Exam Outline

24 National Standard Master Plumber Content Area % of Total Reference

100 multiple-choice questions
 Open book—4-hour time limit

Administration

4%

 International Plumbing Code®

General Regulations

8%

Fixtures

7%

Water Heaters

4%

Water Supply and Distribution

13%

Sanitary Drainage

16%

Vents

20%

Traps, Interceptors, and Separators

4%

Storm Drainage

1%

Plan Reading

23%

Total

100%