Minnesota

Do you need a plumbing permit in Minnesota?

By Mario Bailey Last checked

Always required
2
of 2 jurisdictions
Conditional
0
depends on size or scope
Not required
0
exempt outright

Plumbing Permit rules nationwide, beyond Minnesota.

A plumber tightens a fitting on water supply pipes

Requirements and size thresholds for plumbing permits vary by locality. The table below compares what each Minnesota county or city requires. Always confirm with the local office before starting.

Comparing states? See plumbing permit rules across every locality we cover.

The application steps and inspection sequence for plumbing permits come from the model code rather than from Minnesota law, so they read the same wherever you build. We keep that walkthrough in one place: how a plumbing permit application and its inspections work, start to finish. What changes between Minnesota jurisdictions is below: who requires a permit, what they charge, and which office you file with.

Swipe sideways to see thresholds and confidence.

Locality Permit required? Typical threshold Confidence
Minneapolis Yes Not specified Confirmed on official page
Saint Paul Yes Not specified Confirmed on official page

Common questions about plumbing permits in Minnesota

Do I need a plumbing permit in Minnesota?
In most of Minnesota, yes. Permits are issued locally, so the answer comes from your Minnesota city or county rather than a single statewide rule. Of the 2 Minnesota jurisdictions we have verified for plumbing work, 2 require a permit outright, 0 depend on the size or scope of the job, and 0 require none.

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