(3D) or (3E) of section 18 of that Act; and in that connection, it provides: (1) where the total income, as reduced by seven annas in the rupee and by the amount, if any, exempt from income tax exceeds the amount of any dividends (including dividends payable at a fixed rate) declared 148 in respect of the whole or, part of the previous year for the assessment for the year ending on the 31st day of March, 1951, and no order has been made under subsection (1) of section 23A of the Income tax Act,, a rebate shall be allowed, at the rate of one anna per rupee on the amount of such excess (ii) where the amount of dividends referred to in clause (1i) above exceeds the total income as reduced by seven annas in the rupee and by the amount, if, any, exempt from income tax, there shall be charged on the total income an additional income tax equal to the sum, if any, by which the aggregate amount of income tax actually borne by such excess (hereinafter referred to as " the excess dividend ") falls short of the amount calculated at the rate of five annas per rupee on the excess dividend.