- What Is A NV-C2, Exactly?
- Who Administers the NV-C2 and Why It Matters
- What the C-2 Classification Actually Covers
- Exam Format: Questions, Time, and Scoring
- The 15 Content Domains
- Fees and Licensing Costs
- Experience and Eligibility Requirements
- Who Hires C-2 Licensed Contractors
- Building a Domain-Based Study Plan
- Frequently Asked Questions
- The NV-C2 is a Nevada State Contractors Board trade exam administered by PSI, not a national or manufacturer credential.
- It has 80 multiple-choice questions, a 240-minute limit, and requires 56 correct answers (70%) to pass.
- The exam is closed book except for code references specifically authorized on PSI's current content outline.
- Conductors and Cables and Safety Information are tied as the two largest domains on the exam.
What Is A NV-C2, Exactly?
The NV-C2 refers to the Nevada Electrical Contractor (C-2) Trade Exam, a licensing test required by the Nevada State Contractors Board (NSCB) for anyone seeking a C-2 contractor classification in the state. It is not a certificate you print off after a webinar - it is a state trade competency exam that stands alongside the Contractors Management Survey (CMS) as one of the two testing hurdles you must clear before the Board will issue a license.
If you've searched for what NV-C2 stands for or looked into the meaning behind the acronym, the short version is this: it's Nevada's specific trade exam for the electrical C-2 classification, scored and delivered through the third-party testing vendor PSI. Understanding that distinction matters because several unrelated credentials share similar-looking abbreviations, and confusing them can send you down the wrong study path entirely.
Who Administers the NV-C2 and Why It Matters
The Nevada State Contractors Board sets the licensing rules, but the actual test-day experience - scheduling, proctoring, scoring - is handled by PSI, a national testing company that Nevada contracts with for trade and business exams. This division of labor explains why candidates deal with two separate systems: the Board evaluates your application, experience, and qualifying individual status, while PSI runs the testing center and content outline.
Knowing this helps you avoid a common mistake: assuming your exam registration is the same as your license application. It isn't. You can pass the trade exam through PSI and still need Board approval, a qualifying individual, and the CMS before a license is issued. For a full breakdown of what has to line up before you're eligible to sit for the exam in the first place, see NV-C2 Requirements 2026: Eligibility, Prerequisites & How to Qualify.
What the C-2 Classification Actually Covers
The C-2 classification authorizes installation of electrical wires, fixtures, appliances, apparatuses, raceways, and conduits. That's a broad umbrella, which is exactly why the exam content outline spans 15 distinct domains rather than a narrow slice of electrical work. A C-2 contractor may find themselves wiring a service panel one week and troubleshooting a low-voltage control circuit the next, so the Board tests across the full breadth of residential, commercial, and light industrial electrical installation work.
Key Takeaway
Because C-2 scope is broad, don't assume the exam leans heavily toward residential wiring alone - it draws from raceways, motors, signage, fire alarm systems, and more.
Exam Format: Questions, Time, and Scoring
The NV-C2 trade exam consists of 80 multiple-choice questions, and candidates are given 240 minutes to complete it. A passing score requires 56 correct answers, which works out to 70%. That's a fixed, published threshold - not a curve - so every question carries equal weight toward the same target. For a deeper look at how that number breaks down and what it means for your margin of error, read NV-C2 Passing Score 2026: Exactly What You Need to Pass.
One detail trips up first-time candidates: the exam is closed book, with one narrow exception. Code references are permitted only when they are expressly authorized by the current PSI content outline for this exam. In practice, that means you cannot bring in personal notes, marked-up textbooks, or supplemental references beyond what PSI specifies. Confirming exactly what's allowed before test day - and not assuming anything based on other trade exams - is essential.
The 15 Content Domains
PSI's content outline for the NV-C2 breaks the exam into 15 domains. Two of them - Conductors and Cables, and Safety Information - are tied as the largest domains, meaning they carry more questions than any of the others. That makes them natural priorities when you're deciding where to spend extra review time.
- Domain 1: General Electrical Knowledge
- Domain 2: Service, Feeders, and Branch Circuits
- Domain 3: Grounding and Bonding
- Domain 4: Conductors and Cables
- 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 13: Safety Information
- Domain 14: Transmission Lines
- Domain 15: Overcurrent Protection
Domain 4: Conductors and Cables
Tied for the largest domain on the exam. Candidates should be comfortable with conductor sizing, ampacity considerations, insulation types, and cable installation methods across different applications.
- Expect a substantial share of total questions from this single domain
- Review installation requirements for different cable and conductor types side by side
Domain 13: Safety Information
Also tied for the largest domain, covering the safety principles that apply across nearly every other content area - from working clearances to hazard recognition on active installations.
- Treat safety questions as cutting across multiple job scenarios, not an isolated topic
- Cross-reference safety requirements against grounding, bonding, and overcurrent protection material
Because these two domains carry outsized weight, a study plan that treats all 15 domains equally is likely to underprepare you where it counts most. For a domain-by-domain breakdown of what's tested and roughly how much attention each area deserves, see NV-C2 Exam Domains 2026: Complete Guide to All 15 Content Areas.
Fees and Licensing Costs
PSI charges $95 to sit for one exam, or $140 when the trade exam and the CMS are scheduled together. Scheduling both at once can be more efficient if you're ready for both components, since it consolidates the testing appointment and the combined fee.
Passing the trade exam is only one piece of the cost picture. The Nevada State Contractors Board separately charges a $300 application fee, and licenses are issued on a biennial basis with a $600 biennial license fee. Because licensure requires Board approval, the CMS, and a qualifying individual meeting the experience standard, the full financial commitment extends well beyond the PSI testing fee alone.
| Item | Cost |
|---|---|
| PSI trade exam only | $95 |
| PSI trade exam + CMS scheduled together | $140 |
| NSCB application fee | $300 |
| NSCB biennial license fee | $600 |
For a fuller accounting of how these fees interact with license renewal timing and application logistics, see NV-C2 Certification Cost 2026: Complete Pricing Breakdown.
Experience and Eligibility Requirements
Nevada requires a qualifying individual with four years of relevant experience earned within the prior 15 years before the Board will approve a C-2 license. Approved education can substitute for up to three of those four years, which gives candidates coming from formal electrical training programs a meaningful path to reduce the raw field-experience requirement.
This experience standard is evaluated by the Board separately from the PSI trade exam itself - passing the exam demonstrates knowledge, but it doesn't replace the documented experience or education review. If you're mapping out your timeline toward licensure, it's worth reviewing the eligibility rules in detail at NV-C2 Requirements 2026: Eligibility, Prerequisites & How to Qualify before you register for a test date.
Who Hires C-2 Licensed Contractors
Holding a C-2 classification opens the door to work as an independent electrical contractor or as the qualifying individual for an electrical contracting business in Nevada. Given the classification's coverage of wires, fixtures, appliances, apparatuses, raceways, and conduits, licensed C-2 contractors are positioned for residential rewires, commercial tenant improvements, service upgrades, and specialty installation work that falls within those categories.
Because licensure is tied to a qualifying individual model, many electricians pursue the C-2 specifically to start their own contracting business or to take on a qualifying-individual role for an existing firm rather than remain in a purely employee capacity. If you're weighing whether the investment of time, fees, and required experience pays off compared to staying unlicensed, Is the NV-C2 Certification Worth It? Complete ROI Analysis 2026 walks through that decision in more depth, and NV-C2 Jobs looks at where licensed contractors typically find work.
Building a Domain-Based Study Plan
Generic study advice only goes so far with a 15-domain, 80-question exam - the real leverage comes from allocating your limited prep time according to how the content outline is actually weighted. Since Conductors and Cables and Safety Information are tied as the largest domains, they deserve early and repeated attention rather than a single pass near the end of your prep.
Anchor the heavyweight domains
- Work through Conductors and Cables and Safety Information first, since they carry the most questions
- Build quick-reference notes on conductor sizing and core safety clearances
Cover installation-heavy domains
- Service, Feeders, and Branch Circuits; Grounding and Bonding; Raceways and Boxes; Overcurrent Protection
- Practice translating code-referenced scenarios into multiple-choice reasoning under timed conditions
Round out specialty domains
- Motors, Low Voltage, Lighting, Illuminated Signs, Fire Detection and Alarm Systems, Special Occupancies, Electrical Power, Transmission Lines
- Run full-length timed practice sets to build stamina for the 240-minute window
Practicing under realistic time pressure matters here - with 80 questions spread across 240 minutes, pacing errors are more often the reason candidates run short on time than any single domain being unusually difficult. A structured walkthrough of how to sequence this kind of prep is available in NV-C2 Study Guide 2026: How to Pass on Your First Attempt, and if you want a candid assessment of where candidates typically struggle, How Hard Is the NV-C2 Exam? Complete Difficulty Guide 2026 covers that directly.
Running full-length timed sets on our practice test platform before test day is one of the most direct ways to confirm you can sustain accuracy across all 80 questions within the allotted time, rather than discovering pacing issues for the first time at the PSI test center.
Frequently Asked Questions
It's the Nevada State Contractors Board's trade exam for the Electrical Contractor (C-2) license classification, administered by PSI, testing knowledge across 15 electrical content domains.
The exam has 80 multiple-choice questions with a 240-minute time limit, and you need 56 correct answers (70%) to pass.
The exam is closed book, with an exception only for code references expressly authorized by the current PSI content outline. No personal notes or unauthorized materials are permitted.
PSI charges $95 for the trade exam alone, or $140 if you schedule it together with the CMS. Separately, the Board charges a $300 application fee and a $600 biennial license fee.
You need a qualifying individual with four years of relevant experience within the prior 15 years; approved education can substitute for up to three of those years.