CA · C-21 · Demolition

California C-21 Building Moving and Demolition Contractor Exam Prep

C-21 trade practice plus California Law & Business, with an explanation after every answer. Building moving, raising and demolition.

230
C-21 trade questions
211
Law & Business questions
32
lessons in 8 modules

Currently published counts, read from the course library.

Get the full C-21 course, $200 Try a free sample question

$200 once or 2 payments of $100 ($200 total).

Want a broader check first? Take the free 25-question test. It covers Law & Business and construction basics, not C-21 trade topics only.

Independent exam preparation. Not affiliated with or endorsed by CSLB.

What you get

Built specifically for the C-21 exam.

32 C-21 course lessons across 8 modules
211 published Law & Business practice questions shared across California classifications
230 published C-21-specific trade practice questions
Timed practice and study mode with answer explanations
35 published trade flashcards
Topic breakdowns from your practice work
Missed-question vault until every topic is mastered
14-day refund window when less than 25% of the course is completed

Full Access

$200

One-time payment, or 2 payments of $100 ($200 total). Access starts once the first payment clears.

Continue to checkout

This purchase unlocks the Building Moving and Demolition Contractor course.
Refunds: within 14 days and under 25% course completion. Terms
Self-paced online study. No live instructor, printed books or application filing service.
Not included: CSLB application, exam or license fees. This is exam prep, not a license.
Self-paced. Purchased-course access is retained while your account is in good standing; installment payments must stay current.
Questions? Contact support

Inside your course

Practice. Understand. Try again.

Study mode explains each answer. Timed practice tests show your topic scores, and missed questions stay on your review list.

This free Law & Business example is shared across California courses. Your paid trade practice stays specific to the classification you buy.

Law & Business · Free sample

For most home improvement contracts in California, what is the maximum allowed down payment?

FAQ

California C-21 Building Moving and Demolition Contractor, common questions

What does a California C-21 license allow you to do?

Building moving, raising and demolition. It's issued by the California Contractors State License Board (CSLB) under the Demolition category.

How do I prepare for the C-21 exam?

Study the CSLB C-21 exam outline, practice Law & Business and trade questions, review explanations, and drill flashcards on weak topics.

How much does C-21 exam prep cost?

$200 one-time, or 2 payments of $100, for the course, practice questions, lessons and flashcards for your selected license.

Is the C-21 content California-specific?

The course separates shared California Law & Business study from C-21 trade study so candidates can focus on the right material.

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