Solar Energy in Issaquah, WA (2026)
1 verified solar energy rules for Issaquah, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Panel Permits
Issaquah exempts rooftop photovoltaic panels from the building permit only when every criterion in item 26 of section 105.2 is met, including a licensed installer, panels mounted no higher than 18 inches above the roof, and a dead load of no more than 4.0 pounds per square foot. The system must still have an approved and issued electrical permit.
Issaquah Rooftop Solar Panel Permit Exemption
Some RestrictionsIssaquah Municipal Code § 16.04.010 (Construction Administrative Code § 105.2, item 26)
26. Photovoltaic (PV) panels meeting all of the following criteria: a. PV system is designed and proposed for a detached one- or two-family dwelling or townhouse not more than three stories above grade or detached accessory structure. b. PV system is being installed by a licensed contractor. c. Mounting system is engineered and designed for PV. ... e. Panels are mounted no higher than 18 inches...
Looking for King County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Issaquah city rules.
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