Belgium Tax Calculator (2026)

Income tax rates and take-home pay for Belgium

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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 in Belgium as an employee?

Belgium has a progressive tax system with four income tax brackets ranging from 25% to 50%. Your effective tax rate depends on your income level: the first EUR 16,320 is taxed at 25%, income between EUR 16,320 and EUR 28,800 is taxed at 40%, income between EUR 28,800 and EUR 49,840 is taxed at 45%, and anything above EUR 49,840 is taxed at 50%. On top of federal income tax, a communal tax surcharge of 7% is applied, which varies slightly by region.

What deductions can I claim on my Belgian income tax?

As an employee in Belgium, you get a standard employment expense deduction of 30% of your gross earnings, capped at EUR 5,930, plus a personal basic exemption of EUR 10,910 deducted from your taxable income. You also pay employee social security contributions of 13.07% on your gross compensation, which is deductible from your taxable income, reducing your overall tax burden.

How much do I lose to social security contributions in Belgium?

Employee social security contributions in Belgium are 13.07% of your gross salary and are deducted from your taxable income. This means while you pay the full 13.07% to social security, it reduces the amount of income subject to income tax, providing some tax relief on this mandatory contribution.

What's my take-home pay after taxes and social contributions in Belgium?

Your take-home pay is calculated by subtracting both employee social security contributions (13.07% of gross) and income tax (progressive rates from 25% to 50% plus 7% communal surcharge) from your gross salary. Our calculator applies the standard employment expense deduction of 30% and personal exemption of EUR 10,910 to determine your exact tax liability and net pay.

Does Belgium have regional tax differences I should know about?

Yes, while federal income tax rates are uniform across Belgium, communal tax surcharges vary by region and are averaged at 7% of federal income tax in this calculator. If you're relocating to a specific region or community in Belgium, the actual communal surcharge may differ slightly from this average, so you may want to verify the exact rate for your location.

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