67. At the time fixed for the sale, the person designated by the Commission shall sell to the highest bidder the immovables described in the notice upon which taxes which became exigible before the date fixed have not been paid, after making known the amount to be raised on each, including therein the costs of sale. The immovables shall be put up and sold separately, in the order in which they are described in the notice.
R. S. 1964, c. 170, s. 60.