(1) A police officer proceeding under section 174 may, by order in writing, summon two or more persons as aforesaid for the purpose of the said investigation, and any other person who appears to be acquainted with the facts of the case and every person so summoned shall be bound to attend and to answer truly all questions other than questions the answers to which would have a tendency to expose him to a criminal charge or to a penalty or forfeiture.
(2)
If the facts do not disclose a cognizable offence to which section 170 applies,
such persons shall not be required by the police officer to attend a
Magistrate's Court.
Code of Criminal Procedure (CrPC)
172 CrPC Diary of proceedings in investigation
173 CrPC Report of police officer on completion of investigation
174 CrPC Police to enquire and report on suicide, etc
175 CrPC Police to enquire and report on suicide, etc
176 CrPC Inquiry by Magistrate into cause of death
177 CrPC Ordinary place of inquiry and trial
178 CrPC Place of inquiry or trial
179 CrPC Offence triable where act is done or consequence ensues
180 CrPC Place of trial where act is an offence by reason of relation to other offence