He was charged with section 120-B (criminal conspiracy), section 302 (murder) and other sections of the Indian Penal Code (IPC), besides various provisions of the Arms Act.
Along with Kumar, those named in the charge sheet are serving IB officers T Mittal, M K Sinha and Rajiv Wankhede, who have been booked for criminal conspiracy, wrongful confinement, kidnapping and wrongful concealment, besides under various sections of the Arms Act.
In its first charge sheet in the encounter case last year, the CBI had named IPS officer G L Singhal, suspended IPS officers P P Pandey, Tarun Barot and N K Amin besides Vanzara.
The agency had also named retired DSP J G Parmar and commando Anaju Chaudhary.
The CBI accused all of them of murder and criminal conspiracy with regard to the encounter killing of the four.
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