Section 77(iv) in Assam Notified Urban Areas (Other than Guwahati) Building Rules, 2014
(iv)the height of the bottom balcony or the gallery shall not be less than 3.0 m from the floor of the auditorium and depth under the balcony shall not be more than 3 times the clear height. The clear distance between the backs of two successive rows shall not be less than 0.9 m, but for seats with rocking backs it may be 0.8 m;
