Plumber Exam Prep / Minnesota
Plumber Exam — MN
Journeyman Plumber Exam in Minnesota
Complete breakdown of the journeyman plumber licensing process in Minnesota — code used, exam provider, and what to study.
Exam Details
- Licensing Body
- Minnesota Department of Labor and Industry
- Exam Provider
- Pearson VUE
- Code Edition
- Minnesota State Plumbing Code (IPC-based)
- Passing Score
- 70%
- Question Count
- 100
- Exam Fee
- $65
- Experience Required
- 4 years
Note: Always verify current requirements with Minnesota Department of Labor and Industry.
Minnesota Plumber License — What to Know
Minnesota requires a statewide journeyman plumber license. State plumbing code based on IPC with state amendments.
Key Code Sections to Master
The International Plumbing Code (IPC) exam covers water supply, drainage, venting, fixtures, water heaters, storm drainage, and special piping. Focus on the table for pipe sizing (Table 604.4 for water supply, Table 710.1 for drainage fixture units), minimum fixture requirements by occupancy type, and venting rules. Drainage fixture units (DFUs) are frequently tested via calculation questions.