Belgium (BE)
Belgium is a small but densely populated federal kingdom at the crossroads of Western Europe, split across three linguistic regions — Dutch-speaking Flanders, French-speaking Wallonia, and bilingual Brussels — and famed for its medieval cities, world-class beer and chocolate, and its role as the de facto capital of the European Union.
Social Security in Belgium
Benefits, contributions, and how the system works for expats.
Belgium has one of the most comprehensive social security systems in the world. It is administered federally but with significant regional variations for certain benefits. The system covers: healthcare (via mutuality), pensions, unemployment, work accidents, occupational diseases, family allowances (now regionalised), and disability. Contributions are compulsory for employees and self-employed persons. EU citizens and those covered by Belgium's social security treaties benefit on equal terms with Belgian nationals.
National Register Number
Rijksregisternummer / Numéro de registre national (NISS/INSZ)
Automatically assigned when you register at your commune (gemeentehuis / maison communale). Appears on your eID card. Non-EU nationals receive it through the Immigration Office process. Self-employed persons also receive a separate RSVZ/INASTI number.
- All social security interactions (healthcare, pension, unemployment)
- Tax return filing on myminfin.be
- Access to e-government services (MyMINFIN, MyCareer, MyFamily)
- eID card identifier
- Employer and HR records
- Healthcare and mutuality membership
Benefits & Support Payments
Unemployment benefit
Werkloosheidsuitkering / Allocation de chômage
Income replacement for unemployed persons who have worked sufficient days in the reference period. Belgium has a generous and long-duration unemployment system with no hard cut-off (unlike most EU countries).
Must have worked at least 312 days in the last 21 months (or 468 days in 33 months for older workers). Must be available and actively seeking work. Register with VDAB (Flanders), Forem (Wallonia), or Actiris (Brussels).
Apply at your mutuality's unemployment office (vakbond / syndicat) or CAPAC/HVW for those not in a union. Register as job-seeking with your regional employment service within 8 working days of job loss.
Disability benefit
Invaliditeitsuitkering / Allocation d'invalidité
Income replacement after 12 months of recognised inability to work due to illness or injury. First 12 months covered by employer-paid sick pay scheme.
Must have been in primary incapacity for at least 12 months. INAMI/RIZIV (national health insurance) recognition required. GP and INAMI/RIZIV medical assessment needed.
Your GP reports incapacity to your mutuality. After 1 month, formal recognition is requested. After 12 months, automatic transition to invalidity via INAMI/RIZIV.
Child benefit (Flanders)
Groeipakket (Flanders) / Allocations familiales (Wallonia/Brussels)
Monthly payment for each child from birth until age 18 (or 25 if in education). Belgium's child benefit system was regionalised in 2020; three separate systems now exist.
Available for all children legally residing in Belgium, regardless of the parents' nationality or employment status. EU citizens and non-EU residents with legal status qualify.
Flanders: register with a payment agency (uitbetalingsinstelling) such as Infino, Parentia, or Famiris within 6 months of the child's birth or arrival. Wallonia: Famifed/Famiwal. Brussels: Iriscare.
Maternity leave benefit
Moederschapsuitkering / Allocation de maternité
Income replacement during the 15-week mandatory maternity leave period (17 weeks for multiple births).
Employed or self-employed women who have paid contributions for at least 6 months. Available regardless of nationality.
Notify your employer and INAMI/RIZIV mutuality at least 7 weeks before the expected birth date. The employer handles the first day; mutuality covers the rest.
Social integration income (CPAS/OCMW)
Leefloon / Revenu d'intégration sociale (RIS)
Last-resort financial assistance for people with insufficient income who do not qualify for other benefits.
Belgian nationals, EU citizens with legal residence, certain non-EU nationals with long-term residence. Must apply in person at your local CPAS/OCMW office.
Visit your local CPAS (Centre Public d'Action Sociale) / OCMW (Openbaar Centrum voor Maatschappelijk Welzijn). Required to seek work and follow a personalised integration programme.
Pension (statutory)
Wettelijk pensioen / Pension légal
State pension based on career length and average salary. Full career = 45 years. Minimum pension available.
Belgian residents who have contributed to the pension system. Accessible via MyPension.be. Retirement age: 65 (rising to 66 in 2030).
Apply via MyPension.be or at your pension office (Pensioendienst / Service des pensions) at least 6 months before planned retirement.
Contribution Overview
Employee total social contribution: 13.07% of gross salary + special contribution (€0–731/year). Employer total: ~25% (varies by joint committee and company size). Self-employed: 20.5% on first €73,504 of net income; 14.16% above that; minimum quarterly contribution ~€867 (2026).
International Social Security Agreements
Belgium has social security totalization agreements with all EU/EEA countries (EU coordination rules), the UK (post-Brexit treaty), USA, Canada, Australia, Japan, India, and ~30 other countries. Periods worked abroad count towards Belgian benefit eligibility thresholds.
Belgium's social security system is among the most generous in the world but also among the most complex, with federal, regional, and sector-level variations. New arrivals should enrol with a mutuality and register at their commune as priority steps. The NISS/INSZ number is the key to accessing all services.
Social Security
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