458.0.5. Notwithstanding section 458.0.4, the interest and penalty payable by a person under that section shall not exceed the amount by which the total of the interest and penalty that would be payable by the person if no amount were paid by the person on account of instalments payable in the period exceeds the amount obtained by calculating on each instalment paid, interest plus 6% per year compounded daily where the penalty under section 458.0.4 has been applied, until the day on or before which the tax on account of which the instalment was payable is required to be remitted.