e-Filing Income tax returns – corporate taxpayers
If you are authorised to represent a limited liability company, a cooperative society or a non-mutual real estate company, log in to Corporation Tax Online to file its tax return (which you would otherwise do by submitting Form 6B on paper) including its enclosures.
- Corporation Tax Online (www.tax.fi/corporationtaxonline)
If your company accounting software creates a computer file serving as an electronic version of the income tax return, log in to Ilmoitin.fi to send it to us.
- Ilmoitin.fi (www.ilmoitin.fi)
Another way to e-file an income tax return is via Tyvi service providers: