Purohit s appeal was mainly based on his argument that there was a lack of sanction under section 197(2) of the CrPC from the Indian Army to prosecute him in the blast case because the charge framing was not valid against him, his plea argued. But NIA had confronted his sanction related argument in their reply. Malegaon 2008 Blast Case: Bombay High Court Dismisses Discharge Application Filed by Lt Col Prasad Purohit.