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90%

First-time pass rate

30,000+

Professionals trained through CTC

6 months

Unlimited access to all course content

  • I honestly could not have passed the exam without the class. It was well worth the money and I'd recommend your class to anybody!

    K. Rose

    Pro Plan
  • I passed all four parts. I don't see how anyone could do it without your courses.

    J. Wheeler

    Pro Plan
  • After taking your class for 1-day Contractor-A/Bldr, I took all 4 sections the next week and passed all 4 on the first try. Sure was glad to get through it so quick and easy - thanks for the help preparing.

    W. Solterbeck

    Pro Plan
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Overview

The right resources and exam prep services

Contractor Training Center offers everything you need to prepare for the South Carolina Unlimited Building Contractor exam, also referred to nationally as the NASCLA Commercial Builder Exam.

Exam Breakdown

What's on the South Carolina Unlimited Builder Exam?

# of Questions Minimum Passing Score Time Allowed
115 81 (70%) 330 minutes
Subject Area # of Questions
General Requirements 25
Site Construction 15
Concrete 6
Masonry 4
Metals 6
Wood 5
Thermal and Moisture Protection 5
Doors, Windows, and Glazing 4
Finishes 5
Mechanical and Plumbing Systems 6
Electrical Systems 3
Procurement and Contracting Requirements    31

You can also refer to the PSI Candidate Information Bulletin here for more information on testing policies.

Exam Preparation

Preparing for the NASCLA Examination for Commercial Building Contractors

License Requirements

Steps to Obtaining your South Carolina Unlimited Builder License

All South Carolina contractor license applicants are required to meet other state licensing regulations in order to obtain a license in South Carolina.

These requirements include taking the State Business Law Exam and submitting a State Board Contractor License Application. We offer exam prep courses and materials for the business law exam as well as License Application Fulfillment Services.

You can learn more about the South Carolina Business Law Exam here.

Browse All South Carolina Unlimited Builder (NASCLA) Exam Prep Tools & Courses

  • Application Assistance

    Contractor Licensing Start-Up Consultation

    $79.00

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  • Course

    South Carolina Unlimited (NASCLA Commercial Building) Contractor Exam Prep Course

    $349.00

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  • Course

    NASCLA Accredited Commercial Builder Exam Prep Seminar and Practice Test

    $349.00

    Learn More
  • Exam-Ready Book Bundle

    National NASCLA Commercial Builder Exam Tabbed and Highlighted Book Bundle

    $3,299.97

    Learn More
  • Course

    Trade Math and Plan Reading Intensive Learning Bootcamp

    $99.97

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  • Application Assistance

    Contractor License Application Processing Service

    $979.00

    Learn More
  • Book Bundle

    National NASCLA Commercial Builder Accredited Exam Book Bundle

    $2,397.97

    Learn More
  • Tabs

    Tabs for the National NASCLA Commercial Builder Exam

    $127.97

    Learn More
  • Book Bundle

    National NASCLA Commercial Builder Accredited Exam Book and Tab Bundle

    $2,199.97

    Learn More