Digital and Population Data Services Agency

Sending classified mail to the Digital and Population Data Services Agency

E-services

You can email the Digital and Population Data Services Agency safely with secured mail.

Register in the service with your email address and follow the instructions. Select the correct addressee from the drop-down list of the secured mail function. You can also find the address in the details of the relevant service.

Please note that in some situations, scanned documents will not suffice and you ...

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You can find here processing times of our customers’ applications and other requests.

Services

Digital and Population Data Services Agency
Applying for a non-disclosure for personal safety reasonsDigital and Population Data Services Agency
Service
Nationwide
Public service
A non-disclosure for personal safety reasons restricts the disclosure of your address information. It must be applied for in writing.
Digital and Population Data Services Agency
Applying for a revocation of the right to officiate weddingsDigital and Population Data Services Agency
Permit or other obligation
Nationwide
Public service
A registered religious community or an officiator can apply for a revocation of a granted right to officiate weddings.
Digital and Population Data Services Agency
Applying for a right to officiate weddingsDigital and Population Data Services Agency
Permit or other obligation
Nationwide
Public service
A registered religious community can apply for a member of their community a right to officiate weddings.
Digital and Population Data Services Agency
Certificates from the Population Information SystemDigital and Population Data Services Agency
Service
Nationwide
Public service
You can order certificates containing personal data stored in the Population Information System. The certificates are valid in Finland and abroad.
Digital and Population Data Services Agency
Certification of purchaseDigital and Population Data Services Agency
Service
Nationwide
Public service
If you are buying, selling, gifting or exchanging immovable property, you will need the services of a public purchase witness, an attesting notary.
Digital and Population Data Services Agency
Change of surnameDigital and Population Data Services Agency
Service
Nationwide except the Åland Islands
Public service
You can change your surname by filing in a name change application form.
Digital and Population Data Services Agency
Changing a child’s mother tongue or notifying the communication languageDigital and Population Data Services Agency
Service
Nationwide except the Åland Islands
Public service
As the child's guardian, you can notify the child's native language or communication language.
Digital and Population Data Services Agency
Checking your personal dataDigital and Population Data Services Agency
Service
Nationwide
Public service
You can check your personal data stored in the Population Information System. You can view your family relations, address information and past data.
Digital and Population Data Services Agency
Converting a registered partnership into a marriageDigital and Population Data Services Agency
Service
Nationwide
Public service
You can convert your partnership registered in Finland into a marriage by notifying the Digital and Population Data Services Agency.
Digital and Population Data Services Agency
Correcting data in the Population Information SystemDigital and Population Data Services Agency
Service
Nationwide except the Åland Islands
Public service
If your data in the Population Information System is incorrect, you can ask for it to be corrected. Some data you can also correct yourself.
Digital and Population Data Services Agency
Examination of impediments to marriageDigital and Population Data Services Agency
Service
Nationwide
Public service
Before marriage, an examination of impediments to marriage must be carried out. This ensures that no impediments exist for the marriage.
Digital and Population Data Services Agency
Last name upon marriageDigital and Population Data Services Agency
Service
Nationwide except the Åland Islands
Public service
When requesting an examination of impediments to marriage, you must indicate which last name you use after the marriage ceremony.
Digital and Population Data Services Agency
Marriage ceremony and marriage registrationDigital and Population Data Services Agency
Service
Nationwide
Public service
Marriages are registered in the Population Information System. Digital and Population Data Services Agency can perform a civil marriage ceremony.
Digital and Population Data Services Agency
Membership in a religious communityDigital and Population Data Services Agency
Service
Nationwide
Public service
You can join by submitting a notification directly to a religious community. You can leave a religious community in the Suomi.fi Web Service.
Digital and Population Data Services Agency
Non-disclosures of dataDigital and Population Data Services Agency
Service
Nationwide
Public service
You have the right to prohibit the disclosure of your personal and address data from the Population Information System.
Digital and Population Data Services Agency
Notification of a child's nameDigital and Population Data Services Agency
Service
Nationwide except the Åland Islands
Public service
As the guardian of a newborn child, you must report your child’s name and native language to the Population Information System.
Digital and Population Data Services Agency
Notification of the preferred name of a childDigital and Population Data Services Agency
Service
Nationwide except the Åland Islands
Public service
As the child's guardian, you can notify the child's preferred name.
Digital and Population Data Services Agency
Registering a prenuptial agreementDigital and Population Data Services Agency
Service
Nationwide
Public service
Spouses can agree that their property will not be divided equally upon the dissolution of the marriage or registered partnership.
Digital and Population Data Services Agency
Removing a non-disclosure for personal safety reasonsDigital and Population Data Services Agency
Service
Nationwide
Public service
A non-disclosure for personal safety reasons can be removed when no longer needed. If you are an adult, you can remove the non-disclosure by yourself.
Digital and Population Data Services Agency
Reporting data to the Population Information SystemDigital and Population Data Services Agency
Service
Nationwide
Public service
You can notify the Population Information System of your native language, preferred name, profession, email address and communication language.

Text edited by: Digital and Population Data Services Agency

Updated: 25/9/2026

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