Septic System Installer License Requirements in California

Everything you need to know about getting your septic system installer license in California. A state license is required.

How to Get Your Septic System Installer 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; environmental health coursework preferred

Gain 2 Years of Experience

Minimum 2 years of septic system installation and maintenance experience.

Pass the Septic System Installer Exam

Obtain Insurance & Bonding

Secure General Liability, Pollution Liability insurance and a $14,000 surety bond.

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 septic system installation and maintenance experience.
Education	High school diploma or GED; environmental health coursework preferred
Background Check	Required

Fee Breakdown

Application Fee $105

License Fee $210

Exam Fee $140

Total Initial Cost $455

Renewal Fee (every 2 yrs) $140

Exam Information

Exam Name: Septic System Installer Exam
Exam Provider: State Health Department
Exam Fee: $140

Insurance & Bonding

Insurance Requirements

General LiabilityPollution Liability

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

Surety Bond

A surety bond of $14,000 is required.

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 septic system installer in California?

Yes, California requires a state license for septic system installers. 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 septic system installer license cost in California?

The total initial cost for a septic system installer license in California is approximately $455, which includes the application fee ($105), license fee ($210), and exam fee ($140). Renewal costs $140 every 2 years. You will also need a $14,000 surety bond.

What exam do I need to pass for a septic system installer license in California?

You must pass the Septic System Installer Exam, administered by State Health Department. The exam fee is $140.

How much experience do I need to become a licensed septic system installer in California?

Minimum 2 years of septic system installation and maintenance experience.

Can I use my septic system installer 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.