Section 2 in Tamil Nadu Combined Development and Building Rules, 2019 [Entire Act]
widespread human, material or environmental losses caused due to earthquake, cyclone, flood, tsunami, landslide and similar event which exceeds the ability of the affected society ... risk of cyclones or (iii) significant flood flow or inundation, or (iv) Tsunami proneness or (v) Landslide proneness or potential, or (vi) One or more