California Solar Initiative (CSI) Program

California Public Utilities Commission

Available Solar & Renewable

About This Program

State incentive program for residential solar photovoltaic system installation. Provides performance-based incentives and upfront rebates. Combined with federal tax credits, can offset significant portion of solar installation costs. Net metering allows selling excess power back to utility.

Incentive varies by system size; typical 5kW system receives $1,500-$3,000

Official program page checked live on 2026-06-17.

Data last verified 2026-06-09. How we verify our data.

Key Details

  • Performance-based incentives for solar installation
  • Combines with 30% federal solar tax credit
  • Net metering to sell excess power back to grid
  • Significant long-term energy bill savings
  • Available to SCE residential customers

How to Apply

Get free help applying Visit Official Program Page Track this program

(866) 584-6374

A grant-savvy contractor in Santa Fe Springs, CA can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Santa Fe Springs early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Your federal tax return for the year of the work (this benefit is claimed on your taxes, not through a separate application).
  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • A recent utility bill for the home (energy and weatherization programs use it to confirm service and usage).
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Ongoing while funds available

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