According to an update from the National Bank of Kazakhstan, the base interest rate is increased from 15.25% to 16.5% with effect from 11 March 2025. The rate was previously increased from 14.25% to 15.25% with effect from 2 December 2024. For tax purposes, the rate is important as it is used in determining late payment interest, which is calculated as 1.25 times the base rate, divided by 365 …