MyTax is the Tax Administration’s e-service, where you can take care of most of your tax matters.

Sign in

You can log in to MyTax with your online banking codes, a mobile certificate, or a Katso ID. If you wish to act on behalf of someone else, you will need authorisation. Read more about authorisations

If you submitted your tax return on paper or submitted it electronically by some other method, the information will later be available in MyTax. 

In MyTax, you can

  • request a tax card or prepayments
  • file a personal or corporate tax return
  • pay taxes and submit a bank account number
  • read your own details

Later you will also be able to

Read more about the e-service and its features

Instructions for using MyTax

Individual taxpayers

Corporate taxpayers