Our group developed a scoring system for solar organizations that allows us to rank and assessment installers based on what’s most vital to shoppers. Other certifications you ought to watch out for, none of that are lawfully demanded but make certain high-quality, involve the following: NABCEP certification — A certification https://bestsolarinstallationcalifornia.school.blog/2025/09/14/california-solar-panel-system-designed-for-efficiency-and-savings/