UCM (Caisse d'assurances sociales de l'UCM)
Legal entity: Caisse d'Assurances sociales de l'UCM
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 8 of 8 rated · Working in Belgium
Best for: French-speaking self-employed in Wallonia and Brussels.
What works
- Clear worked examples in its 2026 PDF
- Individual adviser
Watch out
- French only
- 4.05% fee