Belgium has set the interest rates for late tax payment and tax refunds for 2020. For late tax payment, the rate is set at 4% for 2020, which is unchanged from 2019. For tax refunds, the rate is set at 2% for 2020, which is also unchanged from 2019.
The late payment interest rate is based on the average of the reference indices with respect to 10-year OLO's (euro-denominated securities) published by the Belgian Debt Agency for the months of July, August and September of the preceding year, b…