IL
Midwest · Jurisdiction Reference
Illinois
Illinois State Fire Marshal rules; Chicago has own code
Adopted Code Edition
2015 IFC statewide (default); Chicago Building Code (CBC) separate
Adoption Style
Mixed — state + local variations
State Fire Marshal
Illinois Office of the State Fire Marshal (OSFM) ↗Verification Status
Published summary — verify current edition with the SFM
Contractor Licensing
Fire Alarm
IL Dept of Prof Reg — Alarm Contractor license
Fire Sprinkler
IL OSFM — Fire Equipment Distributor + sprinkler-specific
Jurisdiction Notes
Chicago is a unique jurisdiction with its own building/fire code. Rest of state defaults to 2015 IFC + NFPA 101 for life safety.
Accuracy & Verification
Fire codes vary by jurisdiction, edition, occupancy, and local amendments. This page is a published summary intended for general reference. Always verify the current enforced edition and specific requirements with the Illinois Office of the State Fire Marshal (OSFM) and your local Authority Having Jurisdiction (AHJ) before making compliance decisions.