CSLB Study Guide 2026
Everything you need to pass the CSLB exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CSLB Exam Format at a Glance
📚 CSLB Topics to Study (37)
✍️ Sample CSLB Questions & Answers
1. Under California law, which entity must be notified before any excavation or digging begins near underground utilities?
California law requires contractors to contact Underground Service Alert (USA/811) at least 2 working days before excavating to locate and mark underground utilities.
2. On California public works projects, a payment bond protects whom?
Payment bonds on public works protect unpaid subcontractors and material suppliers since public property cannot be liened.
3. A contractor's license becomes inactive if the licensee fails to:
A CSLB license becomes inactive when the required contractor's bond or workers' compensation certificate lapses.
4. Which California statute governs the rights and obligations related to mechanics' liens on construction projects?
California Civil Code §8000 et seq. (the California Mechanics' Lien Law) governs the rights to file and enforce mechanics' liens.
5. What is the minimum distance workers must keep spoil piles from the edge of an excavation under Cal/OSHA rules?
Cal/OSHA requires spoil piles to be kept at least 2 feet from the edge of an excavation to prevent material from falling in.
6. Under California prevailing wage law, which types of projects require contractors to pay workers prevailing wage rates?
California's prevailing wage law requires prevailing wages on public works projects — those funded in whole or part with public money — above the statutory threshold.