HVAC Contractor Permit Requirements in Chicago, IL

Complete permit and license guide for starting a hvac contractor in Chicago, Cook County, Illinois.

$800 -- $2800 10–18 weeks to obtain all licenses 4 requirements

Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .

Chicago / Cook County Requirements

1 requirement
1

City of Chicago — Mechanical Contractor License (BACP)

Chicago requires HVAC contractors to hold a City of Chicago Mechanical Contractor license from the Department of Business Affairs and Consumer Protection (BACP). A licensed Master Mechanic must be on staff. This is separate from any state license.

$285/year (contractor license) + $125/year (master license)4–8 weeks
Official government source

Illinois State Requirements

1 requirement
1

Illinois Department of Public Health — HVAC Contractor License

Illinois requires HVAC contractors to hold a state license. Contractors who also do refrigeration work must comply with EPA Section 608. Individual counties and municipalities in Illinois (including Chicago) have additional licensing requirements that may supersede state requirements.

$100 application fee + $50 exam fee4–8 weeks
Official government source

Federal Requirements

2 requirements
1

EPA Section 608 Technician Certification

Federal law requires all HVAC technicians who purchase or handle refrigerants to be certified under EPA Section 608 of the Clean Air Act. Certification is available in Type I (small appliances), Type II (high-pressure), Type III (low-pressure), and Universal categories. Certification is obtained through an EPA-approved testing organization such as ESCO Institute or NATE.

$20–$60 (exam fee)1–2 weeks (exam scheduling)
Official government source
2

EIN (Employer Identification Number)

Required if you have employees or operate as an LLC or corporation. Free from the IRS.

FreeImmediate (online application)
Official government source

Official Sources

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