Procedure for payment of administrative penalty

(1) A penalty under this part shall be paid to the General Revenue Fund, within thirty days after– (a) the date on which notification under section 23 is provided in respect of the penalty; or (b) the date on which an appeal against a penalty assessment pursuant to section 22 is finally determined or withdrawn. (2) If any amount in respect of penalty is not paid by the due date described in sub-section (1), interest on the amount owing shall be charged and computed for the period during which that amount is outstanding. (3) The rate of interest charged under sub-section (2) shall be [10%] per annum. Mutual Administrative Assistance