This, DoT said, had resulted in low or non-participation of telecom operators in the spectrum auctions in November 2012 and March this year.
A recent note based on the audit said telecom companies such as Bharti Airtel and Idea Cellular had demanded additional spectrum, based on subscriber-linked criteria for meeting the quality parameters of the Telecom Regulatory Authority of India before the spectrum auction decision was taken.
However, they had declined to take part in the auctions, which negated their own positions on spectrum requirement.
According to the audit report, telecom companies had either used spectrum extremely efficiently -- through better technologies, more towers and smaller cells -- or they were compromising with the service standards set by Trai.
It was also possible inaccurate data in service reports by telecom operators or service providers could have represented inflated data on their subscriber bases, the report
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