(a) Eligible public facilities and utilities projects include:
(b) Eligible "communities" under subsection (a)(ii) of this section include incorporated cities and towns, counties, special districts or joint powers boards which have relied on the mining industries for a significant portion of their economic base prior to and since August 3, 1977, or for this same time period can demonstrate significant impact upon their tax revenues and services as a result of these industries.
020-6 Wyo. Code R. § 6-3