Napa County Solar Permit Guide
4 verified cities · PG&E
Informational only. This page summarizes verified per-city facts already published on each city's own guide. It does not add new facts beyond what those pages state. Not legal, engineering, or permit advice.
Permitting in Napa County
Each city below runs its own residential solar permitting process, verified independently. Napa County does not have one countywide process that applies the same way everywhere. PG&E is the electric utility verified for every city listed below.
Verified cities in Napa County
American Canyon
Utility: PG&E
Permit authority: City of American Canyon Community Development Department, Building Division
View full guide →Napa
Utility: PG&E
Permit authority: City of Napa Building Division
View full guide →St. Helena
Utility: PG&E
Permit authority: City of St. Helena Building Division
View full guide →Yountville
Utility: PG&E
Permit authority: Town of Yountville Planning and Building Department
View full guide →