C-39Intermediate100% Free

CSLB C-39 Roofing Contractor

California roofing contractor licensing exam.

Exam at a glance

Questions

110

Time limit

210 min

Passing

~72% (scaled; CSLB/PSI)

Practice bank

207 Qs

What the exam covers

  1. 1

    Estimating and Planning

    20% · 47 lessons

  2. 2

    Steep-Slope Roofing

    25% · 38 lessons

  3. 3

    Low-Slope Roofing

    25% · 49 lessons

  4. 4

    Flashing, Ventilation and Insulation

    15% · 30 lessons

  5. 5

    Safety and Repair

    15% · 29 lessons

How to prepare on Step2Study

  1. 1. Learn

    Work through the Academy modules — short lessons with key facts and memory tricks.

  2. 2. Practice

    Take the numbered practice tests with instant feedback, flashcards and mental maps.

  3. 3. Simulate

    Sit a full timed simulation to check you are ready for exam day.