Official MCP RegistryListed
Belgium Salary and Income Tax Calculator
Belgium 2026: full income tax return, net salary, gross for net, employer cost, vs the Netherlands
First seen 9 Nov 2026. Evidence as of 14 Nov 2026.
6
Tools
From an anonymous probe
1
Source listings
Each with its own history
6
Recorded changes
Since first seen
Tools
| Tool | Description | Behaviour |
|---|---|---|
| compare_with_netherlands | Take-home pay of a job in Belgium (with the situation options of net_salary) next to a job in the Netherlands (2026, optionally with the 8% holiday allowance and the 30% ruling), in euros, with the difference a year. | Read-only |
| employer_cost | What a salary in Belgium costs the employer (employer social contributions itemised), or the reverse: the gross salary a total budget allows. Give gross_annual or budget_annual. | Read-only |
| gross_for_target_net | The gross yearly salary in Belgium that leaves a given take-home pay, with the same situation options as net_salary. Use it to set a salary ask or check an offer. | Read-only |
| income_tax_return | The complete Belgium income tax computation for 2026, as on the return. Covers: Federal scale and the belastingvrije som on its own scale, with increases for children, dependants, single parents, disability; Joint assessment: huwelijksquotiënt and transfer of unused tax-free amounts between spouses; RSZ 13.07%, sociale and fiscale werkbonus, bijzondere bijdrage sociale zekerheid; Forfaitaire vs actual professional costs; expat regime (35% allowance); Regional surcharge (Flanders, Wallonia, Brussels) and gemeentebelasting per municipality; Federal reductions (pensioensparen, langetermijnsparen, childcare, gifts, replacement income) and regional ones (Flemish woonbonus, Walloon titres-services); and more. Returns the tax, the balance still to pay or to be refunded after taxes already paid, every option the law offers compared, and each step with its legal reference. All amounts in EUR; everything is optional, give only what applies. What is not modelled is listed in the result. | Read-only |
| net_salary | Take-home pay for an employee in Belgium from a gross yearly salary in EUR, with 2026 rules: every tax and contribution itemised with its local name, the effective and marginal rate, employer cost and the step-by-step workings. Covers: Income year 2026 brackets with the tax-free sum and children supplements; Municipal surcharge by commune; Marital quotient for a low-earning spouse; Special social security contribution; Expat regime (35% allowance); Meal vouchers. | Read-only |
| tax_rules_covered | The Belgium rules the calculators apply (2026), the options they take, what is not modelled, and the official sources, for the salary calculators and the full income tax return. Call it before answering a question the other tools may not cover. | Read-only |
Change history
- tax_rules_covered: description changed (+"sources, for the salary calculators and the full income tax return." -"sources.")
- income_tax_return: tool added
- server instructions changed (+"income_tax_return works out the full 2026 income tax return (Federal scale and the belastingvrije som on its own scale, with increases for children, dependants, single parents, disability; Joint assessment: huwelijksquotiënt and transfer of unused tax-free amounts between spouses; RSZ 13.07%, sociale and fiscale werkbonus, bijzondere bijdrage sociale zekerheid; Forfaitaire vs actual professional costs; expat regime (35% allowance), and more): use it when someone asks about their tax return, the tax on investments, property or business income, or the balance to pay or get back.")
- Name changed from "Belgium Salary Calculator" to "Belgium Salary and Income Tax Calculator" (registry)
- Description changed (registry)
- Listed (registry)
| Source | Listing | First seen | Last seen | Versions |
|---|---|---|---|---|
| Official MCP Registry | nl.nltaxcalculator/salary-be | 9 Nov 2026 | 14 Nov 2026 | 2 |