437.3. A person who is a selected listed financial institution that is required to file a final return under section 470.1 for a reporting period shall(1) calculate in the return the net tax of the person for the reporting period;
(2) on or before the day on which the person is required to file the return, remit to the Minister(a) the positive amount, if applicable, of the net tax of the person for the reporting period, or
(b) where the person claimed an interim net tax refund for the reporting period in accordance with section 437.4, the amount by which the interim net tax refund for the period exceeds the amount that would be the net tax refund for the period payable to the person under subparagraph 1 of the third paragraph of section 437 if the person had not claimed that interim net tax refund, or, if the person’s net tax for the period is a positive amount, an amount equal to the interim net tax refund for the period; and
(3) report in the return the positive amount paid as or on account of the person’s net tax for the period, in accordance with section 437.2, or the negative amount for which the person claimed an interim net tax refund for the period, in accordance with section 437.4, in the person’s interim return filed under section 470.1 for the period.