Interested persons have secured gains from government officers and others which are suggestive of corrupt means being adopted by private parties to extract gains,' the Supreme Court had said in 2013 while ordering a probe. 'The conversations are indicative of the deep-rooted malice by private enterprises in connivance with government officials and others for extraneous purposes.

However, more than a decade later, the CBI said all cases stand close now due to inadequate evidence. In the aftermath of the leaked audiotapes, 14 preliminary enquiries (PEs) were registered to probe possible offenses that may arise from the leaked conversations. Raja as telecom minister and Radia's attempts to broker the 2G spectrum sale. The tapes exposed the role of media persons in influencing the then UPA government's decision to appoint A. The Radia Tapes scandal could be considered the precursor to the 2G scam. Swan Telecom, now DB Etisalat, chief Shahid Usman Balwa is already in custody in the 2-G Spectrum case.Radia, the promoter of Vaishnavi Communications, was being probed for money laundering, tax evasion, and other finance-related crimes. Tata and Reliance are clients of Radia's Vaishnavi Communications.

Representatives of four key players and alleged beneficiaries, namely Reliance Anil Ambani Group, Airtel, Swan Telecom and Unitech, have been summoned on April 5.

Ratan Tata also figures in some of these purported conversations with Radia. Radia is allegedly heard in the tapes making a case for Raja to get the telecom portfolio and ensure that Dayanidhi Maran (also of DMK) is kept out. The tapes brought to light Radia allegedly lobbying with journalists and important people to influence formation of the UPA-II cabinet, especially the Telecom portfolio. PAC Chairperson Murli Manohar Joshi as well as several members of the panel had expressed 'satisfaction and happiness' with the deposition made by Vinod Mehta (Outlook) and Manu Joseph (Open). The Central Bureau of Investigation (CBI) today told the Supreme Court that 'no case was made out' even after 14 probes into the taped conversations of public relations professional Niira Radia. On April 5, representatives of four companies - Swan Telecom, Reliance, Airtel and Unitech - have been asked to present themselves,'Īfter editors of 'Outlook' and 'Open' magazines were called in the 2-G spectrum case to question them on the revelations made in their respective publications about tapes regarding Radia's telephonic conversations with captains of industry and important journalists, it was clear that she would be summoned by the PAC. 'Nira Radia and Ratan Tata have been called on April 4 to discuss their role in the 2-G allocation.

Role of central gov in nira radia case