The Indian Energy Exchange is an Indian electronic system based power trading exchange regulated by the Central Electricity Regulatory Commission. IEX started its operations on 27 June 2008. Indian Energy Exchange pioneered the development of power trading in India and provides an electronic platform to the various participants in power market, comprising State Electricity Boards, Power producers, Power traders, and Open Access Consumers. IEX is one of the two operational Power Exchanges in India. Ever since its incorporation, it has held an influential market share. IEX operates a day-ahead market based on closed auctions with double-sided bidding and uniform pricing; it has over 3,800 registered clients, over 300 private generators, and more than 3,300 industrial electricity consumers. Wikipedia