Construction Trade Exam Research Area

Master Plumber with Gas

Apply for the License

Plumbing and Mechanical Systems Board
Iowa Department of Health

321 East 12th Street
Des Moines, IA 50319
Phone: (866) 227-9878
Iowa Plumbing and Mechanical Licensing

Exam Administrator

Kirkwood Community College
6301 Kirkwood Blvd SE
Cedar Rapids, IA  52406
Phone: (319) 398-7768 or (319) 398-5529
Candidate Information

Exam Type


Exam Content

Subject Areas % of
Administration 2
Definitions 2
General Regulations 6
Plumbing Fixtures and Fixture Fittings 4
Water Heaters 11
Water Supply and Distribution 12
Sanitary Drainage 11
Indirect Wastes 2
Vents 4
Traps and Interceptors 3
Storm Drainage 2
Fuel Piping 3
Health Care Facilities / Medical Gas Vacuum Systems 4
Referenced Standards 1
Firestop Protection 1
Non-potable Water Reuse Systems 2
Water Systems Sizing 10
Drain, Waste and Vent Systems Sizing 12
Gas Systems Sizing 6

Total number of test questions: 125
Time allowed (hours): 5.0


Books Allowed in the Exam

1. Iowa State Plumbing Code (2012 Uniform Plumbing Code with Iowa Amendments), 2012, IAPMO. Doc Link
2. Iowa State Plumbing Code 2013 - Amendment Booklet Doc Link
Study materials are currently NOT available for this exam

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