Certification of official competence

A notary public certifies the official competence (authority) of a signatory if the right of the person concerned to act, for example, on behalf of a company or a public authority has to be certified.

Do the following

Deliver the document signed by a public authority or a private organisation to one of the offices of the Digital and Population Data Services Agency.


The certification of competence costs EUR 20 per signature.

Links to laws related to the matter

Act on Notaries Public (in Finnish)

Frequently asked questions

Notary public

Book an appointment

Book an appointment to notary public


Please use secure email if your message contains personal or otherwise confidential information. Please choose [email protected] as the recipient.

Send secure email


Telephone service +358 295 536 404

Service hours Monday–Friday 9–12

If you need a public purchase witness, you can search for one on the website of the National Land Survey of Finland.

Service locations

Addresses of the service locations