Gurgaon has a policy mandating the use of solar panels for large houses and commercial establishments. However, only 4,371 buildings have adopted this technology. This includes privately owned buildings and government buildings, including those of the state discom. The discom received 3,454 applications for solar panels in circle-1 and 2,396 applications in circle-2. It is estimated that there are hundreds, if not thousands, more buildings in the city that should have adopted solar power by now.