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), 2014, NFPA Buy at Amazon
Code books will be provided at the test center.
You may NOT use your personal copies of code books.

Recommended Study Materials

Colorado • Residential Wireman
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