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Guides/Minnesota

Minnesota plumber exam

Minnesota plumbing exams cover eligibility, vendor, references, and retakes. Confirm the current candidate bulletin on the board source before you book.

Verified on: 2026-09-14 · Board source

From the board

  • Personal plumber license forms and resources | Minnesota Department of Labor and Industry # Personal plumber license forms and resources Apply or renew licenses and registrations online Schedule an exam Already have what you need to complete an application or renewal?
  • Visit iMS, the department’s online application and renewal system, to get started.
  • - View information about creating an account and working in iMS.
  • The information below will help you complete the application or renewal succ
  • Board page: Personal plumber license forms and resources | Minnesota Department of Labor and Industry

Who can schedule

  • Most boards require an approved application or eligibility letter before you book
  • Name on the exam roster must match your license application exactly
  • Confirm the authorization window — many expire in 90 days to one year

What to expect

  • Trade and/or business-and-law content depending on the class
  • Open-book or closed-book rules and allowed references are class-specific
  • Download the current candidate bulletin from the board or exam vendor

Related: Renewal and CE · Get licensed

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