What Is NASCLA?

NASCLA stands for the National Association of State Contractors Licensing Agencies. Its Accredited Examination Program gives participating licensing agencies a common trade examination that can reduce the need for a contractor to take nearly identical trade tests in several jurisdictions.

That can be especially useful for contractors who expect to work across state lines or expand a business into several states over time.

Which NASCLA Exams Use Book Packages?

NASCLA currently has a commercial general building examination and three electrical examinations.

Why Buy a NASCLA Book Package Instead of Books One at a Time?

Buying one book at a time can work, but it introduces several opportunities for mistakes. A title may have several editions. A code may have a newer version on the market even though the exam is still based on an earlier edition. A state-specific business book can look almost identical to the NASCLA Basic guide.

A coordinated book package can help you:

• Keep the reference editions together
• Avoid accidentally purchasing duplicate books
• Identify which books belong to your exact examination
• Study with the complete reference library nearby
• Practice switching between books under timed conditions
• Add highlighted and permanently tabbed options when available

The biggest benefit is organization. Open-book testing rewards candidates who know their library. It does not reward someone who discovers on test day that they bought the right title from the wrong decade.

NASCLA Commercial General Building Book Package

The Commercial General Building examination has the largest reference library of the main NASCLA exam families. The current 1ExamPrep package contains roughly two dozen construction references.

The library covers subjects such as:

• Construction jobsite management
• Construction project management
• Structural concrete
• Wood truss handling and bracing
• Business, law, and project management
• Precast concrete erection
• Post-tensioning
• Steel deck construction
• Pipe and excavation work
• Gypsum construction
• Reinforcing steel
• Masonry
• OSHA construction safety
• Carpentry
• Accessibility
• Roofing and estimating
• International Building Code requirements
• Stormwater pollution prevention
• Mechanical and electrical systems for construction managers

Candidates can review the NASCLA Commercial General Building Contractor Complete Book Set for the coordinated commercial reference library.

The Commercial NASCLA Exam Is a Serious Open-Book Test

With a library this large, reference navigation becomes a skill of its own. Knowing that a question involves concrete is not enough. You also need to know whether it belongs in the structural concrete code, a quality concrete guide, a reinforcing-bar reference, or another construction manual.

Highlighted and Tabbed Commercial Book Options

Some candidates prefer to prepare and tab their own books because the process itself can help them learn where information lives. Others would rather start with a professionally organized set.

The NASCLA Commercial General Building Contractor Highlighted and Tabbed Book Set provides an option with approved references prepared for easier navigation.

NASCLA Master and Unlimited Electrical Book Package

The contractor-level NASCLA electrical examination uses a nine-book reference library in the current 1ExamPrep package.

Current references include:

• 2023 National Electrical Code
• 29 CFR Part 1926 OSHA Construction Industry Regulations
• 29 CFR Part 1910 OSHA General Industry Standards
• PMBOK Guide, 7th Edition
• ANSI/ASHRAE/IES Standard 90.1-2022
• NASCLA Contractors Guide to Business, Law and Project Management, Basic 14th Edition
• NFPA 70E, 2024 Edition
• Ugly's Electrical References, 2023
• Understanding Electrical Theory for NEC Applications

Review the NASCLA Master Unlimited Electrical Contractor Exam Book Package for the contractor-level electrical reference set.

What Does the Master Electrical Exam Look Like?

This examination reaches beyond basic electrical installation. Project design, management, safety, theory, energy requirements, wiring, equipment, and special installations all matter.

NASCLA Journeyman Electrician Book Package

Journeyman candidates use a smaller reference library than the commercial contractor exam, but the books still cover several different subjects.

The current package contains seven primary references:

• 2023 National Electrical Code
• 29 CFR Part 1926 OSHA
• 29 CFR Part 1910 OSHA
• NFPA 70E, 2024
• Ugly's Electrical References, 2023
• NFPA 72, 2022
• Understanding Electrical Theory for NEC Applications

Review the NASCLA Journeyman Electrician Exam Book Package for the coordinated journeyman reference set.

The current journeyman examination has 100 scored questions and allows 300 minutes. The published passing requirement is 70 correct scored answers. Wiring and protection, wiring methods and materials, and general code requirements make up a large share of the examination.

NASCLA Residential Electrical Book Packages

Residential electrical candidates use a reference library that combines electrical code with safety, business, theory, fire alarm, product safety, and residential construction material.

Current residential packages commonly include:

• 2023 National Electrical Code
• 29 CFR Part 1926 OSHA
• NASCLA Contractors Guide to Business, Law and Project Management, Basic 14th Edition
• NFPA 70E, 2024
• Ugly's Electrical References
• NFPA 72, 2022
• Understanding Electrical Theory for NEC Applications
• ANSI Z535.4-2023 Product Safety Signs and Labels
• 2024 International Residential Code

Because states use the NASCLA residential exam differently, the collection includes state-focused packages for jurisdictions such as North Carolina, South Carolina, New Mexico, Nebraska, Florida, and others.

State-Specific Packages Matter

Passing NASCLA can remove a trade-exam hurdle, but states often keep their own licensing requirements.

A state may still require:

• A separate Business and Law exam
• A state-specific NASCLA business guide
• Documented work experience
• A qualifying party or qualifying individual
• Financial statements
• Insurance
• Surety bonds
• Business registration
• Background or character documentation
• State-specific code amendments

That is why "NASCLA books" and "everything I need for my state license" are not always the same list.

Do Not Assume the Newest Edition Is the Exam Edition

Publishers update codes and manuals regularly. Testing programs usually update on their own schedule.

That means the newest book available online may not be the book listed in the current Candidate Information Bulletin.

Before buying an individual reference:

1. Confirm the exact NASCLA examination.
2. Check the current official reference list.
3. Write down the title and edition.
4. Compare the ISBN or edition information when available.
5. Check whether your state adds another business or law book.
6. Only then place the order.

"Close enough" is a poor purchasing strategy when a code edition changes tables, numbering, wording, or chapter organization.

Open-Book Exams Reward Familiarity, Not Book Ownership

Buying the package is the beginning of preparation, not the end.

The strongest use of a NASCLA book package is repeated navigation. Every practice question should train you to identify a subject, choose the most likely reference, locate the supporting rule, and apply it.

1. Read the question before touching a book.
2. Identify the subject area.
3. Select the most likely reference.
4. Use your index, table of contents, or permanent tabs.
5. Locate the exact code section, standard, table, or explanation.
6. Read surrounding notes and exceptions.
7. Answer the question and track how long the lookup took.

If your first instinct for every question is "open the biggest book," your reference strategy needs a little more exercise.

Highlighted and Tabbed Books Can Save Setup Time

Highlighted and permanently tabbed packages can make it easier to identify commonly referenced sections during study and testing.

They are most valuable when combined with actual practice. A permanent tab gives you a destination. Repetition teaches you why you are going there.

The NASCLA collection contains both complete book packages and prepared options for many exams and states. Check the individual product description so you know whether the specific set you choose is standard, highlighted, tabbed, rented, or bundled with a course.

Should You Buy or Rent NASCLA Books?

Buying makes sense for candidates who expect to keep the books for future licensing, business use, code research, or additional states. Renting can make sense when the library is large and the books are mainly needed for one examination cycle.

Read rental terms carefully, especially deposit, return-condition, and return-date requirements.

What Happens After You Pass NASCLA?

Passing puts your NASCLA result into the examination system, but licensing still happens through the state.

1. Confirm the state accepts your specific NASCLA examination.
2. Use the NASCLA National Examination Database when required.
3. Transmit the examination result to the participating agency.
4. Complete the state's license application.
5. Submit work-experience documentation.
6. Complete any state Business and Law examination.
7. Provide insurance, financial, bond, or business documents when required.
8. Wait for the licensing agency to determine eligibility.

NASCLA Results and the National Examination Database

NASCLA uses its National Examination Database, commonly called NED, to help candidates transmit accepted examination results to participating regulatory agencies.

NASCLA states that exam results themselves do not expire. However, individual licensing agencies can impose their own rules about how recent an exam must be for a particular application. Transcript access and licensing acceptance should therefore be checked before beginning a new state application.

This is another reason to choose your target states early instead of treating the license plan as something to figure out after the test.

A Practical NASCLA Book Study Plan

1. Inventory every reference. Make sure the title and edition match your current exam list.
2. Learn one book at a time. Review the contents, index, chapters, tables, and major sections.
3. Group books by subject. Separate code, safety, construction, project management, business, and specialty references mentally.
4. Practice targeted questions. Use one subject at a time before moving into mixed exams.
5. Practice switching references. Mixed questions teach you which book should be your first choice.
6. Time your lookups. Track slow searches and study those sections again.
7. Use full timed practice sessions. Train with the same books and organization you plan to use during the real exam.

Choose the Package for the License You Actually Want

The best NASCLA book package is not simply the biggest package or the one with the most tabs. It is the package that matches your exact exam, reference edition, state, and license classification.

Commercial general building candidates need a very different library from journeyman electricians. Residential electrical candidates should not buy a master electrical package just because both use the NEC. State-specific applicants may need additional business-law or licensing materials beyond the national reference set.

Start by visiting the NASCLA Book Packages collection at 1ExamPrep and select the exam and state that match your licensing goal.

If you need help with the licensing application after choosing your exam, review 1ExamPrep application services.

For larger book-package, exam-prep, or licensing costs, you can also review 1ExamPrep financing options.