https://www.google.com/url?rct=j&sa=t&url=http://www.thehindu.com/business/Industry/solar-power-equipment-manufactures-express-concern-over-gst/article9060166.ece&ct=ga&cd=CAIyGmJjNGEwZWQ4N2QyMGU3Nzg6Y29tOmVuOlVT&usg=AFQjCNGjeBTsH1P5zOAqi10o5Hh6ltW9EA