(1) The auditorium floor must be on the ground floor and where it is in the first floor, sufficient number of staircases shall be provided for easy egress of public in case of fire and other accidents from the main foyer and side verandahs to the open at the rate of one meter linear width of stairs for every fifty square meters of floor area of auditorium, all tiers, galleries and balconies, properly distributed on the front and to sides of the auditorium.
Provided that in the case of multiplex, auditorium may be in any floor if sufficient number of staircases and lifts are provided in the multiplex complex for entrance and exit in case of emergency.
(2) The floor shall slope in order to provide a good view of the screen but not steeper than 1:4 and no part of the floor shall be more than 0.9 meters lower or 1.3 meters higher than the adjoining verandah
(3) The auditorium floor shall slope in order to provide a good view of the screen, and the angle of elevation of the inclined floor in an auditorium shall not be less than 1:7 and not more than 1:4 and no part of the floor shall be more than one meter lower or one and a half meters higher than the adjoining passage or verandah.
(4) False roof ceiling if any, for the auditorium shall be with materials specified in rule 45: