The Department of Environmental Quality adopted amendments to Or. Admin. R. 340-200-0040, 340-252-0030, 340-252-0060, 340-252-0070, and 340-252-0230, State of Oregon CAA Implementation Plan. The rules establish requirements for transportation planning agencies including metro (in the Portland area), the Oregon Department of Environmental Quality, and several councils of government. http://arcweb.sos.state.or.us/rules/0410_Bulletin/0410_ch340_bulletin.html.