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Book w/Paper & Online Practice Tests, Online Videos


HVAC Contractor Licensing & Exam Prep

After obtaining the required 4 years of experience, applicants may begin the process to obtain an HVAC Contractor license. All of our training is offered in an online self-paced format. Our exam prep is designed to help you pass your test the first time, and is backed with our no pass, no pay policy. All of our courses are available from almost any device, any time. We hope that you will make RocketCert your home to help you obtain your California HVAC Contractor License.

  • $169 $149
    C-20 HVAC
    Exam Prep
  • $338 $289
    Law and HVAC
    Exam Prep Combo
Individual studying for the California HVAC Contractor Exam online with RocketCert
Scope of work

What type of work can be done with this license?

Licensed General Contractor in California
  • HVAC Contractor License

    A warm-air heating, ventilating and air-conditioning contractor fabricates, installs, maintains, services and repairs warm-air heating systems and water heating heat pumps, complete with warm-air appliances; ventilating systems complete with blowers and plenum chambers; air-conditioning systems complete with air-conditioning unit; and the ducts, registers, flues, humidity and thermostatic controls and air filters in connection with any of these systems.

Requirements & steps

What are the requirements to getting a license?

Master  RequirementsHVAC Contractor Pre-Qualifications

  • Pass the written Law and Business Examination and a specific trade examination
  • Have, within the last 10 years, at least four (4) years of experience in HVAC work
    • The experience must be at no less than a journeyman level, or as a foreman, supervising employee, contractor, or owner-builder.
  • Meet specified bond, insurance, and other requirements for licensure with CSLB.
Master  RequirementsBond and Insurance Requirements

Contractor's Bond

  • All contractors must have a $15,000 contractor's bond on file with CSLB.
  • An additional $12,500 qualifying individual's bond must be filed for all contractors that are qualified by an RME
  • All LLC licenses are required to have an additional $100,000 employee/worker bond of file with CSLB for the benefit of workers employed by or contracted to work for an LLC.

Workers' Compensation Insurance

  • Workers' compensation is required when a contractor has employees. The Certificate of Insurance must be issued in the business name shown on the application.

LLC Liability Insurance

  • All LLC licenses are required to have liability insurance between $1,000,000 and $5,000,000, determined by the number of personnel of record on the license. For five (5) or fewer personnel, the amount is not less than $1 million. For each additional member of the personnel, the amount increases $100,000, up to a maximum of $5 million.

How do I obtain a license?

To apply for your license, contact the California Contractors State License Board at 800-321-2752 or visit Board Website.

No continuing education is required for each renewal. Also, HVAC Contractors have reciprocity agreements with Arizona, Louisiana, Nevada, and Utah.

With RocketCert, our education is written but a combination of professional educators and industry professionals. Our exam prep is guaranteed to help you pass the exam, and is backed with our no pass, no pay policy. We pride ourselves on providing industry leading customer service. Also, if you find a better price, we will beat it by 20%.

RocketCert customer studying to pass their State exam through the RocketCert website or on the mobile app.

Preparing to pass the State exam is a critical part of the licensing process. Failing the exam can result in substantial delays before you are able to work under your license. We will offer industry leading exam prep and all of the required books, at an unbeatable price.


After studying with RocketCert, you will be on your way to passing the required State exam(s) (see below). Submit a completed application packet to the California State Division to obtain pre-approval for the exam.


After completing all the steps above, it will be time to apply through CSLB to obtain your California HVAC License. Have questions or concerns with this process (or just a lack of time)? Our licensing specialists can help you with the process.


Which exam do I need to take?

You will be assigned a testing center (closest to you), date, and time for your exam once your application has been accepted.

It’s the exam! HVAC Contractor

Time: 3 hours and 30 minutes

Topics include (but not limited to):

  • Evaluation, Design, and Estimation
  • Fabrication, Installation, and Startup
  • Troubleshooting, Repair, and Maintenance
  • Safety
Exam details Business Law Exam

  • Topics include:
    • Business Organization
    • Business Finances
    • Employment Requirements
    • Bonds, Insurance, and Liens
    • Contract Requirements and Execution
    • Licensing Requirements
    • Safety
    • Public Works
  • Exam Prep, & Books

    How do I pass the exam?

    The California exams are closed book. The exam prep comes with a manual containing practice tests, online tests, and online videos.

    • Exam Manual - reviews basic math and estimating, CAL/OSHA regulations, and specific trade topics that are covered on State Exam
    • Practice Exams - both printed and online. Online version will include Flash Cards, Non-Graded Quizzes, and Exam Simulations
    • Video Lectures - lectures by industry experts that guide you through the manual
    • 1 Year Access - If you need additional time, extensions are available for $69

    California C-20 HVAC Contractor Exam Prep

    Online course included:

    • C-20 Exam Prep


    • Exam manual w/practice tests (shipped to you)
    • Video lectures
    • Online practice tests
    • 1 Year access

    $169 $149


    California C-20 HVAC Contractor &
    Law Exam Prep Combo

    Online course included:

    • C-20 Exam Prep
    • Law and Business Exam Prep


    • Exam manual w/practice tests (shipped to you)
    • Video lectures
    • Online practice tests
    • 1 Year access

    $338 $289