California Solar Initiative (CSI)

Important Notice: The CSI Residential program is no longer accepting new applications as of 5:00 p.m. on Thursday, May 2, 2013. Additionally, the CSI Non-Residential program has limited funding available to continue the program. Therefore, all new Non-Residential projects will be placed on a waitlist as of Monday, May 6, 2013.

PG&E cannot guarantee that waitlisted projects will receive a CSI incentive. You will be notified when a determination is made. Please visit our What’s New section for more information.

How It Works

Find out just how simple it is to Go Solar with your CSI incentive. Here you'll find background on the CSI program along with CSI resources and information on how to calculate your incentive and your role in the solar process.

What's New

Stay up to date on the CSI program and learn about industry events in which you may be interested.

Please check back for more updates on the status of the residential CSI program as we approach the end of the incentive budget.

Program Statistics

Here you'll find the latest update on the number of Active Projects, Incentive Claims Received, and Completed Residential and Nonresidential CSI projects in PG&E's service territory.

  • Ways To Pay
  • Led Streetlights
  • Business Energy Checkup