Boiler Technician License Requirements in California

Everything you need to know about getting your boiler technician license in California. A state license is required.

California Note: Licensed through the Division of Occupational Safety and Health.

How to Get Your Boiler Technician License in California

Meet Basic Requirements

Be at least 18 years old with a valid ID. Pass a background check.

Complete Education

High school diploma or GED; boiler technology coursework preferred

Gain 2 Years of Experience

Minimum 2 years of boiler operation or maintenance experience.

Pass the Boiler Operator Exam

Obtain Insurance & Bonding

Secure General Liability, Workers Compensation insurance.

Submit Application

Apply to the California Contractors State License Board (CSLB). Pay the application and license fees.

Requirements Overview

Age Requirement	18+ years old
Experience	Minimum 2 years of boiler operation or maintenance experience.
Education	High school diploma or GED; boiler technology coursework preferred
Background Check	Required

Fee Breakdown

Application Fee $110

License Fee $210

Exam Fee $180

Total Initial Cost $500

Renewal Fee (every 2 yrs) $140

Exam Information

Exam Name: Boiler Operator Exam
Exam Provider: National Board of Boiler and Pressure Vessel Inspectors
Exam Fee: $180

Insurance & Bonding

Insurance Requirements

General LiabilityWorkers Compensation

Minimum Coverage:$500,000 per occurrence / $1,000,000 aggregate

Continuing Education

Hours Required: 8 hours
Period: Every 2 years

Reciprocity & Portability

California has license reciprocity agreements with the following states. This may allow you to transfer or expedite your license.

Arizona Louisiana Nevada North Carolina

Frequently Asked Questions

Do I need a license to work as a boiler technician in California?

Yes, California requires a state license for boiler technicians. The license is issued by the California Contractors State License Board (CSLB). Working without a proper license can result in fines and legal penalties.

How much does a boiler technician license cost in California?

The total initial cost for a boiler technician license in California is approximately $500, which includes the application fee ($110), license fee ($210), and exam fee ($180). Renewal costs $140 every 2 years.

What exam do I need to pass for a boiler technician license in California?

You must pass the Boiler Operator Exam, administered by National Board of Boiler and Pressure Vessel Inspectors. The exam fee is $180.

How much experience do I need to become a licensed boiler technician in California?

Minimum 2 years of boiler operation or maintenance experience.

Can I use my boiler technician license from another state in California?

California has reciprocity or endorsement agreements with select states, which may allow you to waive the trade exam. However, you will typically still need to pass the state business and law exam, submit an application, and meet all other requirements. Contact the California Contractors State License Board (CSLB) for specific details about transferring your license.