A total of six companies have won the bids for implementing 2,000 MW of ISTS-connected solar power projects tendered by SECI. ACME has won the bids to develop 600 MW of capacity by quoting the lowest tariff of Rs 2.44 per kWh, while the Shapoorji Pallonji Group has won 250 MW capacity at a tariff of Rs 2.52 per kWh. Hero Future Energies and Mahindra Susten have won bids to develop 250 MW each by quoting Rs 2.53 per kWh. Azure Power quoted Rs 2.53 per kWh to develop 600 MW capacity. Mahoba Solar (Adani), which submitted bids for 500 MW, has been allotted only 50 MW. SECI had invited these bids in January 2018. The ISTS-connected solar power projects will be implemented in eight packages of 250 MW capacity each on a BOO basis. SECI will sign PPAs with the successful bidders for a 25-year period within three months from the date of issue of the Letter of Intent (LoI).