16. (1) Where land has been cleared of buildings in accordance with a slum clearance order, the Competent Authority may, at any time after the expiry of thirty days from the date of demolition of all buildings in that area in respect of which decision for demolition has been taken under section 12 determine to redevelop the land in the area, or in part thereof, not being land which on the date of the making of the order has been, or is in the process of being redeveloped by the owner of the land or of the building entitled to do so, in accordance with the provisions of section 15 and in accordance with the plan prepared by it, the owner of the land or building, entitled to do so, has developed or is redeveloping in accordance with the provisions of section 15 and plan approved by it.
(2) Where the Competent Authority has determined to redevelop the land under sub-section (1), it shall be its duty to do so, as far as may be, within a period of two years from the date of determination.
(3) Where the Competent Authority is unable or fails, to redevelop the land within the period of two years it shall report to the State Government the reasons for its inability or failure. The State Government may thereupon require the redevelopment of the land to be completed within such period as it may fix in this behalf.