Spectrum auction day twelve, 7 rounds of bidding were completed on Tuesday bid reached Rs 1,07,000 crore in all four spectrum bands at the end of till now 74 rounds were completed on the 12th day of the auction.

In 2010 the government raised Rs 1,06,200 crore from telecom spectrum auction after completing 183 rounds of bidding in total 34 days.

88% of the spectrum has been provisionally allocated to bidders at the end of day twelve, 74 rounds of bidding were completed.

The surplus demand in 1800 MHz band, 900 MHz band and 800 MHz band but there were no takers for the 3G spectrum band 2100 MHz.

At the end of day twelve in Delhi, Assam, Madhya Pradesh, Maharashtra and North East saw aggressively bidding in the 800 MHz band and also in Kerala, UP East and Himachal Pradesh also saw bidding in 1800 MHz and 900 MHz band as well. The maximum bids of 85 were received for Tamil Nadu circle and the second highest bids of 75 were received for Punjab circle as well.

Shifted from 2G (900 MHz band) to CDMA (800 MHz band) and under new rules, telcos can be used to offer 4G LTE services.

Seven licenses each of Idea Cellular and Reliance Communications, four licenses of Bharti Airtel and six licenses of Vodafone will complete their 20-year term in December 2015, after which they have to be renewed.

This revenue collected in any auction till now and will help the current government to easily meet its fiscal deficit target of 4.1% of the GDP in this fiscal.

But the Supreme Court also order that the auction results can be declared only with the court's approval has left many uncertain as well.

The order also said that no winner can claim any "equity" just because it won a bid and the next hearing is on March 26.