Three hundred days of sunshine a year make today’s reliable solar technology ideally suited to Arizona’s climate. Solar APS rebates, along with the federal and state tax incentives, make using clean solar energy to power your home easy and more affordable. Plus, you’ll also do your part to help make Arizona a better place for generations to come. We also issue the Pearl Certification for energy efficient homes. The Pearl Certification has increased the appraisal of a home up to 15%.