1[166B. Letter of request from a country or place outside India to a Court or an authority for investigation in India.
(1) Upon receipt of a letter of request from a Court or an authority in a country or place outside India competent to issue such letter in that country or place for the examination of any person or production of any document or thing in relation to an offence under investigation in that country or place, the Central Government may, if it thinks fit-
(i) forward the same to the Chief Metropolitan Magistrate or Chief Judicial Magistrate or such Metropolitan Magistrate or Judicial Magistrate as he may appoint in this behalf, who shall thereupon summon the person before him and record his statement or cause the document or thing to be produced; or
(ii) send the letter to any police officer for investigation, who shall thereupon investigate into the offence in the same manner, as if the offence had been committed within India.
(2) All the evidence taken or collected under sub-section (1), or authenticated
copies thereof or the thing so collected, shall be forwarded by the Magistrate
or police officer, as the case may be, to the Central Government for
transmission to the Court or the authority issuing the letter of request, in
such manner as the Central Government may deem fit.]
Code of Criminal Procedure (CrPC)
161 CrPC Examination of witnesses by police
162 CrPC Statements to police not to be signed: Use of statements in evidence
163 CrPC No inducement to be offered
164 CrPC Recording of confessions and statements
164A CrPC Medical examination of the victim of rape
165 CrPC Search by police officer
166 CrPC When officer in charge of police station may require another to issue search-warrant
167 CrPC Procedure when investigation cannot be completed in twenty-four hours
168 CrPC Report of investigation by subordinate police officer
169 CrPC Release of accused when evidence deficient
170 CrPC Cases to be sent to Magistrate, when evidence is sufficient