1. No police officer or other person in authority shall offer or make, or cause to be offered or made, any such inducement, threat or promise as is mentioned in section 24 of the Indian Evidence Act, 1872 (1 of 1872).
2. But no police officer or other person shall prevent, by any caution or otherwise, any person from making in the course of any investigation under this Chapter any statement which he may be disposed to make of his own free will:

   Provided that nothing in this Sub-Section shall affect the provisions of Sub-Section (4) of section 164.

1. Any police officer making an investigation under this Chapter, or any police officer not below such rank as the State Government may, by general or special order, prescribe in this behalf, acting on the requisition of such officer, may examine orally any person supposed to be acquainted with the facts and circumstances of the case.
2. Such person shall be bound to answer truly all questions relating to such case put to him by such officer, other than questions the answers to which would have a tendency to expose him to a criminal charge or to a penalty or forfeiture.
3. The police officer may reduce into writing any statement made to him in the course of an examination under this section; and if he does so, he shall make a separate and true record of the statement of each such person whose statement he records.

   Provided that statement made under this sub-section may also be recorded by audio-video electronic means.

   Provided further that the statement of a woman against whom an offence under section 354, section 354A, section 354B, section 354C, section 354D, section 376, section 376A, section 376B, section 376C, section376D, section 376E or section 509 of The Indian Penal Code is alleged to have been committed or attempted, shall be recorded, by a woman police officer or any woman officer.¹

¹ Criminal Law (Amendment) Act, 2013

1. Every report sent to a Magistrate under section 157 shall, if the State Government so directs, be submitted through such superior officer of police as the Stale Government, by general or special order, appoints in that behalf.
2. Such superior officer may give such instructions to the officer in charge of the police station as he thinks fit, and shall, after recording such instructions on such report, transmit the same without delay to the Magistrate.

1. If, from information received or otherwise, an officer in charge of a police station has reason to suspect the commission of an offence which he is empowered under section 156 to investigate, he shall forthwith send a report of the same to a Magistrate empowered to take cognizance of such offence upon a police report and shall proceed in person, or shall depute one of his subordinate officers not being below such rank as the State Government may, by general or special order, prescribe in this behalf, to proceed, to the spot, to investigate the facts and circumstances of the case, and, if necessary, to take measures for the discovery and arrest of the offender:

   Provided that-

   1. when information as to the commission of any such offence is given against any person by name and the case is not of a serious nature, the officer in charge of a police station need not proceed in person or depute a subordinate officer to make an investigation on the spot;
   2. if it appears to the officer in charge of a police station that there is no sufficient ground for entering on an investigation, he shall not investigate the case.

      Provided further that in relation to an offence of rape, the recording of statement of the victim shall be conducted at the residence of the victim or in the place of her choice and as far as practicable by a woman police officer in the presence of her parents or guardian or near relatives or social worker of the locality.

2. In each of the cases mentioned in clauses (a) and (b) of the proviso to Sub-Section (1), the officer in charge of the police station shall state in his report his reasons for not fully complying with the requirements to that Sub-Section, and, in the case mentioned in clause (b) of the said proviso, the officer shall also forthwith notify to the informant, if any, in such manner as may be prescribed by the State Government, the fact that he will not investigate the case or cause it to be investigated.

1. Any officer in charge of a police station 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 XIII.
2. No proceeding of a police officer 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 above-mentioned.

1. Any officer in charge of a police station may, without a warrant, enter any place within the limits of such station for the purpose of inspecting or searching for any weights or measures or instruments for weighing, used or kept therein, whenever he has reason to believe that there are in such place any weights, measures or instruments for weighing which are false.
2. If he finds in such place any weights, measures or instruments for weighing which are false, he may seize the same, and shall forthwith give information of such seizure to a Magistrate having jurisdiction.