District of Columbia Journeyman Electrician Exam Prep
The journeyman exam format, license requirements and topic weights from District of Columbia's official sources.
The official sources hold few facts that are specific to the journeyman exam. The District of Columbia exam prep page has every verified fact for District of Columbia.
District of Columbia journeyman practice questions with answers
No reviewed NEC 2011 practice questions for District of Columbia yet.
Your District of Columbia exam at a glance
- Exam provider
- PSI Services (DC OPLA program).
- Code edition the exam tests
- NEC 2011
Code edition: the exam vs. the installation code
They differ. The District of Columbia exam tests the NEC 2011, but installations in District of Columbia follow the NEC 2014, in effect since May 29, 2020. Study the NEC 2011 for the exam.
What the exam is written on
2011 NEC. The PSI DC Contractor/Trades Candidate Information Bulletin (updated 8/25/2022) lists the 2011 National Electrical Code plus Ugly's Electrical References as the approved references for every DC electrician exam (220 Master, 307 Journeyman, 824 Residential Maintenance, 338 Journeyman Sign, 309 Low-voltage).
Adopted for installations
Installation code: the 2017 DC Construction Codes, effective May 29, 2020. They include the 2014 NEC (NFPA 70-2014) as amended by 12-C DCMR (the DC Electrical Code).
Who licenses electricians in District of Columbia, and the license path
Licensing authority: DC Board of Industrial Trades, staffed by the Department of Licensing and Consumer Protection (DLCP), Occupational and Professional Licensing Administration.
Journeyman Electrician (called 'Electrician' in 17 DCMR 218)8,000 hours
Statute §47-2853.92(b) requires a class on Title 12C DCMR (DC Electrical Code) or an equivalent code completed within 2 years before applying, plus one of: (1) at least 8,000 hours as an apprentice over at least 4 years; (2) an electrical engineering degree plus 2 years of practical experience certified by a licensed master; or (3) Board-approved equivalent experience.
Other electrician classes
Residential Maintenance Electrician (PSI #824: 60 questions, 3 hours, open book).
District of Columbia journeyman exam content outline
| Topic | Weight |
|---|---|
| JOURNEYMAN (#307): General Knowledge | 6% |
| JOURNEYMAN (#307): Services and Service Equipment | 11% |
| JOURNEYMAN (#307): Feeders | 4% |
Key District of Columbia amendments
- The 12-C DCMR (2017 DC Electrical Code) amends NFPA 70-2014.
- The DC Electrical Code amendments are not among the approved exam references.
Common misconceptions about the District of Columbia exam
- That the DC exam is on the 2020, 2023 or 2017 NEC. The PSI bulletin and DLCP both say the 2011 NEC.
- That DC enforces the 2020 or 2023 NEC. It still enforces the 2014-NEC-based 2017 DC Construction Codes.
- That the DC exams are closed book. All the electrician exams are open book.
- Using the wrong question counts or times: master is 100 questions in 5 hours and journeyman is 80 questions in 4 hours. Do not mix these up with other states' PSI numbers (for example 3-hour or 4.5-hour exams).
- Inventing a published passing score such as 70% or 75%. The PSI DC bulletin gives no percentage, and passing candidates see only 'PASS'.
- That the journeyman needs 4,000 hours. That is the outdated figure in 17 DCMR 218.1.
Official sources for District of Columbia
Facts verified Oct 19, 2026 against these official sources.
- test-takers.psiexams.com /api/content/bulletin/5572
- dlcp.dc.gov /sites/default/files/dc/sites/DLCP/publication/attachments/Electrician.pdf
- code.dccouncil.gov /us/dc/council/code/sections/47-2853.92
- code.dccouncil.gov /us/dc/council/code/sections/47-2853.91
- code.dccouncil.gov /us/dc/council/code/sections/47-2853.93
- dcregs.dc.gov /Common/DCMR/RuleList.aspx?ChapterNum=17-2
- dlcp.dc.gov /page/boardindustrialtrades
- dlcp.dc.gov /node/1619081
- dlcp.dc.gov /node/1792796
- dob.dc.gov /page/dc-construction-codes
- dob.dc.gov /release/dc-department-buildings-quicken-pace-dc-construction-code-development-under-organ
- dob.dc.gov /release/dc-department-buildings-advances-modernization-district-construction-codes
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District of Columbia journeyman exam questions people ask
Which code edition does the District of Columbia journeyman exam test?
The NEC 2011. That is not the code installations follow: District of Columbia enforces the NEC 2014 (effective May 29, 2020). Study the edition the exam is written on.
Who gives the District of Columbia journeyman exam?
PSI Services (DC OPLA program).