Scam messages have been sent out in the Tax Administration’s name. Read more about scams.

Individuals
Businesses

Take care of your tax matters in MyTax.

Log in to MyTax

Information on MyTax

Businesses Frontpage
Taxes and charges

Value added tax

Being an employer

Tax prepayment

Payments

Excise taxes

Real estate tax

Car taxation

Self-assessed taxes

Income tax returns

Limited liability companies and cooperative societies

Self-employed individuals

General and limited partnerships

Agricultural operators

Associations and foundations

Annual information returns

Construction work reports
Business operations

New business enterprise

Changes in business

Going out of business

Foreign business in Finland

International operations

Transfer pricing

Registers

Financial sector
Cooperation and services

Advance ruling

Appeals

Tax auditing and shadow economy

Businesses
Cooperation and services
Tax auditing and shadow economy

Tax auditing and shadow economy

Tax auditing and shadow economy — other pages

Choose a reliable contracting partner
Recognise VAT risks in your business operations
About the Reporting suspected tax evasion form

Page last updated 1/24/2020

Tax auditing and shadow economy

Choose a reliable contracting partner
Recognise VAT risks in your business operations
About the Reporting suspected tax evasion form

Give up paper letters

Request to receive mail from authorities in electronic format only on Suomi.fi

Activate Suomi.fi Messages

E-file

MyTax
Calculators
Other e-filing resources
The Positive credit register
Incomes Register

Contact

Chat
Contact us
Social media
Forms
Processing times

Detailed guidance

Detailed guidance

The Tax Administration's detailed guidance is especially for tax professionals.

Detailed guidance

About us

About us

Facts about the Tax Administration plus jobs, news and statistics.

About us

© Tax Administration
Data Protection
Feedback
Print