Plumbing Contractor Permit Requirements in Fort Wayne, IN

Complete permit and license guide for starting a plumbing contractor in Fort Wayne, Allen County, Indiana.

Verified 2026-09-03 5 stops $400–$1,200 est. 4–10 weeks to obtain all licenses
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Not legal advice. Requirements may change — always verify with your local government authority before applying. Key agencies and fees on this page were re-checked against official government sources on .

Federal — start here

1 stop
  1. EIN (Employer Identification Number)

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

    Official government source

    FreeImmediate (online application)

State of Indiana

1 stop
  1. Indiana Department of Revenue — Registered Retail Merchant Certificate

    Required for all businesses selling tangible personal property at retail in Indiana. Indiana charges a flat 7% state sales tax with no additional local sales tax. Register online via INBiz.

    Official government source

    $25 one-time registration feeImmediate (online via INBiz)

City of Fort Wayne / Allen County

3 stops
  1. Indiana Plumbing Commission — Plumbing Contractor License

    Indiana licenses Plumbing Contractors and Journeyman Plumbers through the Plumbing Commission at the Indiana Professional Licensing Agency; there is no 'Master Plumber' licence in Indiana. A contractor applicant must have the application for examination approved for eligibility by the Plumbing Commission before registering for the exam, which is administered by PROV.

    Official government source

    $50 application fee plus an issuance fee of $50 (odd-numbered year) or $100 (even-numbered year); renewal $100. Journeyman plumber: $30 application plus $15-$30 issuanceApplication for examination must be reviewed and approved by the Plumbing Commission before the exam can be scheduled with PROV

  2. Fort Wayne — No General Business License

    Fort Wayne has no general city business license, and there is no "Department of Neighborhood Code Enforcement" business license. The city's official Starting a Business guide states: "The City of Fort Wayne does not currently require a general business license." What does apply: register your business name with the Allen County Recorder if it does not include the owner's last name, verify zoning with the Allen County Department of Planning Services, and obtain a Certificate of Occupancy from the Allen County Building Department after final inspection of any commercial space.

    Official government source

    $0 — no general business license exists. Related fees: Certificate of Assumed Business Name $25 (Allen County Recorder); Allen County Building Department permit and contractor license fees vary by project.Not applicable — there is no general license to apply for. Certificate of Occupancy timing depends on Allen County Building Department plan review and final inspection.

  3. Allen County Building Department — Plumbing Permit

    A plumbing permit must be pulled from the Allen County Building Department for each job in Fort Wayne or Allen County; the department is the building authority for both. Only a contractor holding an Allen County Sanitary Plumbing Contractor registration (in addition to the state Plumbing Contractor license) may pull the permit. Inspections are required on completion, and re-inspections cost $60.

    Official government source

    Sanitary plumbing new and existing: $0.03 per sq ft of gross floor area per floor, $60 minimum. Fixed items: water heater replacement $40 each; water heater new construction, solar water heater, water service and water softener $20 each; roof sumps $5 each; underground piping for foundation and gas line only $60 each. Allen County Sanitary Plumbing Contractor registration $90/year1–5 business days

Terminus

Open for business — est. $400–$1,200 · 4–10 weeks to obtain all licenses

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