Hungary's National Tax and Customs Administration has announced that the Hungarian National Bank (central bank) reduced the base interest rate from 9.00% to 8.75% with effect from 27 March 2024. For tax purposes, the rate is important for the interest charged on late tax payments, which is equal to the base rate on the original payment deadline increased by 5%.
Click the following link for the current and historical base rates going back to 1990.