060-4 Wyo. Code R. § 4-2
As used in this chapter:
(a) "AUM" means an "animal-unit-month," which is equivalent to the quantity of forage necessary to sustain one cow and one calf for one month.
(b) "Board" means the Board of Land Commissioners.
(c) "Director" means the Director of the Office of State Lands and Investments.
(d) "Office" means the Office of State Lands and Investments.
(e) "Parity Ratio" means a measure of price received for agricultural products divided by the parity index. The parity ratio is an indication of the per unit purchasing power of agricultural commodities generally in terms of the goods and services currently bought by agriculturalists, in relation to purchasing power of agricultural products in the 1910- 1914 base period.
(f) "Surface impact payment" means money paid by a user of state lands in compensation for potential negative impacts to the fee simple or leasehold estate, including, but not limited to, destruction of forage, disruption of grazing, agricultural, or commercial operations, nuisance, inconvenience, and for incidental use of the land surface.
(g) "Vacant land" means land not currently subject to a grazing and agricultural lease from the Board.
060-4 Wyo. Code R. § 4-2