D.VENKATASUBRAMANIAM vs M.K.MOHAN KRISHNAMACHARI .

The Supreme Court held that the High Court cannot interfere with the statutory power of police to investigate cognizable offences under Section 154 and Section 156 of the Code of Criminal Procedure. The Court reiterated that the judiciary and police have complementary functions, and any interference by the courts in police investigations is unwarranted unless a charge is preferred before the court. The judgment emphasized the importance of maintaining the separation of powers between the judiciary and police in the context of criminal investigations.