California Drug Testing Laws

California Drug Testing Laws

The laws surrounding employee drug testing varies from state to state. In California, there are a number of regulations employers must follow in order to implement compliant drug testing policies and procedures.

Covered Employers

State agencies

Applicant Testing

Testing authorized on sensitive job positions in state agencies if the testing is related to the job

Employee Testing

  • Testing authorized on sensitive job positions in state agencies
  • A positive result may warrant treatment, suspension, or dismissal
  • Employers with at least 25 employees should accommodate employees who wish to enter drug treatment programs

Conditions & Methods

  • Advance notification required
  • Documentation showing chain of custody
  • Confirming test in case of a positive result

California Marijuana Laws

Marijuana legislation in California may have implications when it comes to screening employees for cannabis use. For more information, visit California Marijuana Laws.

Laboratory Drug Testing in California

If you are an employer or administrator looking to schedule employee drug testing in California, type in your ZIP code to find the laboratory testing site nearest you:



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