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New to solar permitting? Begin with the overview, then drill into the specific stage you need.
How Solar Permitting Works
The complete overview — two separate processes, four stages, one system that can't turn on until both agencies say yes. Start here if you're new.
Read guide →Solar Permit Inspection: What to Expect
What the inspector checks at rough-in and final — the actual checklist, common failures, and how to prepare so nothing gets missed.
Read guide →Solar Interconnection Application Steps
Step-by-step: from submitting the application to receiving Permission to Operate — and how to avoid the delays that add weeks.
Read guide →HOA Solar Panel Rights by State
25+ states have laws limiting HOA authority over solar. What your HOA can and cannot do — with a template approval request letter.
Read guide →What Happens If You Install Solar Without a Permit
Insurance, resale, and utility consequences — and how to retroactively permit an existing unpermitted installation.
Read guide →Net Metering Explained
How solar credits work, state-by-state program differences, California NEM 3.0 explained, and how battery storage changes the math.
Read guide →Solar Permit Fees by State
What permit fees actually cost — how they're calculated, state-by-state ranges, and what the penalty is for unpermitted work.
Read guide →How Long Does a Solar Permit Take?
Realistic timelines by state, the biggest causes of delay, and the one decision that cuts 3–6 weeks off total timeline.
Read guide →Pulling Your Own Solar Permit
Owner-builder solar permitting — what states allow it, what the electrical license requirement means in practice, and the real risks.
Read guide →Solar Permit Glossary
Plain-language definitions: AHJ, PTO, CAL, SLD, NEC, IBC, IFC, HVHZ, rapid shutdown, net metering, and more.
Read guide →Tools to use alongside these guides
Permit Readiness Wizard
County-specific permit fees, inspections, and interconnection steps in 30 seconds.
Open →Payback Calculator
25-year ROI projection adjusted for your state's net metering program and the 30% ITC.
Open →System Size Calculator
How many panels do you need? Bill + location → estimated kW, panel count, roof space.
Open →Permit Checklist PDF
Printable 4-section checklist: documents, inspections, interconnection, milestone log.
Download →Inspection Day Checklist
What inspectors check at rough-in and final — organized for inspection day prep.
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