Power of Commissioner to use or sell materials of dangerous

building taken down, etc.- (1) When the Commissioner takes down any building or part thereof or cuts down any tree or hedge or shrub or part thereof or removes any fruit by virtue of his powers under this Chapter or under section 462, the Commissioner may sell the materials or things taken down or cut down or removed and shall in the case of sale apply the proceeds in or towards payment of the expenses incurred and pay any surplus accruing from such sale to the owner or other person entitled thereto on demand made within twelve months from the date of sale. If no such demand is made such surplus shall be forfeited to the corporation.

1. (2) If after reasonable inquiry it appears to the Commissioner that there is no owner or occupier to whom notice can be given under any section in this

Chapter he may himself take such order with the property mentioned in such section as may appear to him to be necessary and may recover the expense incurred by selling such property (not being land) or any portion thereof.