A variety of state and federal incentives are available to help Arizonans invest in solar technologies. The current federal residential solar energy credit offers: 30% tax credit for systems installed between 2022 and 2032 26% tax credit for systems installed in 2033 22% for systems installed in 2034 (Energy.gov) For other rebates, search the Database of State Incentives for Renewables & Efficiency. To see if you qualify for these credits, consult a tax professional.