Section 69 in The Tamil Nadu Cinemas (Regulation) Rules, 1957
69.
(1)Lanterns shall be placed on firm supports constructed of fire resisting material and shall be provided each with a metal shutter which can be readily inserted between the source of light and the film gate.(2)Where the electric pressure in the enclosure exceeds 125 volts, all metal supports of the lantern shall be connected to the earth.
