California Roofing License: How to Get Your C-39 Contractor License in 2026

Do you need a roofing license in California?

Yes. California law requires a contractor license for any roofing project valued at $500 or more, including labor and materials. This applies whether you work as a sole proprietor, a partnership, or a corporation.

The Contractors State License Board (CSLB) enforces this requirement. Working without a license on projects over $500 is a misdemeanor that can result in fines up to $15,000 and up to six months in jail.

If you only do roofing work valued at $500 or less per project (including materials), you are exempt from the license requirement. But in practice, almost every roofing job exceeds that threshold.

Benefits of getting a roofing license in California

Getting licensed gives you more than legal permission to work. It opens the door to better-paying jobs, bigger projects, and a legitimate business. Here are some of the benefits you’ll receive from getting your California roofing license:

• Legal compliance. A license keeps you on the right side of the law. You avoid fines, criminal charges, and the risk of losing payment for work you have already completed.
• Credibility with clients. Homeowners and property managers check license status before hiring. A valid C-39 license on the CSLB License Check page tells clients you are qualified, bonded, and insured. That trust translates directly into more booked jobs.
• Higher-paying work. California law requires an active C-39 license to bid on any roofing project valued at $500 or more. That includes commercial contracts, government projects, and insurance restoration work. Licensed roofers in California earn a mean annual wage of approximately $69,000, well above the $50,970 national median, according to the Bureau of Labor Statistics.
• Insurance eligibility. General liability insurance, commercial auto insurance, and inland marine coverage all require a valid contractor license. Without insurance, one accident could bankrupt your business.
• Business ownership. A license is the first step toward building a real roofing company. It lets you hire employees, pull permits, bid on competitive contracts, and build a brand that grows over time.

Types of roofing licenses in California

California uses a specialty contractor classification system. For roofing, you need the C-39 Roofing Contractor license.

The C-39 classification covers:

• Installation, repair, and replacement of all types of roofing systems
• Waterproofing and weatherproofing related to the roofing system
• Roof insulation and ventilation
• Sheet metal work that is part of the roofing system

If you plan to do work beyond roofing (like general building construction), you would need a separate B General Building Contractor license. A C-39 license covers roofing work only.

You can also hold multiple specialty classifications on a single license. For example, some roofers add a C-43 (Sheet Metal) classification to expand their scope of work.

California roofing contractor license requirements

To qualify for a C-39 roofing contractor license in California, you must meet these requirements:

• Be at least 18 years old
• Have four years of journey-level experience in roofing within the last 10 years
• Pass two exams: the Law and Business exam and the C-39 trade exam
• Submit fingerprints for a background check
• Post a $25,000 contractor bond
• Show proof of workers’ compensation insurance (or file a Certificate of Exemption if you have no employees)

How experience is calculated

The CSLB counts experience in specific categories. You need at least four years of practical roofing experience, and it must be verifiable. Qualifying experience includes:

Experience type	What counts
Journey-level worker	Full-time work as a skilled roofer under a licensed contractor
Foreman or supervisor	Directing roofing crews on licensed projects
Owner-builder	Roofing work on your own property (limited credit)
Education credits	Technical school or apprenticeship training (partial credit)

Education credits

Formal education can substitute for a portion of the experience requirement:

Education	Maximum credit toward experience
Associate degree in building or construction management	1 to 1.5 years
Four-year degree in accounting, architecture, business, economics, math, or physics	2 years
Professional law degree	2 years
Four-year degree in construction/technology management or related engineering	3 years
Completion of an accredited apprenticeship program	3 years

You will still need at least 1 year of practical journey-level experience, even with the maximum number of education credits.

The CSLB verifies all experience claims. Be prepared to provide employer names, license numbers, dates of employment, and contact information for supervisors.

How to get a roofing license in California

Follow these steps to get your C-39 roofing contractor license:

Step 1: Verify your experience

Confirm you have at least four years of journey-level roofing experience within the past 10 years. Gather documentation, including pay stubs, tax records, and contact information for former employers or supervisors.

Step 2: Submit your application

Complete and submit the Contractor License Application to the CSLB. You can apply as a sole owner, a partnership, a corporation, an LLC, or a joint venture.

The application requires:

• Personal information and Social Security number
• Detailed work experience history
• A qualifying individual (the person whose experience qualifies the business)
• $450 application fee

Step 3: Get fingerprinted

All applicants must submit fingerprints through Live Scan. The fingerprinting fees are:

• $32 to the Department of Justice (DOJ)
• $17 to the FBI
• A rolling fee charged by the Live Scan provider (varies by location)

Schedule your Live Scan appointment at an authorized service provider. The CSLB provides a list on its website.

Step 4: Pass the exams

Once the CSLB processes your application and verifies your experience, you will receive a notice to schedule your exams. You must pass both:

1. Law and Business exam (covers California contractor law, business management, and safety)
2. C-39 trade exam (covers roofing materials, methods, and practices)

Each exam is multiple-choice, open-book, and lasts 3.5 hours.

Step 5: Post your contractor bond

After passing both exams, you must post a $25,000 contractor license bond. This bond protects consumers and is required before the CSLB will issue your license.

Most bonding companies charge an annual premium of 1% to 5% of the bond amount ($250 to $1,250 per year), depending on your credit score and financial history.

Step 6: Get workers’ compensation insurance

If you have any employees, you must carry workers’ compensation insurance before receiving your license.

If you work alone with no employees, you can file a Certificate of Exemption with the CSLB instead.

Step 7: Receive your license

Once you complete all steps and pay the initial license fee ($200 for an active license or $350 for a home improvement certification), the CSLB issues your C-39 contractor license.

You can verify your license status on the CSLB License Check page.

C-39 exam prep programs and training schools

Several programs can help you prepare for the C-39 trade exam and the Law and Business exam:

• Contractors State License Schools (CSLS) offer in-person and online exam prep courses specifically for CSLB exams. Their programs include practice tests, study materials, and instructor-led review sessions. Visit cslschool.com for details.
• Contractors Intelligence School provides online courses focused on the Law and Business exam. They also offer trade-specific study guides for C-39 candidates.
• CSLP Schools run live classroom and virtual exam prep programs for multiple contractor classifications, including C-39 roofing.
• At Home Prep offers self-paced online study programs with practice exams modeled after the actual CSLB test format.
• Division of Apprenticeship Standards (DAS) apprenticeships provide structured on-the-job training combined with classroom instruction. Completing an approved roofing apprenticeship earns education credit toward the experience requirement and prepares you for the trade exam. Find programs through the DAS website.

When choosing a prep program, look for providers that cover the CSLB’s published exam content outlines and offer practice tests. Most programs cost between $200 and $600.

California roofing license exam

The CSLB requires two exams for the C-39 roofing contractor license. Both are multiple-choice, open-book, and administered at CSLB testing centers across California.

Law and Business exam

This exam covers California contractor law, project management, and business practices. You have 3.5 hours to complete it.

Topic	Approximate weight
Contract requirements and execution	21%
Employment requirements	20%
Business finances	15%
Safety	14%
Business organization and licensing	13%
Insurance and liens	12%
Public works	5%

Download the Law and Business Study Guide from the CSLB for a detailed content outline.

C-39 trade exam

This exam tests your knowledge of roofing materials, installation methods, and trade practices. You also have 3.5 hours for this exam.

Topic	Approximate weight
Steep-slope roof projects	26%
Planning and estimating	22%
Safety	22%
Low-slope roof projects	17%
Job site preparation for roof projects	13%

Download the C-39 Roofing Study Guide from the CSLB for a detailed content outline.

Exam tips

• Both exams are open-book. Bring the latest edition of the CSLB Law and Business Reference Book and relevant trade reference materials.
• You need a score of 72% or higher to pass each exam.
• If you fail, you can retake the exam after a waiting period. The CSLB allows retakes within 18 months of your application approval.
• Study the CSLB’s published content outlines. They list every topic and its weight on the exam.

How long does it take to get a California roofing license?

Plan for two major time commitments: the four-year experience prerequisite and the application-to-license process.

1. Experience requirement: You need four years of journey-level roofing experience before you can apply. If you completed an approved apprenticeship or trade school program, up to three years of education credit can reduce this to one year of practical experience.
2. Application to license: Once you have the required experience, the process typically takes three to six months:

Step	Estimated time
Application processing	6 to 10 weeks
Fingerprint processing	2 to 4 weeks
Scheduling and passing exams	4 to 8 weeks
Bond and insurance setup	1 to 2 weeks
License issuance	1 to 2 weeks

Processing times vary based on CSLB workload and how quickly you complete each step. The CSLB posts current processing times on its website.

Who issues roofing licenses in California?

The Contractors State License Board (CSLB) issues all contractor licenses in California, including the C-39 roofing contractor license. The CSLB is a division of the California Department of Consumer Affairs.

The CSLB handles:

• License applications and renewals
• Exam administration
• Complaint investigations
• Disciplinary actions
• Contractor bond and insurance verification

Contact the CSLB:

• Website: www.cslb.ca.gov
• Phone: (800) 321-CSLB (2752)
• Email: Use the online contact form
• Mailing address: Contractors State License Board, 9821 Business Park Drive, Sacramento, CA 95827

License reciprocity with other states

California has reciprocal licensing agreements with five states:

• Arizona
• Louisiana
• Mississippi
• Nevada
• North Carolina

If you hold an active C-39 license in California for at least five years, you may qualify for a contractor license in these states with a simplified application process. The same works in reverse: contractors from these states with five or more years of active licensure can apply for a California license through reciprocity.

Each state has its own requirements for reciprocal licenses. Contact the specific state licensing board for current application procedures and fees.

How much does a roofing license cost in California?

Total estimated cost: $1,150 to $2,900 or more, depending on your bond premium, insurance costs, and whether you take a prep course.

Here is a breakdown of the fees you can expect when getting your C-39 roofing contractor license:

Fee	Amount
Application fee	$450
Initial license fee (sole owner)	$200
Initial license fee (non-sole owner)	$350
Fingerprinting (DOJ)	$32
Fingerprinting (FBI)	$17
Live Scan rolling fee	Varies by provider
Contractor bond (annual premium)	$250 to $1,250 (depends on credit)
Workers’ compensation insurance	Varies by payroll and risk level
Exam prep course (optional)	$200 to $600

The biggest ongoing costs are the contractor bond premium and workers’ compensation insurance. Both renew annually.

Renewing your California roofing license

Your California C-39 license must be renewed every two years if it is active, or every four years if it is inactive.

Active license renewal:

• Due every two years
• Renewal fee: $450 (sole owner) or $700 (non-sole owner)
• Must maintain your $25,000 contractor bond
• Must maintain workers’ compensation insurance (or a valid exemption)

Inactive license renewal:

• Due every four years
• Renewal fee: $300 (sole owner) or $500 (non-sole owner)
• An inactive license lets you maintain your credentials without actively contracting
• You cannot perform licensed work with an inactive license

The CSLB sends renewal notices to your address on file. You can renew online through the CSLB Renewal Portal.

Mark your renewal date on your calendar. If you miss the renewal deadline, your license enters a delinquent status, and you will owe additional penalties.

What happens if your roofing contractor license expires?

Letting your roofing contractor license expire creates serious problems:

• Delinquent status: If you miss your renewal deadline, the CSLB adds a delinquency penalty to your renewal fees. You cannot legally perform work during this period.
• Performing work without a license: Contracting without a valid license on projects over $500 is a misdemeanor. Penalties include:
  • Fines up to $15,000
  • Up to six months in county jail
  • Loss of the right to collect payment for unlicensed work

• CSLB enforcement: The CSLB has a dedicated Statewide Investigative Fraud Team (SWIFT) that conducts undercover operations targeting unlicensed contractors. They regularly run sting operations across California.
• Restoring an expired license: If your license has expired for less than five years, you can apply for reactivation. After 5 years, you must restart the full application process, including retaking both exams.

The simplest path is to renew on time and keep your bond and insurance current.

How to start a roofing business in California

Once you have your C-39 license, you are ready to build a roofing business. Here is what comes next:

Register your business

1. Choose a business structure (sole proprietorship, LLC, or corporation). Most new roofing contractors start as sole proprietors or form an LLC to protect their liability.
2. Register with the California Secretary of State if you form an LLC or corporation.
3. Get a federal Employer Identification Number (EIN) from the IRS.
4. Register for a California seller’s permit if you sell materials directly to clients.
5. Register your fictitious business name with your county clerk if you operate under a name different from your legal name.

Get your insurance in place

At a minimum, you need:

• General liability insurance (most clients and general contractors require at least $1 million per occurrence)
• Workers’ compensation insurance (required by law if you have employees)
• Commercial auto insurance for your work vehicles
• Inland marine insurance to cover tools and equipment on job sites

On top of these legal, financial, and tax requirements, there are some practical areas that you’ll also want to address, like choosing a good roofing company name, learning how to make estimates and price your roofing services, getting all the necessary equipment, hiring the right people, and using the right apps.

Check out our guide to starting a roofing company to learn about the ins and outs of running a roofing business.

How much do roofers make in California?

California is one of the strongest markets for roofers in the U.S. The state employs approximately 18,920 roofers, second only to Florida, according to the Bureau of Labor Statistics.

California roofing salary data:

Metric	Amount
Mean hourly wage (California)	$33.17
Mean annual wage (California)	~$69,000
National median annual wage	$50,970
10th percentile (national)	~$34,700
90th percentile (national)	~$79,850

California roofers earn well above the national median. Your actual income depends on your experience, specialization, location within the state, and whether you work as an employee or run your own business. 

Business owners who land commercial and insurance restoration contracts often earn significantly more than wage averages suggest.

Job growth and outlook:

The BLS projects 6% job growth for roofers from 2024 to 2034, which is about as fast as the average for all occupations. The industry expects roughly 12,700 job openings per year nationally, driven by retirements, new construction, and roof replacements from weather damage.

With a C-39 license in hand, you are positioned to compete for the highest-paying work in one of the largest roofing markets in the country.

Originally published September 2023. Last updated June 8th, 2026.