Choose a state

NASCLA Accredited Examination for Electrical Contractor (Master Electrician/Unlimited Electrician) (2025-05-15)

One who conducts business in the installation, maintenance and repair of electrical work conforming to applicable standards and codes.

 

The reference material listed below was used to prepare the questions for this examination.  The examination may also contain questions based on trade knowledge or general industry practices. Except for Code books, you can base your answers on later editions of references as they become available.  For Code questions, the examinations will be based only on the edition of the Code book that is listed.

These products apply to test outline dated 2025-05-15

Click Here to View the Candidate Information Bulletin Click Here to View the Candidate Information Bulletin



Open Book These books are allowed while taking your test.
Closed Book These books are for pre-test study only and are not available for use during the test.
In Stock These books are currently in stock.
Out of Stock These books are currently out of stock.

  • Open Book In Stock

    NFPA 70E: Standard for Electrical Safety in the Workplace 2024

    Publication Year: 2024

    $165.00

    NFPA 70E®, Standard for Electrical Safety in the Workplace®, helps companies and workers reduce risks, injuries, and fatalities. Designed to align with OSHA and NFPA 70® (National Electrical Code®), it covers everything from safe work practices to equipment and maintenance requirements.

  • Open Book Out of Stock

    A Guide to the Project Management Body of Knowledge-7th Edition

    $0.00

    The Standard for Project Management enumerates 12 principles of project management and the PMBOK® Guide – Seventh Edition is structured around eight project performance domains.

    This edition is designed to address practitioners’ current and future needs and to help them be more proactive, innovative and nimble in enabling desired project outcomes.

    This edition of the PMBOK® Guide:

    • Reflects the full range of development approaches (predictive, adaptive, hybrid, etc.);
    • Provides an entire section devoted to tailoring the development approach and processes;
    • Includes an expanded list of models, methods, and artifacts;
    • Focuses on not just delivering project outputs but also enabling outcomes; and
    • Integrates with PMIstandards+™ for information and standards application content based on project type, development approach, and industry sector.

    This product is no longer available in print form please CLICK THIS LINK to purchase, download and print your copy.

     
  • Open Book In Stock

    Blank Quick Reference Tabs

    $15.00

  • Open Book In Stock

    NFPA 70: National Electrical Code Tabs 2023

    Publication Year: 2023

    $15.00

    2023 National Electrical Code NEC Colored Fast-Tabs For Softcover, Spiral, Loose-Leaf And Handbook & Quick Formula Guide!

    User-friendly and up-to-date, these National Electrical Code Tabs are a great way to organize the NEC 2023. These 48 self-adhesive tabs can reduce the time spent searching to find key information. Durable, affordable and time-saving, these are a must-have for NEC users.

    Features:

    • Self-adhesive tabs make bookmarking easier than ever

    • Durability will reduce the damage of everyday use

    • Save time when looking for must-have information on the job

    • Can be used in all of the 2023 NEC products - the soft cover version, spiral, and the Handbook

    Quick Formula Guide Based on the 2023 National Electrical Code

    • This 8-page Quick Formula guide contains 15 important tables based on the National Electrical Code 2023. The Quick Formula guide fits anywhere, it comes in a handy 4.3 x 5.5 size

  • Open Book In Stock

    NASCLA Contractors Guide to Business, Law and Project Management, Basic 14th Edition

    $100.00

    The NASCLA Contractors Guide to Business, Law, and Project Management is divided into three sections.

    Part 1 focuses on business planning and startup. This section helps you develop a business plan, choose a business structure, understand licensing and insurance requirements, and acquire basic management and marketing skills.

    Part 2 covers the fundamentals needed to operate a successful construction business. It addresses estimating, contract management, scheduling, project management, safety and environmental responsibilities, and building strong relationships with employees, subcontractors, and customers.

    Part 3 provides valuable information on managing the administrative functions of your business. It covers financial management, tax basics, and lien laws. Effective management in these areas is crucial and can lead to serious problems if not properly attended to.

  • Open Book In Stock

    ANSI/ASHRAE/IES Standard 90.1- 2022

    $240.00

    Standard 90.1 is a long-standing benchmark for commercial building energy codes in the U.S. and worldwide. It sets the minimum energy-efficiency requirements for designing and constructing most buildings and sites, excluding low-rise residential. It applies to new buildings, additions, systems, and equipment, and serves as a key reference for engineers and design professionals.

    The 2022 edition includes more than 80 updates to the 2019 version. Major changes include new minimum on-site renewable energy requirements, an optional Mechanical System Performance Path using the TSPR metric, and added rules to address thermal bridging. Other updates expand the scope to cover entire sites, introduce new energy credit options for customized efficiency improvements, provide guidance for using carbon emissions or site/source energy as alternative performance metrics, and increase efficiency requirements for commercial rooftop units along with a new SEER2/HSPF2 metric for small air-cooled heat pumps.

  • Open Book In Stock

    NFPA 72: National Fire Alarm and Signaling Code, 2016

    Publication Year: 2016

    $160.00

    Rules cover the application, installation, location, performance, inspection, testing, and maintenance of fire alarm systems, supervising station alarm systems, public emergency alarm reporting systems, fire warning equipment and emergency communications systems (ECS), and their components. Provisions are expressed in prescriptive requirements with performance-based design methods and risk analysis requirements provided and essential for the proper design and integration of mass notification systems.

  • Open Book In Stock

    NFPA 70: National Electrical Code 2023

    Publication Year: 2023

    $160.00

    Lead the way to a safer tomorrow today. Get current with the latest in electrical installation requirements with the reorganized and updated NFPA 70®National Electrical Code® (NEC®), 2023 edition.

    The NEC is the authoritative document addressing electrical installations in residential, commercial, and industrial settings. The 2023 edition represents a significant revision to modernize the code to reflect the rapidly evolving electrical landscape. Stay up to date as you design, install, and inspect with current requirements for wiring, overcurrent protection, grounding, and equipment.

    The code you know and use—revamped to keep pace with ever-evolving electrical hazards and challenges.

    The new National Electrical Code is revised and expanded to stay in sync with industry practices, emerging trends, and the development and introduction of technologies. The document is completely reorganized for improved ease of use and features an expanded Article 100 that consolidates all the code's defined terms in one place to help you quickly locate critical NEC content.

    Whether you are working with Class 4 fault-managed circuits or electrical systems operating over 1000 volts ac/1500 volts dc, you need the 2023 edition of the NEC to help you stay compliant.

  • Open Book In Stock

    Ugly's Electrical References 2023

    Publication Year: 2023

    $37.00

    Ugly’s Electrical References, 2023 Edition is the essential on-the-job reference tool for electrical industry professionals.

    The 2023 Edition provides the most pertinent, up-to-date information used by electricians, including updated NEC code and table change information; mathematical formulas; NEMA wiring configurations; conduit bending guide; ampacity and conduit fill information; transformer and control circuit wiring diagrams; and conversion tables.

    The 2023 Edition:
    • Reflects changes to the 2023 National Electrical Code (NEC)
    • Features expanded coverage of the following topics:
      • Full-load currents for 3-phase transformers
      • Maximum number of conductors in electrical metallic tubing for trade sizes 5 and 6
      • Equipment grounding conductors
      • General lighting loads for non-dwelling occupancies
  • Open Book Out of Stock

    Mike Holt's Understanding Electrical Theory for NEC Applications

    $90.00

    This comprehensive, full-color textbook teaches the fundamentals of electricity, how it works, and the physics behind it—essential knowledge for apprentices and seasoned electrical professionals alike. It helps readers build confidence, apply the National Electrical Code safely, and master key concepts through clear illustrations, examples, practice questions, summaries, and a full practice final exam. Topics covered include electrical fundamentals, safety, magnetism, Ohm’s and Watts laws, circuit types, alternating current, motors and transformers, protective devices, and general knowledge.

  • Open Book In Stock

    Code of Federal Regulations, 29 CFR Part 1926 (OSHA) 2026

    Publication Year: 2026

    $37.00

    Our OSHA 29 CFR 1926 Construction Regulations book gives you quick, easy access to essential safety guidance whenever you need it. It helps employers and workers identify hazards fast and stay compliant on any jobsite. The 2026 edition features a clear two-color layout, includes all 1926 regulations along with key 1903, 1904, and select 1910 rules, and highlights any regulation changes between editions. Icons make it simple to find OSHA interpretations, and the book also includes OSHA Form 300, the Cancer Policy, and In-Cite references to 1910 standards. Frequently cited standards are placed before their related subparts for even easier navigation.