COLORADO MINING ASSOCIATION; Twentymile Coal Company; Mountain Coal Company, LLC; Colowyo Coal Company, L.P.; Oxbow Mining, LLC; Trapper Mining Inc.; and Bowie Resources, LLC, Plaintiffs-Appellants, v. Roxy HUBER, in her capacity as Executive Director of the Department of Revenue, State of Colorado; the Colorado Department of Revenue; and the State of Colorado, Defendants-Appellees. No. 09CA0132.Colorado […]