California Solar on Multifamily Affordable Housing (SOMAH)

California Public Utilities Commission

Available Solar & Renewable

About This Program

Incentivizes solar installation on affordable multifamily housing properties where at least 80% of households are low-income. Provides upfront incentives and technical assistance for common-area and tenant solar systems.

Incentive covers up to 90% of eligible solar system costs

Official source site checked live on 2026-06-17.

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

Key Details

  • Solar incentives for affordable multifamily properties
  • Up to 90% cost coverage for common-area systems
  • At least 80% of units must be low-income
  • Technical assistance and financing help
  • Reduces tenant energy costs

How to Apply

Get free help applying Visit Official Program Page Track this program

(866) 605-1379

A grant-savvy contractor in Rancho Santa Margarita, 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 Rancho Santa Margarita 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

  • 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.
  • Household income proof (recent pay stubs, last year's tax return, or benefit award letters for everyone in the home).
  • 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).
  • Photos of the problem area or the work to be done.
  • 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 program through 2030

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