National Aid Fund (Caisse nationale auxiliaire / Nationale Hulpkas)
Legal entity: Caisse nationale auxiliaire d'assurances sociales pour travailleurs indépendants (INASTI)
Checked 2 November 2026In 1 guideINASTI/RSVZ (NISSE)
best score, Working in Belgium
Where it appears
- Best social insurance fund for self-employed in Belgium (2026)
Rank 7 of 8 rated · Working in Belgium
Best for: Self-employed who prefer the public fund (also the default fund for those who never choose).
What works
- Public fund run by INASTI
- English landing page
Watch out
- Fee not published
- Minimal online services