Provided that (i) (ii) a rebate at the rate of four annas per rupee of the total income shall be allowed in the case of any company which satisfies condition (a), but not condition (b) of the preceding clause; and (iii) Provided further that (i) the amount of the rebate under clause (i) or clause (ii), as the case may be, of the preceding proviso shall be reduced by the sum, if any, equal to the amount or the aggregate of the amounts, as the case may be, computed as here under : (a) on the amount representing the face value of any bonus shares or the amount of any bonus issued to its share holders during the previous year with a view to increasing the paid up capital, except to the extent to which such bonus shares or bonus have been issued out of premiums received in cash on the issue of its shares; and at the rate of two annas per rupee.