Navigating the specifics of plumbing licenses in South Dakota can feel complex, with multiple tiers and precise experience requirements set by the South Dakota Plumbing Commission. This guide provides a clear path to licensure for every plumbing trade, from Apprentice to Contractor, with all requirements sourced directly from state regulations. Whether you're starting your career or advancing to a contractor role, the information here will help you understand the exact steps you need to take.
Is a Plumbing License Required in South Dakota?
Yes, a state-issued license is required to perform plumbing work in South Dakota. The South Dakota Plumbing Commission is the state body responsible for establishing requirements, issuing licenses, and enforcing regulations for the plumbing trade. Working without the proper license can lead to penalties and legal consequences as defined in state law.
South Dakota Plumbing License Types & Tiers
The South Dakota Plumbing Commission issues licenses for Apprentice Plumbers, Plumbers (Journeyman), Plumbing Contractors, and various Specialty Contractors. Each license authorizes a specific scope of work and has its own set of requirements.
Apprentice Plumber (Registration)
An Apprentice Plumber works under the direct supervision of a licensed Plumber or Plumbing Contractor to gain the hands-on experience and knowledge necessary for licensure. This is the entry point for a career in plumbing and requires registration with the state.
Plumber (Journeyman) License
A licensed Plumber, often referred to as a journeyman, is authorized to perform plumbing installations, maintenance, and repairs. They must work under the employment of a licensed Plumbing Contractor and cannot contract for work independently.
Plumbing Contractor License
A Plumbing Contractor is authorized to plan, bid on, and oversee plumbing projects. This license allows the holder to operate a plumbing business and employ other licensed plumbers and registered apprentices.
Specialty Contractor Licenses
South Dakota offers several specialty licenses for limited scopes of work. These licenses allow individuals or companies to perform work only within their specific field. The types include:
- Sewer & Water Contractor/Installer
- Appliance Contractor/Installer/Apprentice
- Underground Irrigation Contractor/Installer
- Water Conditioning Contractor/Installer
- Manufactured and Mobile Home Contractor/Installer
South Dakota Plumbing License Requirements by Tier
Each plumbing license has distinct experience and examination requirements.
Apprentice Plumber Registration Requirements
To register as an apprentice plumber, you must be employed by a licensed plumbing contractor and submit a registration application to the South Dakota Plumbing Commission. Specific age and education requirements are detailed on the application form.
Plumber (Journeyman) License Requirements
Applicants for the Plumber (Journeyman) license must meet specific experience criteria before they can sit for the state exam.
- Experience: Four years of experience as an apprentice plumber, with each year consisting of at least 1,900 hours of work.
- Military Credit: The Commission may grant credit for military plumbing experience at a rate of one year of credit for every two years of service, up to a maximum credit of five years.
- Examination: Applicants must pass a state-administered examination.
Plumbing Contractor License Requirements
To become a licensed Plumbing Contractor, applicants must demonstrate significant experience in the trade.
- Experience: Six years of total experience as a plumbing contractor, plumber, or plumber's apprentice, with each year consisting of at least 1,900 hours. At least two of these six years must have been as a licensed plumbing contractor or plumber.
- Examination: Applicants must pass a state-administered examination.
- Insurance/Bonding: Contractors must meet bonding and insurance requirements set by the state.
Specialty Contractor Requirements
The experience, examination, and insurance requirements for specialty licenses vary by the specific trade. Applicants should consult the official application forms and rules from the South Dakota Plumbing Commission for details on each specialty.
South Dakota Plumbing License Application Process
Follow these steps to apply for your South Dakota plumbing license:
- Confirm Eligibility: Review the experience requirements for your desired license tier to ensure you qualify.
- Complete the Application: Fill out the official "Plumbing License Application" form provided by the South Dakota Plumbing Commission.
- Gather Documentation: Collect all required supporting documents, such as proof of experience, verification of employment, and any other materials specified on the application.
- Pay Application Fee: Submit the non-refundable application fee with your application. The fee is $50 for a Plumbing Contractor or Plumber license and $20 for a 3rd Year Apprentice Plumber license.
- Submit to the Commission: Send your completed application, documentation, and fee to the South Dakota Plumbing Commission for review.
Plumbing License Examination Requirements in South Dakota
Applicants for Plumber (Journeyman) and Plumbing Contractor licenses in South Dakota must pass a state-administered examination. The exam is administered by the South Dakota Plumbing Commission to test an applicant's knowledge of plumbing theory, codes, and practices. Information regarding exam scheduling, specific content, passing scores, and retake policies is provided to applicants after their application has been approved.
South Dakota Plumbing License Fees & Costs
The primary costs for a South Dakota plumbing license include application fees, exam fees, and annual renewal fees, which vary by license tier.
Application Fees
Per the official Plumbing License Application (Rev. 02/2026), the initial, non-refundable application fees are:
- Plumbing Contractor: $50
- Plumber (Journeyman): $50
- 3rd Year Apprentice Plumber: $20
Examination Fees
The specific fees for the state-administered examination are set by the South Dakota Plumbing Commission per ARSD 20:39. Confirm the current exam fee with the Commission when scheduling your test.
Renewal Fees
License renewal fees are due annually. The current fee schedule is published by the South Dakota Plumbing Commission.
Other Potential Costs
Additional costs may include premiums for liability insurance and surety bonds, business registration fees, and expenses for continuing education courses.
Insurance and Bonding Requirements for South Dakota Plumbers
Plumbing contractors in South Dakota are subject to specific bond and insurance requirements as set forth by ARSD 20:39. These requirements are in place to protect the public by ensuring financial accountability for the contractor's work. The specific liability insurance and bond amounts are published by the South Dakota Plumbing Commission; confirm the current requirements with the Commission before purchasing a policy or bond.
Renewing Your South Dakota Plumbing License
South Dakota plumbing licenses require annual renewal to remain valid. The South Dakota Plumbing Commission mails renewal forms to licensees, and it is the licensee's responsibility to complete the renewal process on time.
Continuing Education Requirements
Continuing education is required for license renewal for plumbers and plumbing contractors licensed by exam in South Dakota. Each licensee (plumbing contractor, restricted plumbing contractor, plumber, restricted plumber, and third-year apprentice plumber) must complete a minimum of four hours of continuing education relating to the plumbing trade during the previous calendar year, two of which must cover code. Proof of completion must be provided to the Commission before the license is renewed.
South Dakota Plumbing License Reciprocity
South Dakota offers reciprocal licensing agreements with select states for plumbing professionals. This allows a plumber licensed in a reciprocal state to obtain a South Dakota license without having to take the state exam. To apply via reciprocity, you must submit an application and provide verification of your current license. The South Dakota Plumbing Commission maintains an updated list of states with which it has reciprocal agreements on its official website.
What Happens If You Work Unlicensed in South Dakota?
Performing plumbing work without the required state license is a violation of South Dakota Codified Law 36-25. Penalties for unlicensed work can include fines, legal action, and being barred from obtaining a license in the future. It is essential to ensure you and any employees are properly licensed before performing any plumbing work in the state.
South Dakota Plumbing Code & Regulations
Plumbing work in South Dakota is governed by the South Dakota Plumbing Code, which consists of the Uniform Plumbing Code (UPC) 2024 edition with state-specific amendments. The legal framework and rules for licensing are established in South Dakota Codified Law 36-25 and the South Dakota Administrative Rules (ARSD) 20:39.