THE COMPLETE NEC STUDY SOLUTION 2023
THE COMPLETE NEC STUDY SOLUTION 2023
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Understand The NEC Today

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THE COMPLETE NEC STUDY SOLUTION 2023

$399.99
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  • Full-color illustrations 2023 NEC explained clearly for every electrician
  • Vol.1 Articles 90 through 480, totaling roughly 680 pages 
  • Pass your exam as it is around the corner. Master the Code. Period.
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Michael D.
Michael D.

Sets the bar for NEC education. No other textbook walks you through the articles the way Michael Hayes does.

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Excellent 4.9/5 based on 2,500+ customer reviews

A resource I keep returning to year after year — nothing else comes close

Spent over a decade as an electrician and I still find myself reaching for Michael Hayes' books whenever I need to make sense of a Code article quickly. The NEC itself can be dense and technical, but these books make it accessible and actionable. The standout feature for me is the Author's Comments — they get into the reasoning behind each rule, which matters a lot when real job conditions don’t fit the textbook example. It’s not a one-time read; it’s a reference I come back to again and again.

Robert K.
Robert K. Verified customer

Passed my exam on the first try — this guide walks you through the Code like nothing else

Picked up Michael Hayes' books to prepare for my master electrician exam and cleared it on the first attempt after failing twice with other materials. The difference was obvious immediately. Where other NEC study guides just rehash the Code, this one actually breaks it down — detailed illustrations, step-by-step calculation examples, and review questions that genuinely test your comprehension. I now recommend this series to every apprentice I work with.

James F.
James F. Verified customer

The NEC reference I trust most — accurate, current, and indispensable on the job

As an electrical inspector, I depend on Michael Hayes' materials for both ongoing professional education and daily reference work when evaluating Code compliance. The Author's Comments are especially useful in the field — they spell out the intent behind each requirement, which is exactly what I need when job site conditions don’t follow the textbook. The 2023 edition is current, accurate, and as well-organized as every edition before it. Any electrician at any stage should have this on their shelf.

Patricia N.
Patricia N. Verified customer
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"The NEC reads like it was written by lawyers. This book was written for electricians."

Misreading the NEC isn’t a minor mistake—it can mean failed inspections, expensive rework, or losing your license. Michael Hayes' Illustrated Guide turns the 2023 Code into something electricians can actually use: plain language, Author’s Comments that explain the “why,” full-color illustrations, and calculations broken down step by step.

Master the Code
Volume 1 (Articles 90–480) covers the essentials: General Requirements; Wiring and Protection (branch circuits, feeders, overcurrent protection); Wiring Methods and Materials (conductors, cables, raceways); and Equipment for General Use (cords, fixtures, appliances, motors, transformers).

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After failing my master electrician exam twice, I finally passed with this book—it made all the difference.

Electrical licensing exams test your knowledge of the Code. Passing isn’t about reading the NEC—it’s about truly understanding it. That’s why Michael Hayes’ Illustrated Guide has become the most widely used exam-prep resource in the industry. It goes beyond stating what the Code says and teaches you how to interpret it, apply it, and answer exam questions with precision and confidence. If an exam is on your horizon, start here.

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"Our entire team relies on this guide, it’s the quickest way to get everyone aligned on the Code."

When your team is working with the 2023 NEC, consistent understanding across your entire team is essential. Michael Hayes’ Illustrated Guide breaks down the Code in a way that works across every level of experience—from apprentices learning the fundamentals to journeymen applying them in the field, and master electricians and inspectors who need a reliable reference. Keep a copy on hand for yourself and equip your crew with the same resource. The right Code knowledge can prevent costly mistakes, resolve questions faster, and make a difference on virtually every project.

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Thomas W.

Thomas W.
- Hands down the finest NEC study resource available

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June 15, 2026
Every year, our apprenticeship program puts this guide in the hands of every incoming first-year apprentice. The fact that we keep coming back to it with each new class says everything about how valuable we believe it is for building real Code knowledge. It helps apprentices build confidence and get up to speed faster, and that shows in the quality of their work right from the start.
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Kevin S.

Kevin S.
- The definitive illustrated NEC reference — truly in a class of its own

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Reviewed in the
United States
on
May 2, 2026
Overseeing electrical maintenance across a large commercial property means staying on top of code requirements every single day. This guide gives me a working knowledge of what our licensed electricians are following, which makes me far more effective at managing project scope, setting priorities, and keeping everything in compliance. It's become an essential part of how I stay sharp in this role.
28 people found this helpful
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Sandra H.

Sandra H.
- My inspector carries this guide to every site visit

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Reviewed in the
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on
March 10, 2026
I've made a habit of noting which references my inspector turns to on the job, and this guide is the one he reaches for without fail. Seeing him rely on it gave me the confidence to pick up my own copy, and I haven't looked back. The explanations are clear and practical, and it's become my go-to resource whenever I need to carefully work through a Code requirement or double-check something on site.
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Frequently Asked Questions

Find answers to common questions about our products, shipping, returns, and more.

What articles does Volume 1 cover? +

Volume 1 (Articles 90–480) focuses on the foundational areas of the Code, including general requirements, wiring and protection, wiring methods, and electrical equipment. It combines Author’s Comments, full-color illustrations, practical examples, and review questions to make the material easier to understand and apply in real-world situations.

Is this suitable for apprentices or only experienced electricians? +

It’s designed to be useful whether you’re just starting out or have years of experience in the electrical trade. The straightforward explanations, detailed color illustrations, and practical examples make complex Code requirements easier to understand and apply. Apprentices can use it to develop a strong foundation, while journeymen and master electricians can turn to it for everyday reference and exam preparation. Inspectors can also use it to reinforce their understanding and interpretation of the Code. The overall goal is simple: make the NEC easier to understand, regardless of your experience or background.

How does this compare to just reading the NEC codebook? +

The NEC codebook gives you the official requirements; Michael Hayes’ guide helps you understand how to interpret and apply them. Throughout the book, the Author’s Comments provide additional context on the reasoning and intent behind key Code provisions, making it easier to understand why specific requirements exist. Full-color illustrations and practical, step-by-step examples then turn complex concepts into something much easier to visualize and apply in the field. For electricians using both resources, the guide serves as a practical companion that helps turn the Codebook from a collection of requirements into something you can confidently understand and use.

Is this updated for the 2023 NEC? +

Yes. This edition is aligned with the 2023 NEC, incorporating the latest Code requirements and updates. Whether you're studying for a 2023-based exam or working on projects governed by the 2023 Code, this is the appropriate edition to have on hand.

Is this used for electrical licensing exam preparation? +

Absolutely. It can be a valuable study resource for exams based on the NEC. The chapter review questions give you opportunities to check your understanding as you work through the material, while the straightforward explanations help you learn how to interpret and apply Code requirements instead of relying solely on memorization. This makes it useful both for exam preparation and for building practical Code knowledge.

What if it's not the right fit for me? +

You can try the book for 30 days with confidence. If it doesn’t help you develop a stronger, clearer understanding of the 2023 NEC, simply contact us within 30 days for a full refund—no questions asked. Built to support electricians at every stage of their careers, this guide reflects decades of experience in NEC education, and we’re confident in the value it provides.