The basis for calculating the health insurance contribution for flat-rate taxpayers remains the average remuneration for the fourth quarter of the previous year in the enterprise sector, including profit payouts.
On January 22, 2025, the President of the Central Statistical Office announced that the average remuneration amounted to PLN 8,549.18. The rules for calculating the health insurance contribution for flat-rate taxpayers have not changed, and the rates for 2025 are as follows: