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 (from PSI bulletin) | Sub-topics | # of Questions |
|---|---|---|
| General Knowledge | 3 | 4 |
| General Electrical Knowledge | 11 | 12 |
| Electrical Installation Requirements | 2 | 10 |
| Services, Feeders, and Branch Circuits | 8 | 10 |
| Overcurrent Protection | 1 | 6 |
| Grounding and Bonding | 3 | 8 |
| Conductors and Cables | 11 | 6 |
| Raceways and Boxes | 21 | 6 |
| Special Occupancies and Equipment (including Swimming Pools) | 2 | 4 |
| Low Voltage, Alarms, Signaling Systems, and Communications | 9 | 6 |
| Lighting and Signs | 7 | 4 |
| Safety | 18 | 4 |
In addition to the trade-specific examination, you may be required to pass the Business and Law Exam offered by PSI or take an "approved" Business and Law course
We highly recommend that you purchase one of the two NEC index 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 subjects covered in the exam and are far more detailed than the index at the end of the code book.
Sample questions are based on the PSI publication titled “29 CFR PART 1926 Selections, as of June 2013” (hightlighted in green above).
This file contains approx. 800 sample questions.
