HVAC Contractor Permit Requirements in Detroit, MI

Complete permit and license guide for starting a hvac contractor in Detroit, Wayne County, Michigan.

$700 -- $2200 8–14 weeks to obtain all licenses 4 requirements

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

Detroit / Wayne County Requirements

1 requirement
1

Detroit Buildings, Safety Engineering and Environmental Department — Mechanical Permit

Detroit requires a mechanical permit for HVAC installation issued by BSEED. HVAC contractors must be licensed and registered with the City of Detroit.

$100–$500 per project2–4 weeks
Official government source

Michigan State Requirements

1 requirement
1

Michigan Department of Licensing and Regulatory Affairs — HVAC Contractor License

Michigan requires HVAC contractors to hold a Mechanical Contractor license from LARA. A qualifying individual must hold a Master Mechanical (HVAC) license. Applicants must pass a state exam and maintain $500,000 in liability insurance and workers' compensation.

$250 (contractor license) + $100 (master license exam)6–12 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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