The exam content shown below only lists main category headings. Please consult the PSI exam bulletin from the button below for more detailed information about subject sub-categories.
| Topics | Sub-topics | # of Questions |
|---|---|---|
| General Knowledge | 3 | 4 |
| General Electrical Knowledge | 12 | 10 |
| Electrical Installation Requirements | 2 | 10 |
| Services, Feeders & Branch Circuits | 8 | 10 |
| Overcurrent Protection | 1 | 6 |
| Grounding & Bonding | 3 | 10 |
| Conductors & Cables | 11 | 6 |
| Raceways & Boxes | 22 | 7 |
| Special Occupancies & Equipment (including Swimming Pools) | 8 | 10 |
| Low Voltage, Alarms, Signaling Systems & Communications | 9 | 7 |
| Lighting & Signs | 8 | 10 |
| Safety | 18 | 4 |
| Motors & Transformers | 4 | 6 |
Designing, planning, layout, installation, repair and alteration of electrical conductors, fixtures, appliances, apparatus, raceways, conduit and related equipment and fixtures that use electrical energy for light, heat, power, data and communications.
In addition to the trade-specific examination, you must pass the Electrical Business & Law Exam offered by PSI to complete your Oklahoma licensing requirements.
The books listed below are NOT allowed at the exam location
We highly recommend that you purchase one of the reference books above to study for your exam. Each book is a comprehensive subject index to the NEC. They provide an even faster way to look up answers in the code and are far more detailed than the index at the end of the code book.
Questions are sourced from the NEC, Ugly's Electrical References and OSHA.
This package contains approx. 3,360 sample questions.
Additional bonus sample calculations for Ohm's Law and Series/Parallel combination circuits are included.
A guide is included which specifically applies to the set of 790 included OSHA questions to help you determine which sections of the federal code may be included on your exam.
