Solar / Renewable Energy License in California

Quick Answer

California requires solar / renewable energy contractors to hold a solar contractor license (c-46). A state exam is required. Application fees start at 330. Licenses renew 2 years.

License Requirements

License Type: Solar Contractor License (C-46)
Exam Required: Yes — state or trade exam required
Experience: 4+ years in solar / renewable energy
Insurance: true
Bond: 15000

Fees

Application Fee: 330
Exam Fee: 60
License Fee: 200
Renewal Fee: 450 (2 years)

Governing Body

California Contractors State License Board (CSLB)
Official Application Portal ↗
Renewal: Every 2 years
No formal reciprocity

How to Get a Solar / Renewable Energy License in California

Step-by-step application process.

Verify you meet the experience requirement (4+ years in solar / renewable energy)
Obtain required insurance: true
Obtain surety bond: 15000
Pass the required exam — schedule through the state exam provider
Submit application to California Contractors State License Board (CSLB)
Pay applicable fees and await license issuance (typically 2–8 weeks)

Important Notes

California C-46 Solar license plus C-10 Electrical. One of the largest solar markets in the US.

Frequently Asked Questions

Do I need a license to do solar / renewable energy work in California?

Yes. California requires solar / renewable energy contractors to hold a solar contractor license (c-46). California C-46 Solar license plus C-10 Electrical. One of the largest solar markets in the US.

How much does a solar / renewable energy license cost in California?

In California, the application fee is typically 330. Exam fees are 60. License fees are 200. Renewal is 450 per 2 years cycle.

Is an exam required for a solar / renewable energy license in California?

Yes, California requires passing a licensing exam for solar / renewable energy contractors. The exam typically covers state laws and regulations plus trade-specific knowledge.

How do I renew my solar / renewable energy license in California?

California solar / renewable energy licenses renew 2 years. Renewal fees are 450. Many states require continuing education for renewal. Contact California Contractors State License Board (CSLB) for current renewal requirements.

Does California have reciprocity for solar / renewable energy licenses?

California currently has limited formal reciprocity for solar / renewable energy licenses. Contact California Contractors State License Board (CSLB) to discuss your situation — experience from other states may still be credited.

Solar / Renewable Energy Licensing in Neighboring States

Compare requirements in nearby states — useful if you work across state lines.