What is the California C46 License
What is the California C46 License Exam?
The California C46 exam is a test you need to pass in order to get a Solar Contractor License (C-46) issued by the Contractors State License Board (CSLB) of California.
The C46 exam is actually two separate exams that you must take and pass:
- Trade Exam (above): This section covers the technical knowledge and skills required for solar contractor work.
- Law and Business Exam (here): This section tests your understanding of business and law concepts relevant to running a solar contracting business in California.
Here is a study guide that you might find helpful if you’re interested in taking the California C46 exam:
- The California Contractors State License Board (CSLB) C46 study guide provides a breakdown of the topics covered in the exam and the weights assigned to each section https://www.cslb.ca.gov/resources/studyguides/c46studyguide.pdf
How many questions are on the California C46 Exam?
The exact number of questions on the California C46 exam isn’t publicly available because it consists of two separate exams with unspecified numbers of questions.
The California Contractors State License Board (CSLB) provides study guides that outline the topics covered on the exams but doesn’t specify the number of questions CSLB C46 exam study guide.
What topics are covered on the California C46 exam?
The California C46 exam focuses on your knowledge and skills for solar contractor work. The Contractors State License Board (CSLB) provides a detailed study guide that outlines the major sections and their weights on the exam. Here’s a breakdown of the key areas covered:
- Planning and Estimating (14%): This section assesses your ability to evaluate client needs, assess site feasibility, and develop basic cost estimates for solar projects.
- Solar Panel/Collector Installation (17%): This section tests your knowledge on installing roof mounts for solar collectors and understanding different mounting systems.
- Photovoltaic (PV) System Installation and Maintenance (22%): This is a major section that covers installing, testing, and commissioning photovoltaic systems. It also delves into maintenance procedures for these systems.
- Solar Thermal Installation (7%): This section focuses on installing solar hot water systems, including system components and piping layouts.
- Service, Operation, and Maintenance (15%): This section tests your understanding of servicing, operating, and maintaining both photovoltaic and solar thermal systems. You’ll need to know how to troubleshoot common problems.
- Safety (19%): This crucial section assesses your knowledge of safety regulations and procedures related to solar installations. This includes Cal/OSHA regulations and general safety practices to prevent accidents while working on roofs and with electrical systems.
- Codes and Standards: The exam also assumes familiarity with relevant codes and standards, including the California Building Code, California Electrical Code, and Uniform Solar Energy Code.
By studying these core areas outlined in the CSLB C46 study guide, you’ll be well on your way to preparing for the California Solar Contractor License exam.

Related To California Solar C46 Licensing
Free Roofing Exam Questions
Preparing for roofing exams with a comprehensive practice test is essential for success. Understanding the licensing requirements in different states and the specific content of the exams can significantly enhance one’s readiness.
California General Building B Practice Exam
Prepare for the CA General Building B exam with a timed, simulated practice test covering over 630 questions. Master key concepts, codes, and safety protocols to confidently pass the real PSI exam.
Free Florida Electrician Business Exam
Discover how our Free Florida Electrician Business Exam helps you prepare for the Pearson Vue test and secure your Florida electrical license with ease.
Free OSHA 29 CFR 1926 Exam
Prepare for success with our Free OSHA 29 CFR 1926 Exam practice. Access 90 unique questions, take unlimited tests, and master OSHA regulations for your trade license!
California Electrician Certification Practice Exam
Discover how our California Electrician Certification Practice Exam can help you join the 52% who pass on their first attempt. With 880+ practice questions covering all exam topics, prepare effectively for this challenging certification test.
California Concrete Contractor C8 Practice Exam
Looking to ace the California Concrete Contractor C-8 License Exam? Our practice test offers over 560 questions, simulating the real PSI exam with a timed 210-minute format. Achieve a passing score of 72% and prepare effectively for your California Concrete license. Learn more about the CSLB requirements, exam breakdown, and essential study resources in our detailed guide.
NEC 2020 Free Exam
Prepare for the electrician license exam with our free NEC 2020 practice test. Our exam includes 100 questions and simulates the PSI Exam format, helping you achieve your journeyman electrician license.
California HVAC License Practice Exam: Ace Your C-20 Test
Preparing for your California HVAC License exam? Our comprehensive practice exam mirrors the actual CSLB C-20 test with 700+ questions covering planning, installation, troubleshooting, and safety. Get certified with a 72% passing score in just 210 minutes.
Mastering the California C10 Exam: A Guide to Success
Get ready for the California C10 Electrical Contractor License exam with our realistic practice test. Mimicking the PSI exam format, our 1,100+ question bank helps you pass with confidence.