29.—(1) If a person fails to pay the costs referred to in a costs recovery notice in full within the payment period, interest is payable on the outstanding amount.
(2) Interest falls to be paid at a rate of 8% per annum calculated on a daily basis for the period beginning with the day after the last day of the payment period and ending on the day payment is made or recovered.
(3) The total amount of interest payable is not to exceed the amount of costs in question.