"There was a presentation given to all stakeholders as well as CAG (Comptroller and Auditor General) and CVC (Central Vigilance Commission) on April 6, 2010. The issues being observed by audit were not raised at that time," the DoT said in a reply to a draft report of CAG.
The auction for broadband wireless access (BWA) spectrum, which can be used for 4G services, started on May 24, 2010.
Reliance Jio, a subsidiary of Mukesh Ambani-led Reliance Industries, acquired Infotel Broadband Services Pvt Ltd (IBSPL) in June 2010, soon after the little-known firm won nationwide BWA spectrum for about Rs 12,750 crore.
The auditor had compared rates of 3G and BWA spectrum from which it estimated that giving permit to RJio to provide mobile telephony accorded undue advantage worth Rs 22,842 crore to the company.
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The DoT said 3G spectrum cannot be compared with BWA spectrum due to multiple reasons, the main being low cost of providing service using 3G spectrum compared to the cost in BWA spectrum. The department indirectly also questioned CAG's understanding of technical issues.
The DoT rejected demand of CAG to cancel BWA spectrum allocated to RJio. CAG's draft reported alleged that promoter of IBSPL had been in talks with RIL during the course of auction process which was in "gross violation of the confidential clause of NIA (notice inviting application).
"There is no evidence of release of confidential information with an intention of modifying the bidding behaviour. In fact the spectrum auctions conducted in year 2010
The department said it would not have been appropriate for the department to bar conversation or know the details of talk between two private parties.