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The license information below is specific to the state of Minnesota.
Plumbers, Pipefitters, and Steamfitters
Training and experience Review the Unlicensed Individual Plumbing Registration Application View a chart showing all of the license numbering changes
Minnesota Department of Labor and Industry
443 Lafayette Road North
St. Paul,
MN
55155
Phone: (651) 284-5005
Email: dli.communications@state.mn.us
Data is collected by the Department of Employment and Economic Development.