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Key Facts: WI Electrician Exam

70%

Passing Score

WI DSPS

100

Questions

DSPS

4 hrs

Time Limit

DSPS

2017 → 2023

NEC Transition Oct. 1, 2026

WI DSPS

Wisconsin's Journeyman Electrician exam requires 70% to pass and is listed as 100 questions in 4 hours. Use the 2017 NEC for exams through September 30, 2026, and the 2023 NEC beginning October 1, 2026.

Sample WI Electrician Practice Questions

Try these sample questions to review concepts for the WI Electrician exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 315+ question experience with AI tutoring.

1Which agency administers the Journeyman Electrician license in Wisconsin?
A.Wisconsin Department of Commerce
B.Wisconsin Department of Safety and Professional Services (DSPS)
C.Wisconsin Building Commission
D.Wisconsin Department of Workforce Development
Explanation: The Wisconsin Department of Safety and Professional Services (DSPS) administers the Journeyman Electrician license. Unlike most states that use PSI, Wisconsin uses a state-administered exam.
2Wisconsin has reciprocity for journeyman electrician licenses with which state(s)?
A.Minnesota and Illinois
B.Iowa and New Hampshire
C.All Midwest states
D.No reciprocity with any state
Explanation: Per DSPS Form 3106, Wisconsin grants a Journeyman Electrician license without examination to applicants holding a current, valid Journeyman Electrician license acquired through a state examination in Iowa or New Hampshire. This is one of the most limited reciprocity arrangements among state electrician licenses.
3What NEC edition does Wisconsin currently base its Journeyman Electrician exam on?
A.NEC 2014
B.NEC 2017
C.NEC 2020
D.NEC 2023
Explanation: Wisconsin currently bases its Journeyman Electrician exam on the NEC 2017 edition. Wisconsin is one of the few states that has not yet adopted the NEC 2020 for examination purposes.
4How is the Wisconsin Journeyman Electrician exam administered differently from many other states?
A.It is an online-only exam
B.It is open-book and administered at Pearson VUE and DSPS exam locations
C.It is a practical hands-on exam only
D.It requires a proctor from the local union
Explanation: The Wisconsin Journeyman Electrician exam is open-book and is administered at Pearson VUE testing centers and DSPS exam locations. Candidates may bring a bound 2017 NEC, one binder containing SPS 305 and SPS 316, and up to two additional bound reference books.
5According to NEC 2017 Article 210.12, where are AFCI protections required in dwelling units?
A.Only bedrooms
B.Kitchens, family rooms, dining rooms, living rooms, parlors, libraries, dens, bedrooms, sunrooms, recreation rooms, closets, hallways, laundry areas, and similar areas
C.All rooms including bathrooms and garages
D.Only living rooms and bedrooms
Explanation: NEC 2017 Article 210.12(A) requires AFCI protection in kitchens, family rooms, dining rooms, living rooms, parlors, libraries, dens, bedrooms, sunrooms, recreation rooms, closets, hallways, laundry areas, and similar rooms or areas in dwelling units. Bathrooms, garages, and unfinished basements are excluded.
6What is the minimum passing score required on the Wisconsin Journeyman Electrician exam?
A.65%
B.70%
C.75%
D.80%
Explanation: The minimum passing score for the Wisconsin Journeyman Electrician exam is 70%. The exam is 100 questions, so candidates must answer at least 70 questions correctly to pass.
7Per NEC 2017 Article 210.8(A), GFCI protection is required for 125-volt, 15- and 20-ampere receptacles installed in which of the following locations in a dwelling unit?
A.Bedrooms only
B.Bathrooms, garages, outdoors, crawl spaces, basements, kitchens, laundry areas, and boathouses
C.Only bathrooms and kitchens
D.All locations within a dwelling unit
Explanation: NEC 2017 Article 210.8(A) requires GFCI protection for 125-volt, 15- and 20-ampere receptacles in bathrooms, garages, accessory buildings, outdoors, crawl spaces, basements, kitchen countertop areas, areas within 6 feet of sinks, laundry areas, and boathouses.
8According to NEC 2017 Table 310.16, what is the ampacity of a 12 AWG copper conductor with THHN insulation at 30°C ambient temperature?
A.20 amperes
B.25 amperes
C.30 amperes
D.35 amperes
Explanation: Per NEC 2017 Table 310.16, a 12 AWG copper conductor with THHN insulation (90°C column) has an ampacity of 30 amperes at 30°C ambient temperature. However, when used with 60°C terminations, the allowable ampacity is limited to 25 amperes per 110.14(C).
9Per NEC 2017 Article 250.66, what is the minimum size copper grounding electrode conductor required for a 2/0 AWG copper service-entrance conductor?
A.4 AWG
B.6 AWG
C.2 AWG
D.1/0 AWG
Explanation: Per NEC 2017 Table 250.66, for a 2/0 AWG copper service-entrance conductor, the minimum grounding electrode conductor size is 4 AWG copper. This table correlates service conductor size to the required grounding electrode conductor.
10According to NEC 2017 Article 430.52, the maximum branch circuit short-circuit and ground-fault protective device for a single motor using an inverse time breaker is what percentage of the motor full-load current?
A.125%
B.150%
C.200%
D.250%
Explanation: Per NEC 2017 Table 430.52, the maximum rating of a branch circuit short-circuit and ground-fault protective device for a single motor using an inverse time circuit breaker is 250% of the motor full-load current. If this value does not correspond to a standard size, the next higher standard rating may be used.

About the WI Electrician Exam

The Wisconsin Journeyman Electrician exam is authorized by DSPS, offered at DSPS and Pearson VUE test locations, and based on SPS 305, SPS 316, and the NEC edition assigned to the exam date. DSPS lists 100 questions, 4 hours, and a 70% passing score. Wisconsin has reciprocity pathways with Iowa and New Hampshire.

Exam sponsor: Wisconsin Department of Safety and Professional Services (DSPS). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.

Questions

100 questions

Time Limit

4 hours

Passing Score

70%

Exam / Certification Fees

DSPS-site fee shown in LicensE; Pearson VUE fee is $95

Exam sponsor website

Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.

Our practice resources: topics covered

We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.

Not published by DSPS

Licensing, Exam Rules & Wisconsin Administration

SPS 305 credential rules, exam logistics, SPS 316 administration, and current Wisconsin amendments

Not published by DSPS

Electrical Theory, General Rules & Calculations

Electrical theory, NEC definitions, working space, conductor ampacity, load calculations, and overcurrent protection

Not published by DSPS

Wiring Methods & Materials

Raceways, cable types, boxes, fittings, conduit fill, and installation requirements

Not published by DSPS

Grounding, Bonding & Services

Grounding electrode systems, bonding requirements, service entrance, and feeder sizing

Not published by DSPS

Equipment, Special Systems & Occupancies

Luminaires, appliances, HVAC, motors, transformers, hazardous locations, healthcare, pools, emergency power, renewable energy, and signaling systems

Preparing for the WI Electrician Exam

What You Need to Know

  • Passing score: 70%
  • Exam length: 100 questions
  • Time limit: 4 hours
  • Exam / certification fees: DSPS-site fee shown in LicensE; Pearson VUE fee is $95 Official sources

Using Our Practice Resources

  • Work through all 315 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

WI Electrician: Suggested Study Strategy

1Match your codebook to the exam date: NEC 2017 through September 30, 2026; NEC 2023 beginning October 1, 2026
2Build a cross-reference sheet for SPS 316 amendments, especially Wisconsin's GFCI/AFCI, receptacle, service-disconnect, and grounding-electrode changes
3Practice dwelling and non-dwelling load calculations using the article and table numbering in your assigned NEC edition
4Do not apply the national NEC alone where SPS 316 substitutes, omits, or adds a Wisconsin rule
5Review motor circuit requirements in Article 430 including overload and branch circuit protection sizing

Frequently Asked Questions

Which NEC edition does Wisconsin use for the electrician exam?

It depends on the exam date. DSPS authorizes the 2017 NEC for exams through September 30, 2026, and the 2023 NEC beginning October 1, 2026. Confirm the date and reference list on the DSPS Journeyman Electrician exam page before testing.

Does Wisconsin have reciprocity with other states?

Wisconsin lists reciprocity pathways for Iowa and New Hampshire on DSPS Form 3106. Each pathway has its own licensing, experience, and education conditions, so holding either state license does not by itself guarantee Wisconsin eligibility.

Is the Wisconsin exam administered by PSI?

No. Apply through DSPS LicensE. After authorization, candidates may select a DSPS test location or a Pearson VUE location; DSPS warns that a candidate who selects Pearson VUE cannot later switch that session back to a DSPS location.

Is the Wisconsin electrician exam open book?

Yes. DSPS permits the assigned NEC/handbook, SPS 305 and SPS 316 with printed notes in one three-ring binder, and up to two additional printed bound references. Loose paper, removable tabs, sticky notes, paper clips, practice exams, and prior exam questions are prohibited; factory-supplied codebook tabs and three-ring binder dividers are allowed.

How do I qualify to take the Wisconsin Journeyman Electrician exam?

DSPS Form 3106 lists three routes: completion of a recognized construction electrical apprenticeship; 48 months and 8,000 hours of electrical experience; or at least 1,000 hours per year for 5 years. Full-time electrical study may receive 500 hours per semester, up to 2,000 hours and 2 years.

How many questions are on the exam and what score is required?

The DSPS credential checklist lists 100 questions and a 4-hour session. DSPS requires a score of 70% or higher to pass.

How much does the exam cost and where can I test?

DSPS-site pricing is displayed during LicensE scheduling. The current DSPS Pearson fee schedule lists $95 for the Journeyman Electrician exam. Testing is in person at a selected DSPS or Pearson VUE site; remote testing is not listed.

What happens if I fail?

Use the result notice and LicensE instructions to schedule another attempt and pay a new fee. DSPS does not publish a fixed waiting period, and only one session may be scheduled at a time. A failed-exam review may be requested within 3 months for the listed review fee, but not within 7 days of a retake.