South Dakota Electrical Contractor Exam Prep

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South Dakota Electrical Contractor exam at a glance

The South Dakota Electrical Contractor exam has 100 questions and a time limit of 5 hours. That works out to about 3 minutes per question. Figures are from the licensing board’s published exam information.

Questions100
Time5 hours

Confirm question count, time, open-book rules, and passing score on the live board bulletin before you sit. We do not guarantee a passing result. Source: ICC South Dakota Contractor/Trades bulletin August 19, 2025, exam 530: 100 questions, open book, 5 hours. ARSD 20:44:16:03 passing score 70 percent.. How we source exam facts

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What’s included

18,000+ word study guide

Worked calculations, code-section breakdowns, exam traps, a key-terms glossary and a 30/60/90-day plan.

4 full-length practice exams

Original questions weighted to match the topic mix of the real exam.

400 practice questions

Every one with a written explanation and the code section behind the answer.

Same study guide and four exams on every term. You are choosing how long you can log in.

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What this prep covers

  1. About the South Dakota Electrical Contractor license
  2. How South Dakota licensing works
  3. Electrical theory and formulas the exam assumes
  4. How the NEC is organized (navigate it fast)
  5. Branch circuits, feeders, and load calculations (Article 220)
  6. Conductor ampacity and sizing (Article 310)
  7. Overcurrent protection (Article 240)
  8. Grounding and bonding (Article 250)
  9. Boxes, raceways, and wiring methods (Articles 300, 314, Chapter 9)
  10. Motors, transformers, and HVAC (Articles 430, 450, 440)
  11. Services and working clearances (Articles 230, 110, 408)
  12. GFCI, AFCI, and special locations
  13. Worked calculations
  14. Sample exam questions, solved
  15. Common mistakes and exam traps
  16. Key articles to tab
  17. Glossary of must-know terms
  18. Your 30 / 60 / 90 day study plan
  19. Exam-day strategy

South Dakota Electrical Contractor licensing, explained

About the South Dakota Electrical Contractor license

South Dakota licenses electricians through the South Dakota Electrical Commission. The senior credential is officially titled the Electrical Contractor license — the trade commonly calls it "Master Electrician," and this guide uses that familiar term throughout, but when you fill out board paperwork or register for the exam, look for "Electrical Contractor," not "Master Electrician." It requires first holding a journeyman license, then logging two more years (4,000 hours) of documented journeyman experience, including a minimum of 2,000 hours of commercial work, before you are eligible to sit for the contractor's exam. A holder at this level can typically pull permits, supervise journeymen and apprentices, design installations, and serve as the qualifying individual for a licensed contracting business.

The exam is National Electrical Code (NEC) based, because South Dakota adopts the NEC as its electrical code. It is normally open book: you may bring a clean, bound copy of the adopted NEC edition. Tabs and highlighting are usually permitted; loose or handwritten notes usually are not — The ICC bulletin for this paper lists the 2023 NEC and Ugly's. Plan to tab and index your code book before test day, because the exam is as much a test of how fast you can locate a section as it is of what you have memorized.

Know these scope facts cold, because the exam asks them in plain-language form: the license is held by the individual, not the company; most installations require a permit and inspection before concealment (rough-in) and again at final; you must work within the classification you hold; and performing electrical work without the required license, or beyond your scope, is a violation that can cost you the license and carry civil penalties.

How South Dakota licensing works

  • Experience: four years (8,000 hours) as a licensed apprentice electrician working under a licensed contractor to become eligible for the journeyman exam, then two more years (4,000 hours) as a licensed journeyman — including a minimum of 2,000 hours of commercial work — to become eligible for the Electrical Contractor (master) exam. Hours must be logged under a licensed employer to count.
  • Education: approved instruction hours or completion of an approved apprenticeship program count toward the journeyman experience that underlies the contractor credential.
  • Application: submit the application, a $60 processing fee, and documented proof of experience (verified by your supervising employer) to the South Dakota Electrical Commission before you are approved to test.
  • Exam vendor: exams are administered by the International Code Council (ICC) and delivered at PearsonVUE test centers — not PSI. The passing score is commonly cited around 70 percent, but the Commission's current exam catalog is the source of truth — confirm the current cut score, question count, and time limit there before you register.
  • Renewal: licenses renew on a biennial cycle (expiring June 30 of even-numbered years) and require 16 hours of continuing education, including at least 8 code-related hours, each cycle.

Before you rely on any value in this guide, confirm the currently adopted NEC edition on the board and ICC/Pearson VUE bulletin. Ampacities, GFCI/AFCI scope, working-clearance distances, and receptacle-spacing rules all change between editions, and the exam is written to the edition your state has adopted — not necessarily the newest one published.

This is the opening of the full study guide. The complete guide continues into code navigation, worked calculations and solved exam questions.

Common questions about this exam

How many questions are on the South Dakota Electrical Contractor exam?

The South Dakota Electrical Contractor exam has 100 questions and a time limit of 5 hours, about 3 minutes per question. Check the current board bulletin before you book.

How much practice does this prep include?

It includes 4 full-length practice exams and 400 practice questions in total. Every question has a written explanation naming the code section the answer comes from.

How long is the study guide?

The South Dakota Electrical Contractor guide runs to roughly 18,706 words in 19 sections, starting with “About the South Dakota Electrical Contractor license” and ending with “Exam-day strategy”.

How long do I get access?

Choose 30, 60 or 90 days at checkout. Your days do not start at checkout: they begin the first time you open the course (or 14 days after purchase, whichever comes first). Access works on any device, and you can retake every practice exam as often as you like. Days remaining are shown in your dashboard and you can extend at any time.

Is this an official South Dakota Electrical Contractor exam?

No. This is independent preparation material. It is not affiliated with or endorsed by any state licensing board or exam vendor, and it does not contain real exam questions. Always confirm current requirements with your licensing board.

About this prep

This prep is built specifically for the South Dakota Electrical Contractor examination and includes a 18,000+-word study guide written for this exam, 4 full-length practice exams and 400 practice questions, each with a written explanation.

How access works

You are paying for access length (30, 60, or 90 days). The study guide and four timed exams are the same on every term. Your days start the first time you open the course, not at checkout (or 14 days after purchase, whichever comes first), and access works on any device for that term.

Not affiliated with or endorsed by any state licensing board or exam vendor. For exam-preparation purposes only.