Licensing Exams by Trade Name

Minnesota Water Conditioning Journeyworker

Apply for the License and Exam
Minnesota DOLI
Plumbing Contractor Licensing

443 Lafayette Road North
St. Paul, MN  55155
Phone:  (651) 284-5034
Exam Type
OPEN  BOOK
Exam Content

Detailed exam content and specific sub-category subjects for each plumbing code chapter are fonud under the heading of "Examination Knowledge Area" in the linked exam guide below:

Recommended Study Sources
1a.
Minnesota Plumbing Code, Chapter 4714, 2020
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1b.
Minnesota Plumbing Code (online version), 2020, IAPMO
Web Page Link
2.
MN Stat. 144, Public Health Laws (§144.381 — §144.387, §144.99)
Web Page Link
3.
MN Stat. 325, Consumer Protection (§325.14, §325.144)
Web Page Link
4.
MN Stat. 326B, Licensing & Plumbing Regulations (§326B.41 — §326B.53)
Web Page Link

Personal copies of code books can not be brought into the exam location.  Code books and statutes will be supplied.

NOTE:  Since the DOLI supplied exam bulletin does not call out specific sections of statues you should study, we have researched those subsections and found the areas that are most likely to appear on your exam (noted above).

An exam study guide is currently NOT AVAILABLE

This page is being provided for research and links to books sources only.  We do not have an expected date for availability.  This page may have changed since your last visit.  Please refresh using the F5 key on your keyboard or swipe down from the top of your mobile browser window.

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