Plumbing Contractor Permit Requirements in Bismarck, ND

Complete permit and license guide for starting a plumbing contractor in Bismarck, Burleigh County, North Dakota.

Updated 2026-03-15 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. 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 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 North Dakota

1 stop

  1. North Dakota Office of State Tax Commissioner — Sales Tax Permit

    Required for all businesses selling taxable goods or services in North Dakota. North Dakota charges a 5% state sales tax; local jurisdictions may add up to 3.5%. Register with the ND Office of State Tax Commissioner.

    Official government source

    FreeImmediate (online via Taxpayer Access Point)

City of Bismarck / Burleigh County

3 stops

  1. North Dakota State Plumbing Board — Plumbing Contractor License

    Plumbing contractors in North Dakota must hold a Plumbing Contractor License from the ND State Plumbing Board. A Master Plumber must be designated. Requires passing a state exam.

    $100–$200 (initial)4–8 weeks

  2. City of Bismarck City Clerk — Business License

    Bismarck requires a Business License for certain regulated businesses within city limits. The City Clerk's office issues licenses for applicable business categories. This license must be renewed annually and displayed at your place of business.

    Official government source

    $50–$500/year depending on business type and gross revenues1–3 weeks

  3. Burleigh County / Bismarck 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

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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