21.33.1. Notwithstanding section 21.33, there may be deducted in computing a corporation’s income from a business or property for a taxation year an amount equal to the lesser of(a) the amount that the corporation is obligated to pay to another person under an arrangement described in paragraphs a and b of the definition of “dividend rental arrangement” in section 1 that, if paid, would be deemed by section 21.32 to have been received by another person as a taxable dividend, and
(b) the amount of the dividends received by the corporation under the arrangement referred to in paragraph a that were identified in its fiscal return under this Part for the year as dividends in respect of which no amount was deductible because of section 740.4.1 in computing its taxable income.