Section 165(a) in Police Regulations, Bengal , 1943
(a)When a fire alarm is sounded -(i)all ranks shall fall in as quickly as possible. Head constables and constables shall not wait to put on uniform, but shall wear their belts ;(ii)the senior officer present shall detail such number of men as he considers necessary for duty, issue any fire-fighting equipment available and move the party to the scene of the fire as quickly as possible; and(iii)the senior officer present shall divide the party into squads to form a cordon round the fire, to assist in measures against the fire and to guard the place selected for depositing salvaged property.