In a development that could delay start of next generation 3G mobile telephony, the Finance Ministry on Thursday asked the Department of Telecom to double the reserve price for pan-India 3G spectrum to Rs 4,040 crore. In a note sent to Telecom Secretary Siddartha Behura, Ministry of Finance said, "The reserve price may be increased from Rs 2,020 crore to Rs 4,040 crore for a pan-India allocation of two blocks of five MHz of 3G spectrum."