Construction Trade Exam Research Area

Residential Wireman

Apply for the License

Colorado State Electrical Board
1560 Broadway, Suite 1350
Denver, CO  80202
Phone: (303) 894-2300
Colorado Electrical Licensing Link

Exam Administrator

PSI Licensure : Certification
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (800) 733-9267
Candidate Information Web Page

Exam Type


Exam Content

Subject Areas # of
General Electrical Knowledge 18
Services, Feeders, and Branch Circuits 18
Grounding and Bonding 13
Overcurrent Protection 5
Conductors and Cables 9
Raceways and Boxes 9
Special Equipment 4
Electrical Devices 8
Electrical Calculations 6

Total number of questions: 90
Time Allowed (minutes): 240


Books Allowed in the Exam

1. National Electrical Code (NFPA-70), 2017, NFPA Buy at Amazon
Code books will be provided at the test center.
You may NOT use your personal copies of code books.
Study materials are currently NOT available for this exam

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