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Wyoming pest control licence requirements

Quick answerVerified October 1, 2026

How do you get a pest control licence in Wyoming?

Wyoming applicator licences are issued by Wyoming Department of Agriculture (WDA) — Technical Services Division, Pesticide Program. Requirements are set per category rather than as a single general licence, so the exam you sit and the hours you carry depend on which categories you intend to work. Details below are published only once verified against the agency.

Reviewed by LTK editorial team
Licence basicsWY
Issuing agency
Wyoming Department of Agriculture (WDA) — Technical Services Division, Pesticide Program
Exam structure
Core/general exam plus at least one category or subcategory, each at 70% minimum, at a WDA-specified location (Cheyenne office or a designated proctor). Core plus a category must be passed within 90 days of the first attempt or the core is retaken. After two failures, proof of an education course before a third attempt; escalating waits after that (45 days, then a UW PSEP new-applicator course or one year). Licensed applicators can add categories at no cost by passing the category exam; it does not change the licence expiry.
Application fee
$25
Cycle length
36 months
Reciprocity
Agreements
WDA runs reciprocal applicator applications through its renewals portal, but the terms were not found on a readable WDA page or in Chapter 28. Confirm with WDA: agrpestapp@wyo.gov, 307-777-7324.
Reciprocity is the most commonly misunderstood part of moving states. We publish only agreements confirmed by the agency, never inferred ones.

Licence categories

Licence categories issued in Wyoming
CodeCategory
900Core / General Standards
903Ornamental and Turf Pest Control
906Right-of-Way Pest Control
907GIndustrial, Institutional, and Structural Pest Control (General)
907HBird Control
907ICooling Tower
907JWood Destroying Pests and Decay Organisms
908GHealth Related Pest Control (General)
908KMosquito Control
909Fumigation - Soil and Non-Soil
916Wood Preservatives and Wood Treatment
917Sewer Line Root Control

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