The Department of Environmental Quality amended Mont. Admin. R.17.55.102, 17.55.108, 17.55.111, and 17.55.114. Changes would alter the definitions, facility listing, facility ranking, and set out procedures for delisting a facility on the Comprehensive Environmental Cleanup and Responsibility Act priority list. http://sos.mt.gov/arm/Register/archives/MAR2010/MAR10-19.pdf pp. 2346-77.