Policy infrastructure in the renewable energy sector in India took shape with the foundation of the Commission of Alternate Sources of Energy (CASE) in 1981, in the Department of Science & Technology. It became an independent Department of New Energy Sources (DNES) in 1982 and a full-fledged Ministry in 1992.
The Indian government revised the Solar Mission in 2014. It targets for 100 GW installed capacity of solar electricity by 2022. To reach this ambitious target, the government announced several policies to promote solar energy.