☀️ Solar permits · 50-state index
Solar permits regulations across all 50 states
Permit faster, claim the 30% federal credit, stack the state rebate.
55 state guidesLast verified Apr 26, 2026
TL;DR
Residential solar usually needs both an electrical and a structural permit, but SolarAPP+ adoption and state-level streamlining have cut approval time from weeks to days in some markets. Combined federal (IRC §25D, 30%) and state credits can offset most of the install cost.
Top questions readers ask
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Best path to compliance
The fastest, lowest-risk route from zero to legal.
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Cheapest legal route
Minimum-cost path that still satisfies state law.
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Top 5 common mistakes
Errors applicants make — and how to dodge them.
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Fastest-approval states
Top 5 states ranked by real approval timelines.
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Strictest vs most lenient
Which states impose the heaviest rules — and which are friendliest.
All 50 state guides
Click any state for the full solar permits guide.
AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaMulti-stateMulti-stateMulti-stateMulti-stateMulti-stateNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyoming
How we verify
Sourced from FAA, IRS, OpenStates, DSIRE, and state legislatures. AI-drafted (Sonnet 4.6 + Gemini Flash), human spot-reviewed, re-verified quarterly.