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COVID-19 Updates: Get the latest public information related to coronavirus disease 2019 (COVID-19) at

Due to significant public health concerns from the COVID-19 coronavirus and the proclamation of a local emergency established to prevent the spread of COVID-19, the Department of Agriculture/Weights and Measures will be closed to the public until further notice. Please contact the Department via phone or email for additional information or to obtain necessary services.

Please see the March 2020 Department of Agriculture / Weights and Measures Update for more information and a list of the Department‚Äč's ‚Äčessential services that will continue to be performed during this closure.

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Pesticide Use Enforcement

Program Mission Statement:

To protect people, the environment and the food supply by ensuring the safe use of pesticides in San Luis Obispo County.

The Department of Agriculture/Weights and Measures conducts a comprehensive program in pesticide use enforcement to protect the health and safety of workers, the public, and the environment. Pesticides are registered and regulated by federal and state government codes, with the County Agricultural Commissioner being the primary local regulator.

Pesticide Use Enforcement

  • Promotes food safety
  • Protect agricultural workers
  • Protects the environment
  • Permits and monitors the safe use of pesticides
  • Collects and reviews data
  • Investigates misuse and accidents
  • Enforces laws and regulations
  • Educates and assists agriculturalists, homeowners, and maintenance gardeners

Related Services

Pesticide Use Registrations
Employee Pesticide Training and Safety
Pesticide Use Complaints
Pesticide Use Reporting
Private Applicator Certificate Exams
Restricted Materials Permit
Pesticide Use
Pesticide Container Inspection