Finnish Tax Administration Reminder on Upcoming Corporate Tax Return Deadline for 2025

The Finnish Tax Administration has issued a reminder on the upcoming deadline for corporate tax returns for accounting periods ended in December 2025, which are due by 30 April 2026.

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Corporations are due to file their tax returns soon

Corporate taxpayers whose accounting period ended in December 2025 are due to file their tax returns by 30 April 2026. Corporations include limited liability companies, housing or real estate companies, associations, foundations, municipalities, and for…