Very First, all solar installers must keep a valid and Lively license from your Contractors Point out License Board (CSLB). They will hold any of the subsequent for being Qualified for solar installations in California: a solar contractor license, an electrical contractor license or even a general making contractor license. https://www.americanarraysolar.com/4-things-to-see-when-hiring-solar-installers-in-california-in-a-budget/