The essentials
- Licensing authorityWisconsin Department of Safety and Professional Services (DSPS) — official site
- Statewide?Yes — Wisconsin licenses at the state level
- Experience requiredJourneyman: completion of a DSPS-approved plumbing apprenticeship (the Wisconsin apprenticeship runs about five years and includes a minimum of 576 hours of related classroom instruction) or DSPS-recognized equivalent trade school credit. Master: at least 1,000 hours of plumbing work per year as a licensed journeyman for at least 3 years (2 years for master-restricted service).
- ExamState-administered DSPS examination — two parts, open book, 70% passing score; scheduled through DSPS or Pearson VUE test centers
- Renewal & CERenewals are filed through the DSPS LicensE portal and require 24 hours of DSPS-approved continuing education per renewal cycle (SPS 305.93) — confirm the exact cycle length and expiration date with DSPS
- Bond / insuranceNot published in a form we could verify — confirm with the board
- ReciprocityNone we could confirm
License classes in Wisconsin
Wisconsin issues the following classes. Getting the class right matters — several states have residential-only or limited-scope licenses that will not cover commercial or multifamily work:
- Apprentice Plumber: registered indentured apprentice working under a licensed plumber
- Journeyman Plumber: full-scope plumbing under the general supervision of a master plumber
- Journeyman Plumber — Restricted Service: limited service/repair scope
- Journeyman Plumber — Restricted Appliance: limited appliance-related plumbing scope
- Master Plumber: may design, supervise and take responsibility for plumbing systems
- Master Plumber — Restricted Service: restricted-scope master credential
Experience and training
Journeyman: completion of a DSPS-approved plumbing apprenticeship (the Wisconsin apprenticeship runs about five years and includes a minimum of 576 hours of related classroom instruction) or DSPS-recognized equivalent trade school credit. Master: at least 1,000 hours of plumbing work per year as a licensed journeyman for at least 3 years (2 years for master-restricted service).
One thing worth knowing regardless of state: the hours only count if they were logged properly at the time. Several boards require you to register as an apprentice before the clock starts, and hours worked while unregistered are simply gone. If you are early in the trade, get the registration paperwork right now rather than reconstructing it four years later.
The exam
State-administered DSPS examination — two parts, open book, 70% passing score; scheduled through DSPS or Pearson VUE test centers
Renewal and continuing education
Renewals are filed through the DSPS LicensE portal and require 24 hours of DSPS-approved continuing education per renewal cycle (SPS 305.93) — confirm the exact cycle length and expiration date with DSPS
Letting a license lapse is more expensive than it looks. Some states allow a short grace period with a penalty fee; others treat a lapsed license as forfeited and make you retest from scratch. Put the renewal date in your calendar with a 90-day warning, not a 7-day one.
Insurance and bonding
We could not verify a published state bond or insurance minimum for Wisconsin. That does not mean you should work uninsured — local permit offices, general contractors and property managers routinely require a certificate regardless of what the state demands.
Separately from whatever the state requires: Pipe Well requires every plumber on the network to carry current general liability insurance and to upload the certificate before the first appointment is sent.
Working across state lines
We could not confirm any published reciprocity agreement for Wisconsin. That does not always mean there is none — several states evaluate out-of-state licenses case by case, or let you sit for the exam on the strength of a license held elsewhere. If you are relocating, call the board and ask specifically about endorsement or credential review rather than assuming you start over.
What plumbers actually get wrong here
Wisconsin does not maintain broad automatic reciprocity with neighboring states — Minnesota, Michigan and Illinois licensees generally must meet Wisconsin's application and exam requirements, though credential-by-endorsement review is possible where exam content is comparable. Wisconsin also enforces its own state plumbing code (SPS 381-387) rather than the IPC or UPC, and journeymen must work under the general supervision of a licensed master plumber.
Once you are licensed: getting the work
A license gets you legal. It does not get you a full schedule. The usual next step is buying leads — $40 to $85 for a contact that three or four other shops bought at the same moment, which at a realistic 10–20% close rate works out to somewhere between $300 and $1,000 for every job you actually book, plus the unpaid hours spent chasing the ones that go nowhere.
Pipe Well works the other way round. We book appointments, not leads, and we handle everything up to the moment you knock on the door: the advertising, the phone call, qualifying the job, getting the address and access details, and agreeing a date and time window with the homeowner. What reaches your phone is a scheduled appointment — name, address, time window and what is wrong. You reply YES and it is yours.
What it costs
Nothing to join. No subscription, no per-lead charge. You do the job, you set your own price, and you collect payment from the customer directly. Then Pipe Well is paid 50% of the job after your documented materials come off the top:
(amount collected − documented materials) × 50%
| Collected | Materials | Net | Pipe Well | You keep |
|---|---|---|---|---|
| $400 | $40 | $360 | $180 | $220 |
| $1,200 | $520 | $680 | $340 | $860 |
| $2,800 | $800 | $2,000 | $1,000 | $1,800 |
| $8,500 | $3,200 | $5,300 | $2,650 | $5,850 |
Due within 48 hours of the customer paying you. If they never pay, you owe nothing. And look honestly at that last row — on a big repipe our share is a large number. If your book is already full of $8,500 jobs you are better off filling that capacity yourself. We are worth most to a shop with open capacity it cannot currently fill.
Apply free → Run your own numbersQuestions plumbers ask about licensing in Wisconsin
Do you need a license to do plumbing work in Wisconsin?
Yes. Wisconsin Department of Safety and Professional Services (DSPS) is the licensing authority for Wisconsin. Wisconsin does not maintain broad automatic reciprocity with neighboring states — Minnesota, Michigan and Illinois licensees generally must meet Wisconsin's application and exam requirements, though credential-by-endorsement review is possible where exam content is comparable. Wisconsin also enforces its own state plumbing code (SPS 381-387) rather than the IPC or UPC, and journeymen must work under the general supervision of a licensed master plumber.
Who issues the plumbing license in Wisconsin?
Wisconsin Department of Safety and Professional Services (DSPS). The official site is https://dsps.wi.gov/Pages/Professions/JourneymanPlumber/Default.aspx.
What license classes exist in Wisconsin?
Apprentice Plumber: registered indentured apprentice working under a licensed plumber. Journeyman Plumber: full-scope plumbing under the general supervision of a master plumber. Journeyman Plumber — Restricted Service: limited service/repair scope. Journeyman Plumber — Restricted Appliance: limited appliance-related plumbing scope. Master Plumber: may design, supervise and take responsibility for plumbing systems. Master Plumber — Restricted Service: restricted-scope master credential.
How many hours of experience do you need for a Wisconsin plumbing license?
Journeyman: completion of a DSPS-approved plumbing apprenticeship (the Wisconsin apprenticeship runs about five years and includes a minimum of 576 hours of related classroom instruction) or DSPS-recognized equivalent trade school credit. Master: at least 1,000 hours of plumbing work per year as a licensed journeyman for at least 3 years (2 years for master-restricted service).
Who administers the Wisconsin plumbing exam?
State-administered DSPS examination — two parts, open book, 70% passing score; scheduled through DSPS or Pearson VUE test centers
How often does a Wisconsin plumbing license renew?
Renewals are filed through the DSPS LicensE portal and require 24 hours of DSPS-approved continuing education per renewal cycle (SPS 305.93) — confirm the exact cycle length and expiration date with DSPS
Can I get booked plumbing appointments in Wisconsin once I am licensed?
Yes. Pipe Well Plumbing books customer appointments in Wisconsin and texts them to licensed plumbers whose service radius covers the address. Joining is free — no subscription and no per-lead fee. Pipe Well is paid 50% of the job after your documented material costs are deducted, and only after the customer has paid you.
Booked appointments in Wisconsin
Set your ZIP and a service radius of at least 30 miles and we will match appointments inside it. Free to join.
Join Free → Plumbing jobs in WisconsinPlumbing license requirements in other states
Compiled from Wisconsin Department of Safety and Professional Services (DSPS) published materials, last reviewed July 2026. Where a figure could not be verified against a primary source we have said so rather than estimate it. Spotted something out of date? Email info@pipewellplumbing.com and we will correct it.