Section 30(6) in Tamil Nadu Combined Development and Building Rules, 2019
(6)Natural hazard prone areas. - (1) Areas likely to have (i) moderate to very high damage risk zone of earth quakes, or (ii) moderate to very high damage by cyclones, or (iii) significant flood flow or inundation, or (iv) land slides proneness or potential, or (v) tsunami proneness, or (vi) one or more of this hazards, have been declared as natural hazard prone areas.
