Washington Solar Production Incentive

Washington State Department of Revenue

Closed Solar & Renewable

About This Program

Performance-based incentive for solar energy systems installed before June 30, 2020. Existing participants continue to receive payments through 2029 based on energy production.

Legacy program; closed to new applicants in 2020

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

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

Key Details

  • Closed to new applicants as of June 30, 2020
  • Existing participants receive payments through 2029
  • Based on kilowatt-hours produced
  • Maximum $5,000 per year
  • See federal tax credits for new solar installs

How to Apply

Get free help applying Visit Official Program Page Track this program

(360) 705-6705

A grant-savvy contractor in Renton, WA 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 Renton 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: Program closed to new applicants June 30, 2020

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