Solar Energy in Benton County, WA (2026)
2 rules for unincorporated Benton County, Washington.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Benton County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Panel Permits
Benton County requires building and electrical permits for solar installations. The sunny Columbia Basin favors solar, and rooftop arrays interconnect with the local utility under Washington's net-metering law, RCW 80.60.
Benton County Solar Panel Permits
Some RestrictionsRCW 64.04.140
The potential economic and environmental benefits of solar energy use are considered to be in the public interest; therefore, local governments are authorized to encourage and protect access to direct sunlight for solar energy systems.
HOA Restrictions
Homeowners in Benton County HOAs are protected by Washington's solar rights law. Under RCW 64.38.055, HOA governing documents may not prohibit rooftop solar panels, though the association may set reasonable placement and appearance conditions.
Benton County Solar HOA Rules
Few RestrictionsRCW 64.38.055(1)
The governing documents may not prohibit the installation of a solar energy panel by an owner or resident on the owner's or resident's property
All Benton County ordinances
See every category we cover for Benton County: parking, noise, fences, fires, animals, pools, and more.
Benton County Ordinance Hub →