Online service for car tax

File a car tax return in MyTax

Read more about car taxation

Go to the old service for viewing old information (only available in Finnish and Swedish)

Note! You can use this service for viewing information only til June 30, 2021.

Using the service requires identification, because the car tax return contains confidential information.

Individuals can identify themselves with their online banking codes on the service.

Companies can use online banking codes to identify themselves for the service via The company can authorise an employee to use the service on the company’s behalf on the e-authorisation service. Companies can also currently access the service with a Katso ID.