Chicago
Express Permit Program mechanical permit path for HVAC replacement
Chicago's Express Permit Program mechanical instructions provide a streamlined permit path for common work involving heating, ventilation, air conditioning, and refrigeration systems. Eligible scopes include replacing existing HVAC equipment with equipment performing the same function, rooftop equipment with structural documentation, and certain new heat pump or air conditioning systems with load calculations.
Official applicationSource record
City of Chicago Department of Buildings: Mechanical (HVAC) Work- Type
- Local Building Department
- Tier
- A
- Verified
- 2026-05-02