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Responsible for the service Finnish Immigration Service

Citizenship application for adults

  • Permit or other obligation
  • Nationwide
  • Public service

Apply for Finnish citizenship by submitting a citizenship application if:

  • you are at least 18 years old and
  • you meet the requirements for becoming a citizen and
  • you live in Finland.

You must be in Finland to apply for Finnish citizenship.

Do the following

1. Make sure you meet the requirements for becoming a Finnish citizen.

  • You are at least 18 years of age and your identity has been reliably established.
  • You must have at least satisfactory oral and written skills in one of the following languages: Finnish or Swedish or Finnish Sign Language or Finland-Swedish Sign Language.
  • You live in Finland and you have lived here long enough.
  • You are not guilty of any crime and no restraining order has been issued against you.
  • You have met your payment obligations.
  • You have sufficient financial resources.

2. Make sure you have all the necessary attachments.

3. Fill in the application and add your documents.

4. Pay for the application.

5. Visit a service point to prove your identity.

6. Wait for the decision, we will contact you if necessary.

The service is provided by

Finnish Immigration Service

Responsible for the service

Finnish Immigration Service
Text edited by: Finnish Immigration Service
Updated: 14/9/2026