MyTax

MyTax will replace the majority of the Tax Administration's current e-services.

Companies log in to MyTax by using a Katso ID. Read more about Katso ID. Individuals use personal online banking codes or a mobile ID card for logging in. This includes household employers, primary producers and the self-employed.

News

9/11/2018 Logging in to MyTax via Suomi.fi in November
3/22/2018 New guidance article on how payments from taxpayers cover the taxes that are due

In MyTax, you can

file income tax returns for corporations or benefits under joint administration
request a prepayment or additional prepayment for a corporation
file self-assessed tax returns (for e.g. VAT or employer's contributions)
request a payment arrangement (self-assessed taxes, corporate income tax, gift tax and inheritance tax)
request a tax debt certificate
file gift tax returns
submit bank account numbers.

Instructions for using MyTax

MyTax

News

In MyTax, you can

Instructions for using MyTax

Payments and transactions

Prepayment and additional prepayment

Corporate income tax

Other matters

VAT

Employer’s contributions