"New and Renewable Energy Ministry has given sanction for 41 cities to be developed as solar cities and Gandhinagar, Nagpur, Chandigarh and Mysore are being developed as model solar cities.
"The Ministry has approved the master plans for the 28 cities and the project installations have already started in a few cities," the Ministry said in release.
At a meeting on solar cities, New and Renewable Energy Secretary Gireesh B Pradhan asked the municipalities to enhance use of renewable energy and save fossil fuel-based energy.
"They can amend the building bye-laws suitably to promote use of solar water heaters, solar SPV rooftop systems, kitchen waste-based plants in various establishments of the city," he said.