The Department of Health and Environment adopted permanent changes to Kan. Admin. Regs. tit. 28, §19, which pertains to ambient air quality standards. Changes set certain limits on idle times and nitrogen oxide emissions for heavy-duty diesel vehicles. The changes become effective June 25, and owners of vehicles must demonstrate compliance within 24 months. http://www.kssos.org/pubs/register%5C2010%5CVol_29_No_23_June_10_2010_p_857-976.pdf pp. 866-68.