Wyo. Stat. § 11-5-108: Rates and application of pesticides; payment by landowner; bidding restriction.

(a) The district board may establish rates and engage in the application of pesticides for weed and pest control, subject to subsection (b) of this section. If services provided are not paid for by the landowner for whom rendered as provided in W.S. 11-5-107(d), such indebtedness may be collected as provided by W.S. 11-5-107(c).

(b) A district board shall not engage in competitive bidding of bare ground application of pesticides for industrial weed control, unless there are no commercially licensed entities operating in the state that are able and willing to perform the service. Nothing in this subsection shall limit the district board's authority to act pursuant to W.S. 11-5-105(a)(i) and 11-5-109.