Section 29(6) in The Chennai City Corporation Building Rules, 1972
(6)No hut shall be of more than one storey or shall exceed three metres and sixty centimetres in height measured from the top of the plinth to the junction of the eaves and the walls. The wall of the hut at the junction of the eaves and wall shall in no place be less than one and a half metres in height measured from the top of the plinth.
