Русско-англо-русский юридический словарь

The borrower can only reverse the default by paying all overdue amounts plus the next payment due." (TransLegal)

overdue amount is a sum of money which should already have been paid but has not been: The borrower can only reverse the default by paying all overdue amounts plus the next payment due. (TransLegal)

the Supplier shall be entitled but not obliged to charge the BBC interest on the overdue amount from the due date for payment up to the date of payment, ... (bbc.co.uk)

This means banks raise the interest on the overdue amount of a home loan purely because customers are having trouble making the payments. (Morningstar Australia)