Belgium Tax Calculator (2026)

Income tax rates and take-home pay for Belgium

Advertisement

Belgium Income Tax Brackets (2025)

Bracket Income Range Rate
First bracket€0 - €16,32025.0%
Second bracket€16,320 - €28,80040.0%
Third bracket€28,800 - €49,84045.0%
Top bracket€49,840+50.0%

Personal allowance: €10,910

Employee social security contribution

Bracket Income Range Rate
Employee social security€0+13.1%

Communal tax surcharge

Bracket Income Range Rate
Communal surcharge on federal income tax€0+7.0%

Key Facts

Tax Year

2025

Currency

EUR

Top Rate

50.0%

Brackets

4 brackets

Allowance

€10,910

Social Contributions

1 item

Assumptions

  • · Federal income tax rates apply; regional surcharges (communal taxes) are averaged at 7% of federal tax due and included as a surcharge.
  • · Standard employee expense deduction of 30% of gross earning up to EUR 5,930 is applied.
  • · Personal basic exemption of EUR 10,910 is deducted from taxable income.
  • · Employee social security contribution of 13.07% on gross compensation is deductible from taxable income.
  • · Special social security contribution (EUR 9.30–EUR 60.94/month, max EUR 731.28/year) is not tax-deductible and excluded as it depends on family circumstances beyond a single employee model.
  • · Investment income taxes (30% flat on dividends, 15% on savings interest above EUR 1,050 threshold) are not modeled as they apply to capital gains outside employment income.
  • · Model assumes resident single employee with no dependents, no church tax, and no optional expat regime.
  • · Regional inheritance, gift, and property taxes are excluded as they do not affect current-year net salary comparison.
  • · Communal tax surcharge of 7% applies to federal income tax.
  • · Foreign dividends and interest taxation under ECJ ruling excluded from this employment-focused model.

Frequently asked questions

How much income tax will I pay on my salary in Belgium?

Belgium uses a progressive tax system with four income tax brackets ranging from 25% to 50%. Your effective tax rate depends on your income level, starting at 25% on earnings up to EUR 16,320, increasing to 40% between EUR 16,320 and EUR 28,800, then 45% up to EUR 49,840, and 50% on anything above that. A personal basic exemption of EUR 10,910 is deducted from your taxable income before these rates apply.

What deductions reduce my taxable income in Belgium?

You receive a standard employment expense deduction of 30% of your gross earnings, capped at EUR 5,930, which automatically reduces your taxable income. Additionally, employee social security contributions of 13.07% on your gross salary are tax-deductible, further lowering the amount subject to income tax. These deductions, combined with the EUR 10,910 personal basic exemption, significantly reduce your overall tax burden.

Do I pay social security contributions on top of income tax?

Yes, as an employee in Belgium you pay a mandatory employee social security contribution of 13.07% on your gross income, which is separate from income tax. However, this contribution is tax-deductible, meaning it reduces the income amount subject to the progressive tax brackets. This is already factored into take-home pay calculations on the calculator.

Are there regional or local taxes in addition to federal income tax?

Yes, Belgium applies a communal tax surcharge of approximately 7% on top of your federal income tax bill. This surcharge varies slightly by municipality across the country, and the calculator uses an average rate to give you a realistic estimate of your total tax liability.

What happens to my take-home pay at different salary levels?

Your take-home pay depends on how much of your income falls into each tax bracket. At lower salaries, you benefit more from deductions and the lower 25% bracket rate, but as your income grows, progressively more of it is taxed at higher rates up to 50%. The tax calculator above shows exactly how much you'll take home at any salary level, accounting for all deductions, social contributions, and communal surcharges.

Advertisement

Compare Belgium with another country

See side-by-side tax breakdowns for any two countries

Compare countries