- What ME-ME Actually Means in Maine
- Who Runs the Exam and Who Takes It
- Exam Format, Fees, and Scheduling Mechanics
- Eligibility Routes Before You Can Sit the Exam
- The 10 Domains Tested on the ME-ME
- What You Can Bring Into the Room
- After You Pass: Licensing, Renewal, and Ongoing Education
- How to Plan Your Study Time by Domain
- Frequently Asked Questions
- ME-ME is the Maine Master Electrician License Exam, given by Prov for the Maine Electricians' Examining Board.
- It's 100 questions in 4 hours, open-book, with a 70% passing score.
- Wiring Methods & Materials (24%) and Wiring & Protection (19%) together make up 43 of the 100 questions.
- The exam references the softcover 2023 NEC only; the hardcover NEC Handbook is not allowed.
What ME-ME Actually Means in Maine
ME-ME stands for the Maine Master Electrician License Exam, the state licensing test administered under the Maine Electricians' Examining Board, part of the Office of Professional and Occupational Regulation. If you've searched for "ME-ME" and landed on content about a completely different credential, this article isn't that. Here on ME-ME Exam Prep, ME-ME always refers to the Maine master electrician license path - the exam electricians in Maine take before they can legally hold a master's license and pull permits, design systems, and supervise journeyman and apprentice work.
If you're just getting oriented, our companion pieces on What Is ME-ME? and ME-ME Meaning cover the same territory from slightly different angles. This article focuses specifically on what the exam looks like, how it's scheduled, and what it actually tests.
Who Runs the Exam and Who Takes It
The Maine Electricians' Examining Board sets the licensing rules, but the actual test delivery is handled by Prov, a third-party testing vendor. That distinction matters because scheduling, test-center logistics, and identification requirements go through Prov's systems, while your eligibility application and Board approval happen through the state's professional licensing office.
Candidates taking the ME-ME are typically electricians who've already logged significant field hours as a licensed helper, apprentice, or journeyman and are now moving up to master-level responsibility. Employers hiring for master electrician roles - commercial contractors, industrial facilities, and electrical contracting firms across Maine - expect this license before handing over supervisory authority or business-owner responsibilities. For a broader look at where this credential leads professionally, see ME-ME Jobs and Is the ME-ME Certification Worth It? Complete ROI Analysis 2026.
Exam Format, Fees, and Scheduling Mechanics
The ME-ME is a computer-based, multiple-choice, open-book examination consisting of 100 questions administered over 4 hours. The passing score is 70%. Because the published subject breakdown is already expressed out of 100 questions, the domain percentages listed later in this article are exact question counts, not rounded estimates.
Testing costs $90 for the exam itself. If you pass and move forward with licensing, the initial master license runs $150, plus a $21 charge for the required criminal-history background report. These are separate line items - the exam fee doesn't include the licensing fee. For a full cost breakdown across the entire process, including renewal and continuing education, read ME-ME Certification Cost 2026: Complete Pricing Breakdown.
Scheduling isn't self-service from day one. The Board must approve your eligibility application first; only after that approval can you schedule a seat. You can test at a physical Prov test center or remotely through Examroom, depending on what's available and what you're comfortable with. If your plans change, you need to cancel or reschedule at least three business days before your appointment - missing that window typically means forfeiting the fee. Electricians who don't pass on the first try can retake the exam within the two-year testing window tied to their eligibility approval. See ME-ME Exam Dates 2026: Testing Windows, Deadlines & Scheduling for how to plan around that window.
Key Takeaway
Get your Board eligibility approval sorted well before you plan a test date - you cannot schedule with Prov until that approval is in hand, and the two-year retake clock starts from that approval, not from your first attempt.
Eligibility Routes Before You Can Sit the Exam
Before the Board will approve you to schedule the ME-ME, you need to satisfy one of several documented experience paths:
- 12,000 hours as a licensed helper or apprentice
- 4,000 hours as a journeyman electrician
- 6,000 hours as a journeyman-in-training
- A Board-accepted comparable qualification, evaluated case by case
Every one of those routes also requires 576 hours of approved study. On top of that, licensing requires a separate 45-hour NEC course completed within the two years immediately before you apply - this is distinct from the 576 hours and can't be an old course from years earlier. For the full breakdown of how these routes work and which documentation the Board wants, see ME-ME Requirements 2026: Eligibility, Prerequisites & How to Qualify.
The 10 Domains Tested on the ME-ME
The exam content is organized into ten domains, and two of them dominate the question count. Understanding this weighting is the single most useful thing you can do before building a study plan - it tells you exactly where your time should go. For a domain-by-domain breakdown of specific NEC articles and subtopics, read ME-ME Exam Domains 2026: Complete Guide to All 10 Content Areas.
| Domain | Weight | Approx. Questions |
|---|---|---|
| Wiring Methods & Materials | 24% | 24 |
| Wiring & Protection | 19% | 19 |
| General Electrical Knowledge | 15% | 15 |
| Equipment for General Use | 15% | 15 |
| Special Equipment | 7% | 7 |
| Special Occupancies | 6% | 6 |
| Service Feeders and Branch Circuits | 4% | 4 |
| Motors & Controls | 4% | 4 |
| Special Conditions | 4% | 4 |
| Communication Systems | 2% | 2 |
Wiring Methods & Materials (24%)
The single largest domain on the exam, covering conductor types, raceway and cable systems, boxes and fittings, and installation methods across different occupancy and environmental conditions.
- Conduit fill, support spacing, and box sizing calculations
- Cable types and where each is permitted or restricted
- Grounding and bonding as it intersects with wiring methods
Wiring & Protection (19%)
The second-largest domain, focused on overcurrent protection, branch circuit and feeder calculations, and the protective devices that keep installations code-compliant.
- Overcurrent device sizing and coordination
- Conductor ampacity adjustments and derating
- GFCI/AFCI requirements by location
General Electrical Knowledge (15%)
Foundational theory and code-application skills that show up embedded in scenario questions across the rest of the exam.
- Ohm's Law and circuit calculations
- NEC organization, definitions, and how to navigate the code book quickly
Equipment for General Use (15%)
Covers switches, receptacles, panelboards, and general-use equipment installation and listing requirements.
- Panelboard and switchboard clearance and labeling rules
- Receptacle and switch placement requirements by occupancy type
The remaining six domains - Special Equipment, Special Occupancies, Service Feeders and Branch Circuits, Motors & Controls, Special Conditions, and Communication Systems - together account for the rest of the exam. None of them individually carries heavy weight, but skipping them entirely is risky since they still represent roughly a quarter of the total questions combined.
What You Can Bring Into the Room
Because the ME-ME is open-book, the rules around your code reference matter as much as your content knowledge. The Board-linked bulletin dated May 8, 2026 (revision MOPOR-2026.04.17) specifies that the exam references the softcover 2023 NEC. The hardcover NEC Handbook - the annotated version many electricians use on the job - is explicitly prohibited in the test room.
This is worth flagging clearly: Maine is set to adopt the 2026 NEC for actual field installations starting July 1, 2026, but that adoption date is separate from what the exam tests. The exam continues to reference the 2023 NEC per the current bulletin, regardless of what code edition governs new installations after that date.
Within your approved 2023 NEC softcover, you're allowed to use:
- Tabs placed before the exam
- Writing, highlighting, and underlining directly in the book
- A simple four-function calculator
What's not allowed is any added or inserted material - no loose notes, printed index sheets, or supplemental pages taped or slipped into the book. You'll also need current government-issued photo ID to test. If you're unsure whether your prep habits cross a line, our ME-ME Cheat Sheet 2026: One-Page Review of Must-Know Facts is built to help you study the content without relying on prohibited materials.
After You Pass: Licensing, Renewal, and Ongoing Education
Passing the exam isn't the finish line - it's the gate into the licensing process. Once you clear the 70% passing score, you move into the licensing application, where the $150 initial license fee and $21 criminal-history report come due. For exactly what score you need and how scoring works, see ME-ME Passing Score 2026: Exactly What You Need to Pass.
The license itself is not permanent. Master electrician licenses in Maine last two years, and renewal costs $150. To renew, you also need to complete a Board-required 15-hour NEC update course for each three-year code cycle - a separate obligation from the initial 45-hour course you completed to qualify for the exam in the first place. Budgeting for these recurring costs matters if you're weighing the long-term value of the credential; our ME-ME Certification Cost 2026: Complete Pricing Breakdown article walks through the full financial picture.
How to Plan Your Study Time by Domain
Given the weighting above, a sensible study sequence puts the heaviest domains first and leaves the lighter ones for review passes closer to your test date. This isn't about generic study tricks - it's about matching your hours to where the 100 questions actually come from.
Wiring Methods & Materials
- Work through conductor and raceway rules methodically since this domain alone is 24 questions
- Practice conduit fill and box-sizing calculations until they're automatic
Wiring & Protection
- Drill overcurrent protection sizing and ampacity adjustments
- Review GFCI/AFCI placement rules by occupancy
General Electrical Knowledge & Equipment for General Use
- Reinforce circuit calculations and NEC navigation speed
- Cover panelboard clearances and general equipment listing rules
Remaining Six Domains + Full Review
- Pass through Special Equipment, Special Occupancies, Motors & Controls, Service Feeders, Special Conditions, and Communication Systems
- Run timed practice sessions to simulate the 4-hour, 100-question format
If you want a more detailed week-by-week structure with practice question targets, our ME-ME Study Guide 2026: How to Pass on Your First Attempt expands on this exact approach. And if you're still deciding how much time to allocate overall, How Hard Is the ME-ME Exam? Complete Difficulty Guide 2026 and ME-ME Pass Rate 2026: What the Data Shows are useful companion reads before you commit to a schedule.
Running realistic timed drills on our practice test platform is one of the most direct ways to find out whether your pace across 100 questions in 4 hours is actually sustainable, rather than guessing based on how confident you feel reading the code book.
Frequently Asked Questions
ME-ME refers to the Maine Master Electrician License Exam, administered by Prov on behalf of the Maine Electricians' Examining Board. See What Does ME-ME Stand For? for more detail.
Yes. It's a computer-based, multiple-choice, open-book exam, but only the softcover 2023 NEC is permitted - the hardcover NEC Handbook is prohibited, and no added or inserted materials are allowed beyond tabs, writing, highlighting, and underlining in the book itself.
The exam has 100 questions administered over 4 hours, with a passing score of 70%.
You must cancel or reschedule at least three business days before your test date. Missing that window typically forfeits your scheduled slot and fee.
No. Retakes are permitted within the two-year testing window tied to your original Board eligibility approval, so you don't need to redo your hours documentation to schedule another attempt within that window.