- The NV-C2 exam has 80 multiple-choice questions with a 240-minute time limit.
- Passing requires 56 correct answers, a 70% score, administered by PSI.
- Conductors and Cables and Safety Information are tied as the largest tested domains.
- Licensure requires four years of relevant experience within the prior 15 years; education can offset up to three.
What Is NV-C2 Certification?
The NV-C2 designation refers to the Nevada Electrical Contractor (C-2) trade examination, a licensing exam administered by PSI on behalf of the Nevada State Contractors Board. Passing this exam is one of the required steps toward holding a C-2 contractor classification in Nevada, which authorizes the installation of electrical wires, fixtures, appliances, apparatuses, raceways, and conduits on covered projects.
This is not a generic industry credential you can earn through a private certifying body. It is a state trade exam tied directly to Nevada contractor licensing law, which means every detail - from the question count to the passing threshold to the classification scope - is defined by the Board and delivered through PSI's testing platform. If you're still getting oriented, our overview of What Is NV-C2? and the plain-language breakdown of NV-C2 Meaning are good starting points before diving into exam mechanics.
Who Needs the C-2 Classification
Anyone acting as the qualifying individual for a Nevada electrical contracting business under the C-2 classification needs to pass this trade exam. This typically includes electricians moving into contractor or ownership roles, superintendents responsible for licensing a company, and tradespeople who want to bid and perform electrical installation work independently rather than under someone else's license.
Because the classification is narrowly defined around wiring and related installation work, it's worth reviewing What Does NV-C2 Stand For? and What Is A NV-C2? to confirm this is the right classification for your intended scope of work before you register for the exam. Employers hiring for licensed electrical contractor positions, and companies seeking a qualifying individual to hold their license, are the primary parties who care whether a candidate holds this credential. For a look at what roles typically follow certification, see NV-C2 Jobs.
Exam Format and Scoring
The NV-C2 trade exam is a closed-book, multiple-choice test consisting of 80 questions, with 240 minutes allotted to complete it. A passing score requires 56 correct answers, which equals 70%. The Board classifies the exam as closed book except for code references that are expressly authorized by the current PSI content outline - meaning candidates should check the outline carefully to know exactly which reference material, if any, is permitted at the test center.
This closed-book format, combined with the allowance for specific code references, means memorization alone won't get you through - you also need to know how to navigate permitted references quickly under time pressure. For a deeper breakdown of exactly what "passing" means numerically and strategically, read NV-C2 Passing Score 2026: Exactly What You Need to Pass.
Key Takeaway
With 240 minutes for 80 questions, you have roughly three minutes per question on average - plan your pacing so code-reference lookups don't eat into time needed for calculation-heavy items later in the exam.
The 15 Exam Domains
The NV-C2 content outline is organized into 15 domains covering the full range of electrical contracting knowledge required for the C-2 classification. Two domains - Conductors and Cables, and Safety Information - are tied as the largest domains on the exam, meaning candidates should give them proportionally more study time.
Domain 4: Conductors and Cables
One of the two largest domains on the exam. Candidates should master conductor sizing, ampacity, insulation types, and cable applications across different installation conditions.
- Highest-weighted domain alongside Safety Information
Domain 13: Safety Information
Tied for the largest domain. Expect questions covering safe work practices, hazard recognition, and protective procedures relevant to electrical installation work.
- Warrants the same depth of preparation as Conductors and Cables
The remaining domains round out the full scope of the exam:
- Domain 1: General Electrical Knowledge
- Domain 2: Service, Feeders, and Branch Circuits
- Domain 3: Grounding and Bonding
- Domain 5: Raceways and Boxes
- Domain 6: Special Occupancies and Equipment
- Domain 7: Electrical Power
- Domain 8: Motors
- Domain 9: Low Voltage
- Domain 10: Lighting
- Domain 11: Illuminated Signs
- Domain 12: Fire Detection and Alarm Systems
- Domain 14: Transmission Lines
- Domain 15: Overcurrent Protection
For a domain-by-domain breakdown with study priorities for each of the 15 areas, see NV-C2 Exam Domains 2026: Complete Guide to All 15 Content Areas. And if you're wondering how these domains translate into overall exam difficulty, check How Hard Is the NV-C2 Exam? Complete Difficulty Guide 2026.
Registration, Fees, and CMS
PSI administers the NV-C2 exam and charges $95 for one exam, or $140 when the trade examination and the CMS (Contractor Management Survey/exam component required by the Board) are scheduled together. Bundling both when you register can simplify scheduling logistics, though candidates should confirm current pricing directly with PSI before booking.
Beyond the PSI testing fees, the Nevada State Contractors Board charges a $300 application fee and a $600 biennial license fee once you're ready to move from passing the exam to holding an actual license. For the complete cost picture across testing and licensing, see NV-C2 Certification Cost 2026: Complete Pricing Breakdown. If you need help mapping out testing windows and deadlines, NV-C2 Exam Dates 2026: Testing Windows, Deadlines & Scheduling covers scheduling considerations in detail.
| Item | Cost |
|---|---|
| Trade exam only (PSI) | $95 |
| Trade exam + CMS (PSI) | $140 |
| Board application fee | $300 |
| Biennial license fee | $600 |
Licensure Requirements After Passing
Passing the trade exam is one piece of the licensure puzzle, not the whole picture. Full licensure under the C-2 classification requires Board approval, completion of the CMS, and a qualifying individual who has four years of relevant experience earned within the prior 15 years. Approved education can substitute for up to three of those four years, which matters for candidates coming from formal apprenticeship or trade school programs.
This means the exam itself tests knowledge, but the Board separately verifies experience and business competency before issuing a license. Candidates should map out their experience documentation early, since the 15-year lookback window and the education substitution cap can affect eligibility timing. Full eligibility details are covered in NV-C2 Requirements 2026: Eligibility, Prerequisites & How to Qualify.
Key Takeaway
Don't wait until after you pass the exam to check your experience documentation - the four-years-within-15-years rule and the three-year education substitution cap should be confirmed before you even schedule your test date.
Building a Domain-Based Study Plan
Rather than studying every domain equally, an efficient approach weights your time toward the domains that carry the most exam questions while still covering all 15 areas at least once. Since Conductors and Cables and Safety Information are tied as the top-weighted domains, they deserve dedicated review blocks rather than being folded into general review sessions.
Foundational Domains
- General Electrical Knowledge
- Service, Feeders, and Branch Circuits
- Grounding and Bonding
Heavy-Weight Domains
- Conductors and Cables (deep review)
- Raceways and Boxes
- Overcurrent Protection
Specialized Systems
- Special Occupancies and Equipment, Electrical Power, Motors
- Low Voltage, Lighting, Illuminated Signs
- Fire Detection and Alarm Systems, Transmission Lines
Reinforcement and Timed Practice
- Safety Information (deep review)
- Full-length timed practice runs at 240 minutes
- Review any authorized code references you'll use on test day
A structured, week-by-week plan like this benefits from spaced review of missed topics and practicing under timed conditions that mirror the real 80-question, 240-minute format. For a complete first-attempt strategy, see NV-C2 Study Guide 2026: How to Pass on Your First Attempt, and for a condensed reference to keep handy in your final review days, try the NV-C2 Cheat Sheet 2026: One-Page Review of Must-Know Facts. You can also run realistic practice questions modeled on the actual domain weighting at our practice test platform to gauge readiness before booking your PSI appointment.
After You Pass: License Maintenance
Once you pass the exam and satisfy the Board's experience and CMS requirements, Nevada contractor licenses operate on a biennial cycle. That means the $600 license fee is a recurring biennial cost, separate from the one-time $300 application fee paid during initial licensure. Budgeting for this renewal cycle from the start helps avoid surprises for contractors planning their long-term costs.
Many candidates also want to understand what passing actually opens up professionally - job opportunities, contracting authority, and long-term earning potential. Those questions are addressed separately in NV-C2 Salary Guide 2026: Complete Earnings Analysis and Is the NV-C2 Certification Worth It? Complete ROI Analysis 2026, along with formal training pathway options in NV-C2 Training.
If you're comparing your exam performance expectations against broader outcome data, NV-C2 Pass Rate 2026: What the Data Shows discusses what's known about candidate outcomes. And if this article is your entry point into the topic, our companion piece NV-C2 Certification and the FAQ-style explainer What Is NV-C2 Certification? provide additional context, as does What Does NV-C2 Mean? for readers who landed here searching for the acronym itself. You can start building familiarity with the question style anytime using our NV-C2 practice exams.
Frequently Asked Questions
The exam contains 80 multiple-choice questions, and candidates are given 240 minutes to complete it.
You need 56 correct answers out of 80, which equals a 70% passing score.
No. The Board classifies it as closed book, except for code references that are expressly authorized by the current PSI content outline.
PSI charges $95 for the trade exam alone, or $140 when the trade exam and CMS are scheduled together. Separately, the Board charges a $300 application fee and a $600 biennial license fee for licensure.
You need four years of relevant experience earned within the prior 15 years, and approved education may substitute for up to three of those four years, in addition to passing the exam and CMS with Board approval.