Plumbing Contractor Permit Requirements in Detroit, MI
Complete permit and license guide for starting a plumbing contractor in Detroit, Wayne County, Michigan.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .
Detroit / Wayne County Requirements
2 requirementsCity of Detroit Business License
All businesses operating in Detroit must register with the City of Detroit Department of Licenses and Inspections. Plumbing contractors must also register as a licensed contractor with the city to pull plumbing permits.
Detroit — Contractor Registration for Permits
Plumbing contractors must register with the Buildings, Safety Engineering and Environmental Department (BSEED) to obtain plumbing permits. The state-licensed Master Plumber must be on file. Michigan state license is required.
Michigan State Requirements
3 requirementsMichigan Master Plumber License
Required to contract for plumbing work in Michigan. Issued by the Michigan Bureau of Construction Codes. Applicants must pass a state examination, have 4 years of plumbing experience (including journeyman experience), and carry $100,000 liability insurance. License renewed every 3 years.
Michigan Plumbing Contractor Bond/Insurance
Plumbing contractors in Michigan must carry at least $100,000 in general liability insurance. Workers' compensation is required if you have employees.
Michigan Business Entity Registration (if applicable)
LLCs and corporations must register with the Michigan Department of Licensing and Regulatory Affairs (LARA).
Federal Requirements
1 requirementEIN (Employer Identification Number)
Required if you have employees or operate as an LLC/corporation. Free from the IRS.
Official Sources
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