(6)Where a firm is succeeded to by a company in the business carried on by it as a result of which the firm sells or otherwise transfers to the company any land on which development allowance has been allowed, the provisions of clauses (a) and (b) of sub-section (5) shall, so far as may be, apply to the firm and the company.Explanation. - The provisions of this sub-section shall apply if the conditions laid down in the Explanation to sub-section (4) of section 33 are fulfilled.