Solar Permit Requirements in Washington

Installing solar panels in Washington requires permits from your local building department. Below you will find city-specific permit costs, timelines, and document requirements to help you plan your solar project.

full

Net Metering

None

State Tax Credit

12.5¢/kWh

Avg Electricity Rate

Cities in Washington

Select your city for specific permit costs, timelines, and required documents for solar installation.

Seattle

12.8¢/kWh · 3.3h sun/day

Avg bill: $128/mo · Seattle City Light

Spokane

11.5¢/kWh · 3.8h sun/day

Avg bill: $118/mo · Avista Utilities

Tacoma

12¢/kWh · 3.4h sun/day

Avg bill: $120/mo · Tacoma Power

Vancouver

12.5¢/kWh · 3.5h sun/day

Avg bill: $122/mo · Clark Public Utilities

Bellevue

13¢/kWh · 3.3h sun/day

Avg bill: $135/mo · Puget Sound Energy (PSE)

Kent

12.5¢/kWh · 3.3h sun/day

Avg bill: $122/mo · Puget Sound Energy (PSE)

Everett

12¢/kWh · 3.2h sun/day

Avg bill: $118/mo · Snohomish County PUD

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