Kuala Lampur, May 29 -- Police investigations are principally governed by the Criminal Procedure Code (CPC). They are principally for the collection of evidence.

More than sixty years ago, the Indian Supreme Court in the case of H.N. Rishbud v.State of Delhi explained what police investigations under the Indian Code of Criminal Procedure - on which our CPC is based - entailed.

Justice Jagannadhadas, who delivered the judgment of the Indian apex court said:

"Under the Code investigation consists generally of the following steps: (1) proceeding to the spot; (2) ascertainment of the facts and circumstances of the case; (3) discovery and arrest of the suspected offender; [and] (4) collection of evidence relating to the commission of the of...