Auto Repair Shop Permit Requirements in Detroit, MI

Complete permit and license guide for starting a auto repair shop in Detroit, Wayne County, Michigan.

Updated 2026-02-15 10 stops $600–$2,500 est. 5–10 weeks to obtain all registrations, licenses, and pass inspections
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Not legal advice. Requirements may change — always verify with your local government authority before applying. This guide was compiled from public and official sources (last updated ) and has not yet been independently source-verified — confirm each requirement before acting on it.

Federal — start here

2 stops

  1. EPA Small Quantity Generator (SQG) Registration

    Auto repair shops that generate used oil, antifreeze, or other hazardous waste must register with the EPA as a hazardous waste generator. Most auto shops qualify as Small Quantity Generators (SQG). Registration is administered through Michigan EGLE.

    Official government source

    Free (registration only; disposal costs vary)2–4 weeks

  2. EIN (Employer Identification Number)

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

    Official government source

    FreeImmediate (online application)

State of Michigan

4 stops

  1. Michigan Motor Vehicle Service and Repair Registration (Michigan SOS)

    Michigan requires all auto repair facilities to register with the Michigan Secretary of State under the Motor Vehicle Service and Repair Act (MCL 257.1306). Shops performing major repairs must employ Michigan-certified mechanics. The registration certificate must be displayed prominently. Shops must provide written estimates and comply with customer authorization requirements.

    Official government source

    $75–$150 (annual registration fee; contact SOS for current fee)3–6 weeks

  2. Michigan Mechanics Certification

    If the repair facility performs major repairs (engine, transmission, brake systems, etc.), it must employ Michigan state-certified mechanics for each category of major repair performed. Mechanics must pass state-administered certification exams.

    Official government source

    $15–$50 per category (exam fees)1–4 weeks

  3. Michigan Sales Tax License

    Auto repair shops must obtain a Michigan Sales Tax License to collect sales tax on parts sold. Michigan's sales tax rate is 6%. Apply through Michigan Treasury Online.

    Official government source

    FreeImmediate (online)

  4. EPA Section 609 Certification (Automotive A/C)

    Technicians who service vehicle air conditioning systems must be EPA Section 609 certified. Required for individual technicians handling refrigerants.

    Official government source

    $20–$35 per technicianExam at approved testing center; certificate immediate upon passing

City of Detroit / Wayne County

4 stops

  1. City of Detroit Business License

    All businesses operating in Detroit must obtain a business license from the City of Detroit Department of Appeals and Hearings, Buildings, Safety Engineering, and Environmental Department (BSEED). An inspection of the premises is required. Contact BSEED for auto repair specific requirements.

    Official government source

    $100–$300/year2–4 weeks

  2. Detroit Zoning and Certificate of Occupancy

    Auto repair shops must be in appropriately zoned districts in Detroit (typically B-6 Business or M manufacturing districts). Contact Detroit BSEED Zoning Division for zoning verification. A Certificate of Occupancy is required before the business opens.

    Official government source

    $150–$5003–8 weeks

  3. Detroit Fire Department Inspection

    Auto repair facilities in Detroit are subject to Detroit Fire Department inspection for compliance with fire codes related to flammable liquid storage and fire safety systems.

    Official government source

    Included in CO process1–3 weeks

  4. Michigan EGLE — Hazardous Waste and Used Oil Compliance

    Detroit auto repair shops generating used oil, antifreeze, and hazardous materials must comply with Michigan EGLE (Environment, Great Lakes, and Energy) regulations. Auto body shops with paint booths may require an air quality permit from EGLE.

    Official government source

    Free (generator registration); air permits vary2–6 weeks

Terminus

Open for business — est. $600–$2,500 · 5–10 weeks to obtain all registrations, licenses, and pass inspections

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Official Sources

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