Belgium 2026: What Your Employer Is Legally Keeping From You

Belgium 2026: What Your Employer Is Legally Keeping From You
Salary Guides
EuroDuty Team29 June 202613 min read
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On 1 April 2026, Belgium raised its national minimum guaranteed monthly income (GMMI/RMMMG) to €2,189.81 per month for all workers aged 18 and over. That is the floor — the number your employer cannot legally go below. But here is the thing most Belgian workers never find out: the floor is almost the least interesting part of your pay packet. The real money is hidden in the extra benefits your employer is legally required to offer — and quietly hoping you never fully understand.


The Hidden Pay You Are Losing Right Now

You go to work, you get your salary, you pay your taxes. Simple, right? Not in Belgium. Belgium has one of the most sophisticated — and most worker-protective — compensation systems in the entire European Union. But that sophistication cuts both ways. The system is complex enough that millions of workers simply do not know what they are entitled to, and some employers would very much like to keep it that way.

Think about this: most Belgian employees are entitled to a 13th-month salary (end-of-year premium), typically paid in December, and double holiday pay (approximately 92 percent of one month's gross salary), typically paid in May or June when the employee takes their main vacation. That is nearly two extra months of salary sitting in the system — money that is yours by law. Yet workers change jobs, start new contracts, or accept verbal assurances without ever checking the paperwork to confirm those entitlements are properly recorded.

And that is before we even talk about meal vouchers, eco-cheques, or the brand-new 2026 rules that just quietly rewrote how much your employer owes you every single working day. Here is what most people never find out: the Belgian government just upgraded the legal ceiling for meal vouchers, and a huge number of employers have not passed that increase on to their workers.


What the Law Actually Says

Belgium's wage framework is built on a system of Collective Labour Agreements (CAO/CCT), negotiated within over 100 sectoral Joint Committees (Paritaire Comités). Unlike many countries with a simple fixed rate, Belgium's wage floor is governed by a Guaranteed Average Minimum Monthly Income (RMMMG/GGMMI). The GGMMI is established in Collective Labour Agreement No. 43, and is the national minimum wage that must be respected in every sector.

But CLA No. 43 is just the starting point. In addition to the national/cross-sectoral GAMMI, which applies to around 3 percent of the workforce, there are sectoral minimum wages, which are on average around 19 percent higher than the GAMMI. This means the legal minimum wage printed in your contract may actually be lower than what your sector is legally required to pay. Your employer knows which Joint Committee governs your sector. Do you?

For meal vouchers specifically, the legal basis changed at the start of this year. On 17 November 2025, a Royal Decree implementing this change was published in the Official Gazette. Starting 1 January 2026, Belgium raised the maximum value of meal vouchers from €8 to €10 per day. The employer contribution cap increased to €8.91, while the employee share remains €1.09, both retaining social security exemptions. Your employer had a legal window to increase your voucher. Did they?


The Real Numbers for 2026

Here is every key figure you need, verified from official sources for 2026. These are not estimates — they are the numbers currently in force.

CategoryFigureSource / Date
National minimum wage (RMMMG)€2,189.81/month grossSecurex / WageIndicator, from 1 April 2026
Employee social security (ONSS)13.07 percent of gross salaryOECD Taxing Wages 2026
Employer social security (white-collar)~27 percent of gross salaryBoundless / L&E Global, 2026
Employer social security (blue-collar)~33 percent of gross salaryBoundless / L&E Global, 2026
Income tax — bracket 125 percent up to €16,320FPS Finance (fin.belgium.be), AY 2026
Income tax — bracket 240 percent from €16,320 to €28,800FPS Finance (fin.belgium.be), AY 2026
Income tax — bracket 345 percent from €28,800 to €49,840FPS Finance (fin.belgium.be), AY 2026
Income tax — bracket 450 percent above €49,840FPS Finance (fin.belgium.be), AY 2026
Personal tax-free allowance€10,910FPS Finance (fin.belgium.be), AY 2026
Meal voucher (max total per day)€10.00 (employer €8.91 + employee €1.09)Royal Decree, Belgian Official Gazette, 17 Nov 2025, in force 1 Jan 2026
Eco-cheques (max per year)€250National Labour Council (CNT/NAR)
Double holiday pay~92 percent of one month's gross salaryCAO No. 43, paid May/June
Statutory annual leave20 working days minimum (5-day week)Annual Holidays Act
Public holidays10 days per yearBelgian labour law

The personal tax-free allowance — €10,910 for income tax year 2025 (assessment year 2026) — means the first chunk of your income is simply not taxed at all. If your income is less than this personal tax allowance, you do not have to pay tax. That is real money returned to you before the tax brackets even kick in. Yet many workers on lower wages have never been told they may have overpaid withholding tax and could be due a refund — sometimes running into hundreds of euros — after their annual declaration.

For the income tax year 2025 (assessment year 2026), the four brackets are as follows: 25 percent up to €16,320; 40 percent from €16,320 to €28,800; 45 percent from €28,800 to €49,840; and 50 percent above €49,840. The top rate kicks in at a relatively low threshold by European standards — but the good news is that Belgium's system of deductions, allowances, and exempted benefits means your actual tax burden is almost always lower than the headline rates suggest.


What Your Employer Will Never Tell You

Here is where workers get caught out — and where the real money is hiding.

The meal voucher upgrade most employers ignored. Belgium increased the maximum value of meal vouchers from €8.00 to €10.00 per day for employers who provide meal vouchers under a company agreement or are required to do so by a sector-level CBA. The maximum employer contribution increased from €6.91 to €8.91, with the minimum employee contribution remaining unchanged at €1.09. These changes took effect on 1 January 2026. If you are still receiving vouchers worth only €8, your employer has not passed on the legal increase. A further rise to €12 is planned later in the legislative term, alongside broader reforms to voucher schemes. This is not a bonus. This is a right.

Eco-cheques are on their way out — get yours now. Eco-cheques are vouchers that employees can spend on environmentally friendly products and services defined by law. The increase in meal vouchers may help offset the planned abolition of eco-vouchers and cultural vouchers, though no draft legislation has been published. While eco-cheques are still on the table in 2026, your sector's Joint Committee may have already reduced the amount. Do not assume you are getting the full €250 — check your sectoral CBA right now.

The EU Pay Transparency Directive is about to change everything. The EU Pay Transparency Directive must be transposed by 7 June 2026. All Belgian employers must publish salary ranges in job postings, cannot ask about previous remuneration, and must remove pay-confidentiality clauses. This means you now have the legal right to know what your colleagues earn. If you have been told to "keep your salary confidential," that clause is about to become legally unenforceable. Use this moment.

Here are three things you can do right now. First, go to emploi.belgique.be and find your Joint Committee (Paritair Comité) to check what your sector's minimum wage actually is — it may be significantly higher than the national floor. Second, log into Tax-on-web at myminfin.be to check whether you have overpaid withholding tax and may be owed a refund. Third, ask your employer or HR department — in writing — to confirm the current value of your meal vouchers and whether they have been updated to the new €10 maximum effective January 2026.


Belgium vs The Rest of Europe

Belgium sits in an enviable position when it comes to headline wages. The 2026 indexation effective April 1, 2026 raised the RMMMG to €2,189.81 per month, a 7.9 percent increase from 2025. Compare that to France, where — even after a mid-year automatic adjustment — the gross monthly SMIC reached €1,867.02 for a full-time 35-hour week as of 1 June 2026. Belgium's floor beats France's floor by more than €300 per month. And for the Netherlands, a fixed minimum wage per hour of €14.71 gross applies for the first half of 2026 — which, based on a 38-hour week, converts to roughly €2,416 per month, giving the Netherlands a narrow lead.

But raw minimum wage comparisons miss the bigger picture. Belgium's wage system is shaped by automatic indexation, one of the highest employer social security burdens in Europe (~27 percent), mandatory 13th-month and double holiday pay, and extensive sectoral regulation through Joint Committees. What that means for you is that the total value of your Belgian employment package — once you count the double holiday pay, the meal vouchers, the automatic inflation protection, and the sector-specific additions — can be substantially higher than your nominal monthly salary suggests. A worker in France earning slightly above the SMIC gets none of that automatic protection. A worker in Germany, which relies entirely on collective bargaining and has no national minimum wage system as comprehensive as Belgium's, may earn more gross but lose more to a different tax structure. Do not leave this money on the table.


How to Claim What You Are Owed

  1. Find your Joint Committee and check your sectoral minimum wage. Go to emploi.belgique.be, search for your Paritaire Comité (PC) number — it appears on your employment contract — and download the applicable wage scales. If your salary is below the sector minimum, your employer is in breach of the law.

  2. Verify your meal vouchers in writing. Send a written request to your HR department asking for confirmation of the current meal voucher value and the employer/employee split. If you are not receiving €10 vouchers (employer contributing up to €8.91), ask why and request a retroactive correction to 1 January 2026.

  3. File or review your annual tax declaration via Tax-on-web. Log in at myminfin.be (Tax-on-web) to file your income declaration and check whether your employer withheld the correct amount of professional withholding tax. The deadline for online declarations is 15 July 2026. If you overpaid, you will receive a reimbursement from FPS Finance.

  4. Check your double holiday pay payment. Double holiday pay is typically paid in May or June. Verify the amount on your pay slip: it should be approximately 92 percent of one gross monthly salary. If the amount is significantly lower — or missing — contact your social secretariat or Joint Committee.

  5. Request a salary range comparison under the Pay Transparency Directive. From 7 June 2026, your employer must provide pay range information. If you suspect you are being paid below the range for your role, submit a written request to HR and, if unsatisfied, contact the Federal Public Service Employment, Labour and Social Dialogue (SPF Emploi) at emploi.belgique.be to file a complaint.

  6. Use the EuroDuty salary calculator and comparator to benchmark your position. See exactly what you should be netting after ONSS contributions and withholding tax — and compare your package with workers in the same role across the EU — completely free at the EuroDuty salary calculator and EuroDuty salary comparator.



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