Section 49(3) in Faridabad Complex Administration Building Rules, 1989
(3)Every chimney when it is built against or forms a part of a wall and extends to or below the surface of the ground shall be built on solid foundation which shall comply with the requirement of the rules relating to the foundations of structural walls. It shall have a dump proof course at the top and if the wall with which it is built requires to be provided with a damp proof course at the bottom. The chimney shall be provided with the same. Also it shall be properly bonded or otherwise securely tied with the wall with which it is built.
