Hablamos Español Mon to Fri, 9am to 5pm · 10 California Locations

Best CSLB Exam Study Materials

The free official resources, the reference books CSLB recommends and what to look for in an exam prep course.

Checked against CSLB sources 3 minute read Help in English & Español

Quick answer

Start with the free CSLB study guides for Law and Business and your trade. Then use the references they list, such as the California Contractors License Law and Reference Book and the code books for your trade, and add a large bank of practice questions. A prep course can organize all of this for you.

Free Official Resources

  • CSLB study guides for Law and Business and every trade, in English and Spanish
  • California Contractors License Law and Reference Book, viewable on CSLB’s website
  • California Employer’s Guide (DE 44) from EDD
  • IRS Publication 15, Employer’s Tax Guide
  • Public Works Manual from the Department of Industrial Relations
  • Cal/OSHA safety orders on the DIR website
  • California code books, viewable online through the Building Standards Commission

Reference Books to Consider

  • Your trade’s code books, in the editions listed in your study guide
  • NASCLA Contractors Guide to Business, Law and Project Management
  • The construction methods books your trade study guide recommends

What to Look for in a Prep Course

  • Material updated to the current CSLB study guides
  • A large bank of practice questions with explanations
  • Coverage of both Law and Business and your specific trade
  • Live help from instructors when you get stuck
  • Classes in your preferred language
  • Help with the CSLB application

A Note on Schools

CSLB states that no school or application service is affiliated with or an agent of CSLB. Be cautious of anyone who promises a guaranteed pass or claims to have real exam questions; sharing exam content violates exam security rules.

CSLP Study Materials

CSLP has prepared California contractors for their CSLB exams since 2013. Our courses include help with your CSLB application, online law and trade books with practice questions and weekly live classes in English and Spanish, from $595. Compare course options.

Content reviewed against CSLB sources: November 2026

CSLP is an independent contractor license school and is not affiliated with or endorsed by the Contractors State License Board. Rules and fees can change, so always confirm current requirements with CSLB.

Online California Contractor License Courses

Prepare for your California CSLB Law & Business and Trade exams with flexible online contractor license courses designed for real working contractors. Choose from three study plans with 24/7 online access, bilingual support, weekly live classes, and expert guidance throughout the licensing process.

Fast Track

Online Course • 6 Week Access

$595

  • 2026 Updated Classes
  • Online Law Book
  • Online Trade Book
  • Weekly Live Online Classes
  • Application processing
  • 24/7 Online Access
Sign Up Now

Plus

Online Course • 3 Month Access

$1,395

  • Everything in “Fast Track”
  • Plus:
  • Law & Business Flash Cards
  • Per Chapter Practice Exams
  • Extended Study Time
  • Physical Law & Trade Books
Sign Up Now
Most popular

Premium

Online Course • 6 Month Access

$1,595

  • Everything in “Plus”
  • Plus:
  • Business Launch Checklist
  • Digital Business Card ($200 value)
  • Double Study Time vs. “Plus”
Sign Up Now

All Online Course Packages Include:

Bilingual video lessons Bilingual Lessons English & Español
Weekly live online classes Weekly Live Classes Online Only
CSLP law and trade books Law & Trade Books English & Español
CSLP graduates holding their contractor licenses Proven Results 20,000+ Graduates

Best CSLB Exam Study Materials: FAQs

Are the CSLB study guides enough to pass?

They tell you what is tested but do not teach the material. Use them with the references they list and plenty of practice questions.

Do I need to buy the code books?

Many are viewable online for free. Some students prefer printed copies for easier study.

Is there study material in Spanish?

Yes. CSLB publishes Spanish study guides, and CSLP teaches in English and Spanish. See the CSLB exam in Spanish.

Have Additional Questions?