Solar Permits in Chicago, IL
Everything you need to know about obtaining a solar panel permit in Chicago, IL. From costs and timelines to required documents and the step-by-step approval process.
Solar Permit Process in Chicago
- 1
Get Solar Quotes
Contact licensed solar installers serving Chicago. Your installer typically handles the entire permit process.
- 2
System Design & Engineering
Your installer creates a system design including roof layout, electrical diagrams, and structural analysis.
- 3
Submit Permit Application
File the application with Chicago's building department. Cost: approximately $500.
- 4
Permit Review & Approval
The building department reviews your application. Typical timeline: 4-8 weeks.
- 5
Installation
Once the permit is approved, your installer schedules and completes the installation.
- 6
Final Inspection
Chicago building inspector verifies the installation meets electrical and building codes.
- 7
Utility Interconnection
Apply to ComEd (Commonwealth Edison) for interconnection. They install a bi-directional meter for net metering.
- 8
Permission to Operate (PTO)
ComEd (Commonwealth Edison) grants PTO and your system goes live on the grid.
Typical Documents Required
- ✓Completed permit application form
- ✓Site plan / roof layout drawing
- ✓Electrical single-line diagram
- ✓Equipment specifications (panels, inverter)
- ✓Structural engineering letter (if required)
- ✓Proof of contractor license
- ✓HOA approval letter (if applicable)
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