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State of Washington - Labor & Industries (WA)

Washington Authority Having Jurisdiction Solar permitting requirements

NEC Code Version2020

Codes

NEC Code Version: 2020

Code List: 2020 NATIONAL ELECTRIC CODE

SolarAPP+ & submittal

Revision Required: 0

New Planset Required For Module Swap: 0

Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the State of Washington - Labor & Industries (WA) building department before you rely on this, and treat it as a research head start, not a ruling. Getting quotes? Run them through the quote checker first.