(a) At a minimum, availability of the certified applicator must be directly related to the hazard of the situation. For all applications conducted by non-certified person(s), the certified applicator must be available by immediate contact through telephone or radio. In addition, the certified applicator must be physically present on-site when use of the pesticide poses a potentially serious hazard to people or the environment.
(b) When required by the pesticide product label, the certified applicator shall be physically present on-site at all times during the application.
(c) Evidence that adequate supervision is being exercised shall include, but not be limited to:
010-28 Wyo. Code R. § 28-7