Competent Authority for Declaration

Service provider declaration forms must be submitted to the State Secretariat for Education, Research and Innovation (SERI).

All EU/EFTA citizens wishing to carry out a regulated professional activity in Switzerland for a maximum of 90 working days per calendar year must submit a declaration form via SERI’s online portal. Detailed information on the entire procedure can be found under Declaration procedure and duration.

Persons wishing to carry out a non-regulated professional activity in Switzerland for a maximum of 90 days per calendar year do not need to submit a declaration form to SERI.

https://www.sbfi.admin.ch/content/sbfi/en/home/bildung/recognition-of-foreign-qualifications/declaration-procedure-for-service-providers-from-eu-efta-states/declaration-center.html