NEC Practice Tests

Full-length NEC practice tests simulating real exam conditions for electrician licensing.

22 tests · 264 questions · Free · No signup · NEC 2026
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Based on NEC 2026 (NFPA 70) & official state exam content outlines.  ·  Last reviewed Jun 2026

Mixed NEC Practice Tests — Simulating Real Exam Conditions

These NEC practice tests are different from the article-by-article tests in the NEC Code category. Each test here pulls mixed questions from across the entire National Electrical Code — just like your actual licensing exam does. No single topic dominates. You need to be ready for anything.

This mixed format is the best way to prepare in the final weeks before your exam. If you have been drilling individual articles, these tests show you how you perform when the questions jump unpredictably between topics.

All tests are based on NEC 2026 but many states are still testing NEC 2023 — the core rules are the same, and our tests are tagged by edition where questions specifically reference changed articles.

Exam Strategy: On a mixed NEC exam, do not spend more than 90 seconds on any single question. If you do not know the answer, mark it and move on. Come back to it with the NEC index after you have answered the questions you know. This approach consistently improves scores because it prevents one hard question from eating up time you need elsewhere.
Mixed NEC Articles Timed Exam Practice Wiring Methods & Grounding Load Calculations Motor Circuits Special Occupancies
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Wiring Methods Branch Circuits Motors
NEC 2026

NEC 2026 Practice Test - Emergency Disconnects (230.85)

Beginner

Practice questions on the emergency disconnect rules in 230.85 of the 2026 NEC. Covers location, marking, ratings, and the dwelling-vs-other-than-dwelling split.

25 Q · 38 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Practice Test 1

Intermediate

Free online NEC code practice test with 30 questions covering essential National Electrical Code rules for electricians. Topics include GFCI and AFCI protection, working clearances, receptacle spacing, grounding, NM cable installation, branch circuit rules, and more. Based on NEC 2023 — ideal prep for journeyman and master electrician licensing exams.

30 Q · 45 min · 70% pass
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Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-2

Advanced

Free Online Practice on NEC code Questions - 2

10 Q · 15 min · 70% pass
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Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-3

Beginner

Free Online Practice Test on NEC Code Objective Questions

10 Q · 15 min · 70% pass
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Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-4

Beginner

Free NEC code Questions Practice test-4

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-5

Intermediate

Free Online Practice Test on NEC Code Questions-5

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-6

Intermediate

Free NEC code Questions Practice Test-6

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-7

Intermediate

Free online Practice Test on NEC Code questions - 7

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-8

Advanced

Free NEC Code Questions Practice Quiz-8

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-9

Beginner

Free Online Practice Quiz NEC Code Questions-9

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-10

Beginner

Free online Practice Test on NEC Code Questions-10

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-11

Beginner

Take a Practice test on NEC Code Practice quiz questions - 11

9 Q · 14 min · 70% pass
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Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-12

Intermediate

Take a Practice test on NEC Code Practice quiz questions - 12

9 Q · 14 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-13

Intermediate

Take a Practice test on NEC Code Practice quiz questions - 13

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-14

Intermediate

Take a Practice test on NEC Code Practice quiz questions - 14

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-16

Intermediate

Take a Practice test on NEC Code Practice quiz questions - 16

8 Q · 12 min · 70% pass
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Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-17

Advanced

Take a Practice test on NEC Code Practice quiz questions - 17

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-18

Beginner

Take a Practice test on NEC Code Practice quiz questions - 18

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-19

Beginner

Take a Practice test on NEC Code Practice quiz questions - 19

9 Q · 14 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-20

Intermediate

Take a Practice test on NEC Code Practice quiz questions - 20

9 Q · 14 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2023

NEC Code Questions Practice Test-15

Intermediate

Take a Practice test on NEC Code Practice quiz questions - 15

10 Q · 15 min · 70% pass
Start Test
Wiring Methods Branch Circuits Motors
NEC 2026

NEC 2026 Practice Test - GFCI Scope (Article 210.8)

Advanced

Practice questions on the GFCI changes introduced in the 2026 NEC. Covers 210.8(A) dwelling locations, 210.8(B) other-than-dwelling outlets, 210.8(F) outdoor outlets near services, and the appliance GFCI rules in 422.5.

25 Q · 38 min · 70% pass
Start Test

How to Get the Most From These Mixed Tests

Mixed NEC tests expose your weak spots faster than topic-specific tests. Here is how to use your results:

  1. After completing a test, sort your wrong answers by NEC article.
  2. Any article where you missed 2 or more questions needs more study.
  3. Go back to the article-by-article tests in the NEC Code category for that article.
  4. Read the NEC directly — open the book to that article and read the sections you missed.
  5. Return to mixed tests to verify improvement.

Most-Tested NEC Articles on Mixed Exams

ArticleTopic% of Typical Exam
100Definitions5–8%
210Branch Circuits15–20%
220Load Calculations10–15%
230Services5–8%
250Grounding & Bonding10–15%
300–358Wiring Methods10–15%
310Conductors5–10%
430Motors8–12%
Other articlesVariousRemaining %

NEC Practice Tests — FAQ

Are these tests timed like the real exam?

You can take them untimed for study, or set your own time goal. A good benchmark: the real exam gives you about 2 minutes per question on average. If a 25-question test takes you over 50 minutes, you need to practice using your NEC index faster.

What should I score on practice tests before taking the real exam?

Consistently scoring 80% or above on mixed practice tests is a good sign you are ready. Do not stop at 70% — the real exam has questions you have not seen before, so aim to be comfortably above the passing line in practice.

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