Title: Journeyworker Plumber License
Alternate Title:
Description: Minnesota Department of Labor and Industry (DLI)
Subject: Plumbers
Creation Date: 9/11/2008 2:16:14 PM
Modification Date: 9/2/2026 5:38:31 PM
Agency Name: Labor and Industry (DLI), Minnesota Department of
Agency URL: http://www.dli.mn.gov
Agency Description:
The agency ensures Minnesota’s work and living environments are equitable, healthy and safe. The agency oversees the state's programs for apprenticeship, construction codes and licensing, dual-training pipeline, occupational safety and health, wage and hour standards, workers' compensation and youth skills training programs. The Office of Combative Sports, within the Department of Labor & Industry, ensures Minnesota's combative sporting events are conducted in a manner that minimizes injuries and ensures fair competition.
Agency Phone: 651-284-5005
Agency Fax: Agency URL: http://www.dli.mn.gov
Agency Address:
443 Lafayette Road N.
St. Paul
MN 55155
Division Name: Construction Codes and Licensing Division (CCLD)
Division URL: http://www.dli.mn.gov/about-department/our-areas-service/construction-codes-and-licensing
Division Description:
Division Phone: Division Fax: Division URL: http://www.dli.mn.gov/about-department/our-areas-service/construction-codes-and-licensing
Unit Name: Licensing and Certification Services
Unit URL:
Unit Description:
Unit Phone: 651-284-5034
Unit Fax: Contact person(s): dli.contractor@state.mn.us
Unit URL:
Audience: Hold
Application URL: https://www.dli.mn.gov/ims
Renewal URL: https://www.dli.mn.gov/ims
Versa URL:
Requirements:
Plumbers
Plumbing license experience requirements
Journeyworker plumber
To qualify for the journeyworker plumber exam, an applicant must have:
- t least four years of recorded practical plumbing experience as a DLI-registered unlicensed plumber; or
- Completed a DLI-registered apprenticeship program; or
- A current Minnesota restricted journeyworker plumber license or a restricted master plumber license and at least two years of practical plumbing experience gained while holding the restricted plumber license; or
- A current plumber’s license from another state where the licensing jurisdiction requires at least four years of practical plumbing experience and an examination to qualify for licensure.
More ways applicants can obtain practical work experience include:
- During military service and the applicant’s military officer certifies the experience; or
- As part of a plumbing education class approved by DLI and an authorized representative of the educational institution certifies the experience; or
- As a participant in an apprenticeship program in another state where the experience is certified by the state agency that regulates plumbing in that state.
Applicants who are registered unlicensed plumbers must demonstrate four years of practical plumbing experience, including:
- Water distribution system installation: 2,000 hours
- Drain, waste and vent system installation: 2,000 hours
- Fixture installation: 1,000 hours
Applicants who are licensed restricted journeyworkers or restricted master plumbers must demonstrate four years of practical plumbing experience, including:
- Water distribution system installation: 1,000 hours
- Drain, waste, and vent system installation: 1,000 hours
- Fixture installation: 500 hours
- A licensed restricted master plumber cannot certify their own work experience.
Rules: 4715.3140
Statutes: 326.40
Forms:
Personal Plumbing License Forms and Resources
Fees:
Go to Payment Center
Period of Issuance:
Length of Determination:
Other Info:
Activity: Plumbers
License Detail URL:
Plumbers
License and Registration Lookup
