(1.) Regular case should be registered under the following circumstances:- a) On the orders of the Supreme Court/High Court; b) On the request of the State Government; c) On the orders of the DGP/CB CID Headquarters." 6. The Crime Branch Manual has been approved by the Government as could be seen from G.O.Ms. No. 185, Home (Pol.VIII) Department dated 16.02.2004 which reads as under: "ORDER: The Crime Branch, CID manual of Police Department sent by the Director General of Police in his letter read above is approved and forwarded to him for Printing in the Printing Press in the Office of the Director General of Police and for supply free of cost. The proof shall be sent to the Inspector General of Police, Crime, for correction. The Inspector General of Police (Crime) is also requested to make indent for No.of copies to be supplied. (ORDER OF THE GOVERNOR) SYED MUNIR HODA SECRETARY TO GOVERNMENT 7. Now it may be apposite to extract Section 156 Cr.P.C.: "156. Police officer's power to investigate cognisable cases