Telecom Pvt Ltd, Reliance Telecom Ltd and Unitech Wireless (Tamil Nadu) Ltd are also facing trial in the case.
They have been arraigned as accused in the first two CBI charge sheets filed on April 2 and 25, 2011 respectively.
The court had on October 22, 2011 framed charges against the accused under provisions of the IPC and the Prevention of Corruption Act dealing with offences of criminal conspiracy, cheating, forgery, faking documents, abusing official position, criminal misconduct by public servant and taking bribe.
The offences entail punishment ranging from six months in jail to life imprisonment.
In the case involving promoters of Essar Group and Loop Telecom, the court had framed charges against them for the offences under section 120 B (criminal conspiracy) read with section 420 (cheating) of the IPC, while substantial charge of cheating was made out against Essar Group Director (Strategy and Planning) Saraf only.
During the recording of evidence in the case, which had commenced on July 26, 2012, the court had recorded statements of 95 CBI witnesses, running into 1,056 pages.