Population Register

Retrieve Identity Data with Population Register API. The Population Register API provides verified identity and residency information, helping businesses strengthen due diligence, meet AML/KYC requirements, and prevent fraud. It enables secure, compliant decision-making by ensuring access to up-to-date personal data. With this API, you can:

• Retrieve address information, names, relationships, and historical data from social security numbers
• Create frictionless B2C onboarding and checkout flows
• Verify individual identities for risk assessments

Use case:

A financial institution onboarding a new private (B2C) customer uses the Population Register API to instantly verify the customer's identity and address, ensuring fast, secure registration while meeting compliance requirements.

Endpoint differences

Apply for Production Data

In order to access population registry data through Roaring you need to apply for access via the admin pages of app.roaring.io.

This API requires permission. In order for you to get started you need to apply for this through your account. Access ADMIN, Account information, Permissions.

Person Basic

Is used by customer organization to check a persons name and address and if the customer is alive in a customer validation situation. The customer is informed of the validation. Approval from the Finnish digital and population data services agency is mandatory to use this service.

Person Extended

Is used by customer organization to check a persons name and address and if the customer is alive in a customer validation situation regarding finance, credit, loans and insurance or brokerage of finance, credit, loans and insurance . Is also used to validate a tenant. The customer is informed of the validation. Approval from the Finnish digital and population data services agency is mandatory to use this service.

Person Full

Is used by customer organization to check a persons name and address and if the customer is alive in a customer validation situation regarding finance, credit, loans and insurance or brokerage of finance, credit, loans and insurance . Is also used to validate a tenant. The customer is informed of the validation. Approval from the Finnish digital and population data services agency is mandatory to use this service.

Custody

Is used by customer organization to review the information about a minor creditor and to validate information about guardians regarding child maintenance or when guardians are required in a legal action such as opening a bank account for a minor. The customer is informed of the validation. The customer organization have to have an authorization under the Finance Inspectorate. Approval from the Finnish digital and population data services agency is mandatory to use this service.

In order to get access to the government managed API’s for population registry information you need a permission. Roaring will help you with the application process.

Country codes are in ISO 3166 standard, three digits.

In addition to the ISO 3166 standard, the below country codes are possible:

Code table 1 for endpoints Basic, Full and AML:

Code table 2 for endpoints Extended and FATCA: