The Board of Environmental Review proposed to amend Mont. Admin. R. 17.8.501 and .504, pertaining to air quality. Changes update definitions and revise air quality permit application fees. A public hearing will be held on July 16, and the deadline for comment is July 24, 2014. See http://sos.mt.gov/arm/Register/archives/MAR2014/MAR14-12.pdf (pp. 1321-26).