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Belgium vs San Marino
Tax Rate Comparison

Enter your income below for a personal tax estimate, then scroll down for full rate breakdowns.

🇧🇪 Belgium
vs
🇸🇲 San Marino
Tax Year:

💰 Personal Income Tax Calculator

Enter your income to see your estimated annual tax liability in each country — side by side.

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Individual Income Tax (Top Marginal Rate)

Top Income Tax Rate
25–45%
Arizona reform reducing top rate; lower brackets widened
-5.0pp vs 2025
9–35%
35% top; EU association reforms ongoing
No change

VAT / GST / Sales Tax

VAT / GST / Sales Tax
6–21%
Some reduced rates restructured under reform
No change
17%
17% maintained
No change

Corporate Tax Rate

Corporate Tax Rate
25%
25% maintained; IP box regime continues
No change
17%
17% IRES; Pillar Two compliance
No change

Capital Gains Tax

Capital Gains Tax
10–33%
New flat 10% CGT on financial assets in reform
No change
0–17%
CGT structure maintained
No change

Social Security & Payroll

Social Security / Payroll
~46%
Reform targets reducing employer contributions over time
-2.0pp vs 2025
~30%
ISS reform; pension sustainability
No change
State, Regional & Local Taxes

🇧🇪 BelgiumRegional & Municipal Income Taxes

Belgium's 3 regions (Flanders, Wallonia, Brussels) and 589 municipalities each add centimes additionnelles (additional centimes) to federal income tax. Municipal rates range from 0% to 9.5% of federal income tax, averaging ~7%. Flanders, Wallonia, and Brussels have differing property tax (précompte immobilier) rates and housing policy incentives. The withholding tax on investment income (précompte mobilier) is federal at 30%. Belgium has no inheritance tax at federal level — it's regional.

🇸🇲 San MarinoMunicipal Taxes (Castelli)

San Marino's 9 castelli (municipalities) levy local property tax supplements and communal fees. San Marino is an enclave within Italy using the euro but maintaining fiscal sovereignty under a Convention with the EU. The income tax (IRPEF) uses a progressive scale. San Marino aims to be a competitive financial jurisdiction while maintaining EU market access — with corporate tax notably lower than neighbouring Italy.

⚠️ Disclaimer: Rates shown are standard top/headline rates for informational purposes. Actual tax liability depends on income level, residency, deductions, and tax treaties. 2025–2026 data reflects announced or enacted rates and may be subject to change. Not financial or legal advice.

Belgium vs San Marino: Key Tax Differences (2026)

💰 Income Tax: 🇧🇪 Belgium has a higher top income tax rate (25–45% vs 9–35%). 🇸🇲 San Marino is more favourable for high earners.

🛒 VAT/Sales Tax: Belgium has a higher consumption tax (6–21% vs 17%).

🏢 Corporate Tax: 🇸🇲 San Marino offers a lower corporate rate (17% vs 25%), which can influence business location decisions.

📈 Capital Gains: 🇸🇲 San Marino taxes investment gains at a lower rate (17% vs 33%), benefiting investors.

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