many items. Tax administration is handled by the Inland Revenue Division. Logging, fishing, and subsistence agriculture dominate the economy. Political instability and dependence on aid are ongoing challenges.
🇵🇹 Portugal — Municipal & Regional Taxes
Portugal's 18 districts and 308 municipalities levy a municipal IRS surcharge (Derrama Municipal) of up to 1.5% of taxable income on residents. Municipalities also apply the Derrama Municipal on corporate profits (up to 1.5%). Madeira and Azores autonomous regions have their own lower tax regimes: Madeira has a 14.7% corporate rate in the MIBC (international business centre). Real estate transfer taxes (IMT) are municipal. The NHR (Non-Habitual Resident) regime attracted many foreigners until 2024 when it was replaced by IFICI.
Solomon Islands vs Portugal: Key Tax Differences (2026)
💰 Income Tax: 🇵🇹 Portugal has a higher top income tax rate (0–40% vs 13.25–48%). 🇸🇧 Solomon Islands is more favourable for high earners.
🛒 VAT/Sales Tax: Portugal has a higher consumption tax (10% vs 6–23%).
🏢 Corporate Tax: 🇵🇹 Portugal offers a lower corporate rate (19% vs 30%), which can influence business location decisions.
📈 Capital Gains: 🇸🇧 Solomon Islands taxes investment gains at a lower rate (0% vs 28%), benefiting investors.