Wyo. Stat. § 36-1-110
The director is hereby authorized and empowered, subject to the approval of the state board of land commissioners, to effect and complete such exchange of state-owned lands for federal-owned lands; and also to effect and complete such exchange of state-owned lands for privately owned lands; and to do any and all things necessary or required to be done by the state of Wyoming in order to enable said state to comply with the provisions of said Taylor Grazing Act and other acts of congress authorizing the exchange of federal-owned lands, and any order, rule or regulation passed or promulgated in pursuance thereof; and to effect and complete the exchange of state-owned lands for privately-owned lands. The board of land commissioners may authorize the purchase of lands only in an amount necessary to effect and complete the exchange of state-owned lands for other lands and only for those lands identified in the authorization of purchase. The board shall not use the power of eminent domain pursuant to W.S. 1-26-801 et seq. to purchase any lands under this section.
W.S. 36-1-110