make sure that the application is signed by the founder of the association about to be registered or by a person authorised on behalf of the association
enclose a receipt of payment of the preliminary check fee or a copy of the receipt.
You can send the application by mail to the National Board of Patents and Registration (NBPR) or bring it directly to NBPR’s Client Service in Helsinki. You can also submit the application to local authorities (Local Register Offices, ‘maistraatti’ in Finnish) of the town or city where the association is registered. The local authorities will then forward the documents to the Register of Associations.