Group S
Legal entity: Group S (social insurance fund)
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 5 of 8 rated · Working in Belgium
Best for: English speakers in Brussels who want to join online.
What works
- English website
- Online affiliation
Watch out
- Management fee not published on pages fetched