Plumbing Contractor Permit Requirements in Aberdeen, SD

Complete permit and license guide for starting a plumbing contractor in Aberdeen, Brown County, South 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 South Dakota

1 stop

  1. South Dakota Department of Revenue — Sales Tax License

    Required for all businesses selling taxable goods or services in South Dakota. South Dakota charges a 4.5% state sales tax; local jurisdictions may add up to 2%. Register with the SD Department of Revenue online.

    Official government source

    FreeImmediate (online)

City of Aberdeen / Brown County

3 stops

  1. South Dakota State Plumbing Commission — Plumbing Contractor License

    Plumbing contractors in South Dakota must hold a Plumbing Contractor License from the SD State Plumbing Commission. A Master Plumber must be designated. Requires a state exam.

    Official government source

    $100–$200 (initial)4–8 weeks

  2. City of Aberdeen City Finance Office — Business License

    Aberdeen requires a Business License for businesses operating within city limits. The Finance Office processes license applications. 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

  3. Brown County / Aberdeen 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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