Cr.P.C Section 156

Investigation into cognizable cases.

(1) Any officer in charge of a policestation may, without the order of a Magistrate, investigate any cognizable case which a Court having jurisdiction over the local area within the limits of such station would have power to inquire into or try under the provisions of Chapter XV relating to the place of inquiry or trial.

(2) No proceeding of a policeoffice in any such case shall at any stage be called in question on the ground that the case was one which such officer was not empowered under this section to investigate.

(3) Any Magistrate empowered under section 190 may order such an investigation as abovementioned.

[(4) Notwithstanding anything contained in subsections (1), (2) or (3), no policeofficer shall investigate an offence under section 497 or section 498 of the Pakistan Penal Code, except upon a complaint made by the husband of the woman, or, in his absence, by some person who had the care of such woman on his behalf at the time when such offence was committed.]