Section 21(ii) in The U.P. Cinematograph Rules, 1951
(ii)(Combustible material) - No combustible material shall be allowed within the enclosure, and all necessary combustible materials when not in use shall be kept in fireproof receptacles suitable for the purpose, and of a type approved by the Regional fire Officer. The box shall be kept closed at all times except when it is necessary to obtain or place a film.
