Provided that any question involving the expenditure of a sum, exceeding one lakh of rupees shall be referred to the Corporation for orders.

Buildings not to be erected without permission over drains or water or air mains.— (1) Without the written permission of the Commissioner, no building, wall or other structure shall be erected or re-erected, and no street, railway, electric or telephone line or similar other structure shall be constructed over any municipal drain or air main.

1. (2) If any building, wall or other structure is erected, or re-erected or constructed in

contravention of the provisions of sub-section (1), the Commissioner may, subject to the provision of any law for the time being in force, remove the same or otherwise deal with it as he may think fit. The expenses, incurred by him under this sub-section shall be paid by the person offending.