The government has approved the telecom spectrum trading norms today, allowing telcos to buy or sell airwaves from each other, After this norm, the telecom companies will now be able to trade un-utilised spectrum, in all bands. According to the officials in Telecom Ministry, there will be no need for permission. Companies will only have to intimate the government 45 days in advance. The government will also garner additional revenue from the spectrum trading and will also help companies that had bid and won airwaves but were not able to expand their customer base.