Plumbing Contractor Permit Requirements in Fort Wayne, IN
Complete permit and license guide for starting a plumbing contractor in Fort Wayne, Allen County, Indiana.
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
1 stopEIN (Employer Identification Number)
Required if you have employees or operate as an LLC or corporation. Free from the IRS.
Official government sourceFreeImmediate (online application)
Free
Immediate (online application)
State of Indiana
1 stopIndiana 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)
$25 one-time registration fee
Immediate (online via INBiz)
City of Fort Wayne / Allen County
3 stopsIndiana Plumbing Commission — Master Plumber License
All plumbing contractors in Indiana must hold a Master Plumber License issued by the Indiana Plumbing Commission. Requires 4 years of apprenticeship and passing a state exam.
Official government source$100 (initial)4–8 weeks
$100 (initial)
4–8 weeks
City of Fort Wayne Department of Neighborhood Code Enforcement — Business License
Fort Wayne requires a Certificate of Occupancy and any applicable city licenses before operating a business. This license must be renewed annually and displayed at your place of business.
$50–$500/year depending on business type and gross revenues1–3 weeks
$50–$500/year depending on business type and gross revenues
1–3 weeks
Allen County / Fort Wayne Plumbing Permit (per project)
A separate permit must be pulled with the local building/plumbing department for each job. Inspections are required upon job completion.
Official government source$50–$300 per project1–5 business days
$50–$300 per project
1–5 business days
Terminus
Open for business — est. $400–$1,200 · 4–10 weeks to obtain all licenses
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Official Sources
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