Section 22(b) in Police Regulations, Bengal , 1943
(b)A Magistrate in charge of a subdivision can only nominate the officer-in-charge of a police-station to investigate a case within the limits of such officer's police-station; but should such Magistrate intimate his opinion that for particular reasons a special officer should conduct the investigation, the Sub-divisional Police Officer or the Circle Inspector shall, if possible, comply with his wishes.
