Joining our OASI and Family Allowances Office, which operates all over Switzerland, is only possible for members of our founding association, Arbeitgeberverband Region Basel (Basel Employer's association), or one of its sections.

For your registration request, please use the following forms depending on your personal situation (in German):

You will be Self-employed for the first time:

Questionnaire to determine the status under social security legislation of employed persons (form in German)
Additional questionnaire for partners in general partnerships

You already have activities as a Self-employed person:

Application form for self-employed people, general partnerships and legal persons

Contact details

We would be happy to answer any questions you may have about membership of our office. Give us a call (+41 61 285 22 22) or book an online appointment via our homepage. We look forward to hearing from you.

More information on this topic:

More information about our compensation office is available here.