Construction Trade Exam Research Area

Unlimited Electrical Contractor

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State of Oklahoma
Construction Industries Board

2401 N.W. 23rd Street, Suite 2F
Oklahoma City, OK 73107
Phone: (405) 521-6550
Toll Free: (877) 484-4424
Oklahoma Construction Industry Licensing Link

Exam Administrator

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

Exam Type


Exam Content

Subject Areas # of
General Knowledge 4
General Electrical Knowledge 10
Electrical Installation Requirements 10
Services, Feeders, and Branch Circuits 10
Overcurrent Protection 6
Grounding and Bonding 10
Conductors and Cables 6
Raceways and Boxes 7
Special Occupancies and Equipment (including Swimming Pools) 10
Low Voltage, Alarms, Signaling Systems, and Communications 7
Lighting and Signs 10
Safety 4
Motors and Transformers 6

Total number of test questions: 100
Time allowed (minutes): 240
In Oklahoma, you must also pass the Electrical Business and Law Exam unless you are already a licensed electrical contractor who is adding a classification to your license.

Go to Business and Law Offering

Books Allowed in the Exam

1. National Electrical Code (NFPA-70), 2014, NFPA Buy at Amazon
2. Code of Federal Regulations - 29 CFR Part 1926 (OSHA), latest amendments- OR - (OSHA) Excerpts latest amendments by PSI. Buy from Publisher
3. Ugly's Electrical References, 2014, George V. Hart.  Buy at Amazon
Go to OSHA Resources
Study materials are currently NOT available for this exam

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