Instructions for responding

Responding is made on the electronic questionnaire with the identifiers given in the accompanying letter. You can also log into the data collection system with Katso IDs (the Katso service will go out of use by the end of 2019). The link to instructions for Katso identification can be found on the login page.

 Log in


Filling instruction of the electric form

Katso instructions

Accompanying letters

Business Register inquiry for multiple-establishment enterprises (PDF)