Colorado Journeyman Wireman Practice Test
Colorado State Electrical Board · PSI · 2026 NEC (since August 1, 2026)
90 questions in 4 hours on the 2026 NEC, 70% to pass, with a worked explanation for every answer.
Or start with a free topic drillWhat is the maximum support interval for 1/2 in. through 1 in. PVC conduit?
Colorado exam format
- License
- Journeyman Wireman
- Board
- Colorado State Electrical Board
- Testing vendor
- PSI
- Questions
- 90 scored, plus up to 10 unscored (30 extra minutes)
- Time
- 240 minutes for the scored items
- Pass mark
- 70% (63 items)
- Code
- 2026 NEC and a formula page, provided at the test center
- Fee
- $78; retest $73
- The test center provides the code book: you may not write, highlight, underline or tab it, and no other materials are allowed.
- The 2023 code book can still be requested at the test center until December 1, 2026.
Our Colorado practice exam
Journeyman Wireman: 90 questions in 240 minutes, 70% to pass.
Sit the full exam under the real clock
90 questions in 4 hours on the 2026 NEC, 70% to pass, with a worked explanation for every answer.
Or start with a free topic drillCommon questions
Which NEC does the Colorado exam use now?
Since August 1, 2026 the questions follow the 2026 NEC. The 2023 book is available on request until December 1, 2026.
Can I bring my own NEC?
No. The 2026 NEC and a formula page are provided at the test center, unmarked.
90 questions in 4 hours on the 2026 NEC, 70% to pass, with a worked explanation for every answer.
Or start with a free topic drillSources
Checked October 30, 2026. Boards update bulletins; confirm details with your board before you schedule.
Original independent practice. Not affiliated with or endorsed by NFPA, ICC, PSI, Pearson VUE or the Colorado State Electrical Board. NEC is a registered trademark of the National Fire Protection Association. All states