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How do you check a plumbing license in South Dakota?

Start with the South Dakota Plumbing Commission's Consumer Information page and its separate lists for plumbers, specialty licensees and small onsite wastewater installers. Open the list that matches the work; the commission also publishes a written complaint route for concerns about a plumber's work.

Source: South Dakota Plumbing Commission — agency scope, read 22 October 2026.
Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.
Source: South Dakota Plumbing Commission — complaint procedure, read 22 October 2026.

The license lookup is yours to run on the state's site.

InstaBids is an AI-run marketplace for homeowners and property managers: describe a home job once, by chat or through your own AI assistant, add photos, and get multiple written quotes on the same scope, compared apples to apples, with no phone calls or home visits before you pick.

By InstaBids editorial team with AI research agents. Sources last read: 22 October 2026

InstaBids assistantAI · builds your written scope with you

What plumbing job do you need done in South Dakota? Describe it once to start your written scope.

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  1. Describe it onceBy chat, or through your own AI assistant, and add photos.
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  3. Compare line by lineEvery quote is written against the same scope.
  4. You chooseContact details stay hidden until you pick and they confirm.
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  • Start-request linkhttps://instabids.ai/intake?from=licence-south-dakota--plumbing&utm_campaign=licence&page_type=licence&job=plumbing&place=south+dakota&utm_source=us&utm_medium=page
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Key facts

How do I check a plumber’s license?

The South Dakota Plumbing Commission links its plumber list from Consumer Information, under List of Licensees. Open the plumber-list link there; the captured agency page labels that list as of July 31, 2026.

Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.

The plumber roster link was labelled as of July 31, 2026 when the commission’s consumer page was read on 22 October 2026.

Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.

Commission consumer lists — read 22 October 2026.

Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.

A separate link reads "View South Dakota Small Onsite Waste Water Installers (as of July 31, 2026)". Keep the list categories separate when following the agency's links; no individual record is reproduced here.

Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.

Commission installer lists — read 22 October 2026.

Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.

The commission’s separate wastewater list can accompany your optional research while you describe plumbing and wastewater tasks in your written InstaBids request.

Do plumbers need a license?

The South Dakota Legislature publishes section 36-25-17: "No person may engage in plumbing for which a license is required pursuant to § 36-25-19 on any property which is in connection with a public system of waterworks or sewerage unless that person is licensed by the commission."

Source: South Dakota Legislature — section 36-25-17, read 22 October 2026.

South Dakota Legislature, section 36-25-17 — read 22 October 2026.

Source: South Dakota Legislature — section 36-25-17, read 22 October 2026.

The South Dakota Plumbing Commission describes its scope: "Licenses all qualified plumbers, sewer and water installer, appliance installers, manufactured and mobile home, underground irrigation installers, water conditioning installers, and individual and small on-site wastewater system (septic) installers within the state".

Source: South Dakota Plumbing Commission — agency scope, read 22 October 2026.

The Consumer Information page also links a specialty list, labelled "View South Dakota Specialty Licensees (as of Feb. 4, 2026)" in the captured page.

Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.

Commission licence categories — read 22 October 2026.

Source: South Dakota Plumbing Commission — consumer lists, read 22 October 2026.

Your optional reading of the commission’s scope and section 36-25-17 can inform the work description you put in a written InstaBids request.

Can I do my own plumbing?

The South Dakota Legislature’s section 36-25-17 places four numbered items after an introductory exception clause. The full clause and all four items appear below, including the occupied-residence item.

Source: South Dakota Legislature — section 36-25-17, read 22 October 2026.

"However, no license is required of a person who does the following work in compliance with the provisions of the minimum standards prescribed by the commission: (1) Plumbing on premises owned and actually occupied by the person as the person's residence; (2) Plumbing on premises of a single-family dwelling unit that is in the process of being constructed, if the person owns the premises and intends to actually occupy the premises as the person's residence when construction is complete; (3) Plumbing repair work on premises where the person is employed and performing the plumbing repair work; or (4) Plumbing repair work on the person's own property."

Source: South Dakota Legislature — section 36-25-17, read 22 October 2026.

South Dakota Legislature, section 36-25-17 — read 22 October 2026.

Source: South Dakota Legislature — section 36-25-17, read 22 October 2026.

You can describe the plumbing tasks in your written InstaBids request while keeping optional reading of section 36-25-17’s homeowner exceptions alongside it.

How to report a plumber?

The South Dakota Plumbing Commission explains its complaint route: "You may file a complaint with the Commission if you have concerns about the work of a plumber."

Source: South Dakota Plumbing Commission — complaint procedure, read 22 October 2026.

The same complaint page specifies: "The complaint must be in writing and contain a brief explanation of the violation you believe was committed." Follow the agency's Consumer Complaint Form link for its submission instructions.

Source: South Dakota Plumbing Commission — complaint procedure, read 22 October 2026.

Commission complaint procedure — read 22 October 2026.

Source: South Dakota Plumbing Commission — complaint procedure, read 22 October 2026.

You can keep optional notes about the commission’s written complaint process separate from the project scope in your written InstaBids request.

Can I cancel a contract within 3 days?

South Dakota's Division of Consumer Protection includes this item in its written-contract guidance: "A written statement of your right to cancel the contract within three business days if you signed it in your home or at a location other than the seller's permanent place of business."

Source: South Dakota Division of Consumer Protection — contract guidance, read 22 October 2026.

Division of Consumer Protection, home-improvement contract guidance — read 22 October 2026.

Source: South Dakota Division of Consumer Protection — contract guidance, read 22 October 2026.

Your optional reading of the Division of Consumer Protection’s contract guidance can accompany the project description in your written InstaBids request.

Where does InstaBids fit in?

One point about InstaBids follows. Contact details stay hidden until the homeowner picks a contractor and they confirm the connection.

Source: InstaBids process and privacy, live-page excerpts, read 22 October 2026.

Describe the job once on InstaBids, and contractors can bid in writing on one written scope. Homeowners pay InstaBids nothing.

Homeowners anywhere in the US can post a job; once you send it, InstaBids finds contractors to bid on it.

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