Plumbing Contractor Permit Requirements in Kansas City, KS

Complete permit and license guide for starting a plumbing contractor in Kansas City, Wyandotte County, Kansas.

$400 -- $1200 4–10 weeks to obtain all licenses 5 requirements

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

Kansas City / Wyandotte County Requirements

3 requirements
1

Kansas Department of Labor — Plumbing Contractor License

Plumbing contractors in Kansas must hold a state plumbing contractor license. A Master Plumber must be designated for the business.

$100–$200 (initial)4–8 weeks
Official government source
2

Unified Government of Wyandotte County/Kansas City Finance Department — Business License

Kansas City, KS (Unified Government) requires a Business License for all businesses within city limits. Fees vary by business type and size. 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
Official government source
3

Wyandotte County / Kansas City 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.

$50–$300 per project1–5 business days
Official government source

Kansas State Requirements

1 requirement
1

Kansas Department of Revenue — Retailer's Sales Tax License

Required for all businesses selling tangible personal property or taxable services in Kansas. Kansas charges a 6.5% state sales tax; local jurisdictions may impose additional taxes. Register with the Kansas Department of Revenue.

FreeImmediate (online)
Official government source

Federal Requirements

1 requirement
1

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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