Section 6(2) in Tamil Nadu District Municipalities Building Rules, 1972
(2)No site, which would admit storm-water draining into it, owing to its level or location, shall be used for the construction of a building, unless arrangements are made to prevent effectively the flooding of the site, either by draining into a storm-water course, if one is available, or by raising the level of the site to an adequate height by the deposit of layers of sand and non-perishable material.
