Kent vs Redmond
How do panel permits rules compare between Kent, WA and Redmond, WA?
Redmond has fewer restrictions than Kent.
Kent, WA
King County
Kent uses the Washington State Building Code for rooftop solar. Most residential PV systems need an electrical permit from L and I and a structural review from Kent.
View full Kent rules →Redmond, WA
King County
Redmond issues streamlined solar permits for rooftop PV systems through Development Services. Permits require electrical and structural review and follow the WA State Energy Code.
View full Redmond rules →Key Facts Comparison
| Fact | Kent | Redmond |
|---|---|---|
| Electrical permit | WA L and I | - |
| Building permit | Kent structural check | - |
| Fire pathway | IFC Ch 12 setbacks | - |
| Net metering | PSE under RCW 80.60 | - |
| Residential permit | - | Electrical plus structural |
| State code | - | WA Energy Code |
| Streamlined | - | Available for rooftop PV |
| Utility | - | PSE interconnection required |
Highlighted rows indicate differences between cities.
Kent FAQ
Do I need a permit to install Kent rooftop solar?
Yes, at minimum an L and I electrical permit and typically a Kent building permit for structural and fire review.
Can I DIY install solar?
A licensed electrical contractor must do the interconnection work; homeowners can install some structural components under permit.
Redmond FAQ
Do I need a permit for solar panels in Redmond?
Yes, an electrical permit is always required and a structural or building permit is required for the roof mounting.
How long does a Redmond solar permit take?
Typical residential rooftop PV permits are reviewed within a few weeks and many qualify for a streamlined over-the-counter process.
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