Fast Track Interconnection Process for Commercial Solar Projects is Streamlined with the Incorporation of Integration Capacity Analysis (ICA) Tools within California’s Rule 21

California’s “ Rule 21 ” tariff specifies the interconnection, operating, and metering requirements for behind-the-meter (BTM) generation facilities that are connected to a utility’s distribution system. Each California investor-owned utility (IOU) is responsible for the administration of Rule 21 in their service territory.