The Ministry of New and Renewable Energy says 40% of the new capacity in the next seven years will be added in the rooftop sector (both residential and larger commercial), with grid-scale projects making up the remaining capacity.

The sector, which has a cumulative installed grid-connected capacity of more than 4GW, is planning an additional 2GW in 2015-16 - 200MW of rooftop and 1.8GW