Section 401(1A) in Kolkata Municipal Corporation Act, 1980
(1A)[ (a) Notwithstanding anything contained elsewhere in this Act or in any rules or regulations made thereunder, no owner of any building, and no person engaged in the construction of any building on behalf of the owner thereof shall allow storage or stagnation of water in the site for the construction of such building. Every such owner or every such person, as the case may be, shall completely empty all collections of such water at least once in a week.(b)Where the construction of a building is carried on in contravention of the provisions of clause (a), the Municipal Commissioner may, in addition to any other action that may be taken under this Act, by a written order, require the person at whose instance such storage or stagnation of water in the site for the construction of the building is made to stop forthwith any further construction of the building, and such order shall remain in force till the person as aforesaid complies with the requirements of the order as aforesaid to the satisfaction of the Municipal Commissioner.