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Pesticide License Exams

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Home / Services / Licenses, Permits, and Certificates / Pesticide License and Recertification / Pesticide and SPI Licensing / Exams and Study Materials

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Exams and Study Materials

For more information, call toll-free 877-301-4555 or email license@agr.wa.gov.

Prepare for pesticide exams

Review what to expect for testing sessions and how to prepare for them.
Exam Preparation

Paper-Based Exam Registration

Request registration for a WSDA-proctored paper-based exam session.
Paper-based exams

Computer-based Exam Registration

Register for testing at a professional testing center.
Computer-based exams

Exam Locations and Directions

Testing sites, hours, and directions for WSDA-proctored exams.
Testing Locations

Study Manuals and Pre-license Classes


For study materials for categories, see the Pesticide License Categories webpage.


WSU Urban IPM and Pesticide Safety Education

WSU maintains study manuals for most WSDA exams and conducts statewide pre-license courses in English and Spanish. 
 

Spanish Private Applicator Pre-license Classes

The WSDA Technical Service & Education (TSE) Program conducts statewide private applicator pre-license courses in Spanish, as well as other types of classes for pesticide applicators and handlers.

Additional Resources

Reciprocal licensing allows those with a pesticide license from some other states to become licensed without having to take Washington State exams. See the Reciprocal Pesticide Licenses page for more information. 
If you intend to use or consult on the use of pesticides for mosquito control, there are specific licensing requirements. Refer to the following fact sheet for guidance.

Pesticide Licensing for Professional Mosquito Control [PDF]

Do you only need the Private Applicator license to control weeds and/or rodents in limited situations in eastern Washington? You may qualify for a Limited Private Applicator (LPA) or Rancher Private Applicator (RPA) license.

Check out the Limited and Rancher Private Applicator webpage for further guidance.

Oregon Department of Agriculture Pesticide Licensing

Idaho State Department of Agriculture Pesticide Licensing

California Department of Pesticide Regulation Licensing and Certification 
Growers who use pesticides in the production of marijuana in Washington State must comply with specific licensing requirements. To help growers understand these licensing requirements, WSDA prepared a guidance document: Licensing Requirements to Apply Pesticides Used in Marijuana Production in Washington State

Additional information on other requirements on the production of recreational marijuana can be found on the agency's Recreational Marijuana webpage.