Permit Required
Do you need a permit to install solar panels in Chicago, IL?
A building permit is required; residential rooftop solar PV is handled through the Express Permit Program, which also covers an associated energy storage system up to 20 kWh.
✓ Verified from official source
Source: Chicago Dept of Buildings — Express Permit Program — Verified 2026-06-26
Permit rules vary by property and change over time. This is an informational guide, not legal advice — always confirm with City of Chicago Department of Buildings before starting work.
How to get the permit in Chicago
Building department
Apply online
Phone
312-744-3449
Code in force
Chicago does not adopt the IRC; it enforces its own 2019 Chicago Construction Codes (Chicago Building Code, Title 14, based in part on the 2018 ICC family)
Need a permit pulled? Find a licensed electrician in Chicago
Licensed electricians near you can handle the permit and the work — compare pros on our directory.
Find a electrician in Chicago, IL →