The MERC was established on August 5, 1999 under the Electricity Regulatory Commission Act, 1998, a Central Act which was superceded by Electricity Act (EA), 2003. The Commission is continued as provided under Section 82 of the EA, 2003. The Act was mandated to promote competition, efficiency and economy in the power sector and to regulate tariffs of power generation, transmission and distribution and to protect the interests of the consumers and other stakeholders.

Maharashtra State Power Generation Co Ltd. has been incorporated under Indian Companies Act 1956 pursuant to decision of Govt. of Maharashtra to reorganize Erstwhile Maharashtra State Electricity Board. Mahagenco is engaged in the process of enhancing its project implementation capacity for the successful creation of a huge additional power generation capacity in Maharashtra.

Reliance Infrastructure Ltd is private sector enterprise in power utility but also the private sector player in many other infrastructure sectors of India. In the power sector Reliance Infrastructure Limited is involved in generation, transmission, distribution and trading of electricity and constructing power plants as EPC partners.

Tata Power aims to deliver sustainable energy, Tata Power is spreading their footprint nationwide, creating new benchmarks in operational efficiencies, investing in global resources and redefining paradigms.