Section 43 in The Building Regulation in Respect of Lands Covered by the Calcutta Thika Tenancy (Acquisition and Regulation) Act, 1981
43. Height of Rooms :
The height of all rooms for human habitation shall not be less than two metres and seventy centimetres (2.70 m.), measured from the surface of the floor and lowest point of the ceiling :Provided that in the case of sloped roof clear height from the bottom of purline runners/ties measured from the floor of the room shall not be less than 2.4 metres.Note : (i) A ledge not exceeding 60 cm. in width may be permitted provided minimum 2.10 m. clear height from floor is kept.(ii)In the case of sloped roof, the height of the building shall be measured up to the top of the wall where the lower part of the roof rests.
