The Special Cell of Delhi Police filed its charge sheet before Chief Metropolitan Magistrate (CMM) Amit Bansal who took cognisance of the final report and posted the matter for further proceeding on April 30.
In its charge sheet filed against Delhi Police constable Arvind Dabas, 35, and three private detectives, Anurag Singh, 37, Neeraj Nayar, 36, and Nitish Singh, 30, who are now in judicial custody, it said Anurag, the alleged mastermind, was obtaining call detail records (CDRs) of Jaitley and others expecting it could be "exploited" in rescuing himself from the Amar Singh case.
The police said Anurag, along with others, was arrested on December 30, 2005 in the Amar Singh phone tapping case.
The special cell had in December 2005 registered a case after allegations that Amar Singh's phone was tapped by some "unscrupulous elements" and during the investigation, Anurag was arrested along with others for allegedly forging letters of the then Joint Commissioner of Police and the Home Secretary of Delhi government to tap the phone of Amar Singh.