After taking cognisance of the charge sheet, Central Bureau of Investigation (CBI) Special Judge Arvind Kumar issued the summons, asking them to appear in court on December 20. Those issued summons included Tyagi’s cousin Sanjeev alias Julie, then IAF Vice Chief J.S. Gujral, advocate Gautam Khaitan, Italian company Finmeccanica, its subsidiary AgustaWestland, and IDS Infotech. The companies will be represented by their authorised representatives.