Finland: Finland Discloses 2025 Personal Income Tax Data to Municipalities
The Finnish Tax Administration announced on 5 October 2026 the disclosure of public income tax data for natural persons for tax year 2025 to municipal boards (kunnanhallitukset). This annual data sharing is governed by the Act on the Openness of Government Activities and specific tax secrecy provisions. The data includes taxable income, taxes paid, and
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