Late Payment Penalty / Interest Calculator
Calculate the late payment penalty for an overdue debt.
This calculation gives an estimated result; current legislation and official calculation prevail. For binding matters, consult your accountant or the relevant authority.
$
days
%
Result
900 $
Late payment penalty: 900 $
Result in all units
Step-by-step solution
What Is a Late Payment Penalty?
A late payment penalty is the monthly additional amount applied to taxes and public debts that are not paid by their due date, for the period of delay. As the debt grows, the total payment increases.
How is it calculated?
How Is It Calculated?
Late penalty = debt × monthly rate × months overdue
- Enter the debt amount and the delay period.
- It is multiplied by the monthly late-payment rate.
For partial months, a daily proportion is applied.
Frequently Asked Questions
Is the late payment penalty rate fixed?
No; the rate is set officially and is updated from time to time, so use the current rate.