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United States vs San Marino
Tax Rate Comparison

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

🇺🇸 United States
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.

Enter your annual income above to see your personal tax comparison →

Individual Income Tax (Top Marginal Rate)

Top Income Tax Rate
10–37%
TCJA provisions extended; no sunset
No change
9–35%
35% top; EU association reforms ongoing
No change

VAT / GST / Sales Tax

VAT / GST / Sales Tax
0–11%
No federal sales tax; state avg ~6–9%
No change
17%
17% maintained
No change

Corporate Tax Rate

Corporate Tax Rate
21%
Federal flat; proposals to raise to 28% stalled
No change
17%
17% IRES; Pillar Two compliance
No change

Capital Gains Tax

Capital Gains Tax
0–20%
+ 3.8% NIIT; thresholds inflation-adjusted
No change
0–17%
CGT structure maintained
No change

Social Security & Payroll

Social Security / Payroll
~15.3%
SS wage base ~$180,000 est. 2026
No change
~30%
ISS reform; pension sustainability
No change
State, Regional & Local Taxes

🇺🇸 United StatesState & Local Taxes

The U.S. has 50 states each setting their own income tax (0%–13.3%). California tops at 13.3%, while Texas, Florida, and Nevada levy no state income tax. NYC adds its own income tax (up to 3.876%). Sales taxes vary from 0% (Oregon) to over 11% combined. Property taxes are primarily local. Some states like Washington have introduced capital gains levies.

🇸🇲 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.

United States vs San Marino: Key Tax Differences (2026)

💰 Income Tax: 🇺🇸 United States has a higher top income tax rate (10–37% vs 9–35%). 🇸🇲 San Marino is more favourable for high earners.

🛒 VAT/Sales Tax: San Marino has a higher consumption tax (0–11% vs 17%).

🏢 Corporate Tax: 🇸🇲 San Marino offers a lower corporate rate (17% vs 21%), which can influence business location decisions.

📈 Capital Gains: 🇸🇲 San Marino taxes investment gains at a lower rate (17% vs 20%), benefiting investors.

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