Source. 1996, 251:2; 251:28. 1998, 112:1, 2, eff. Aug. 1, 1998. 2006, 171:1, eff. July 1, 2006. 2007, 127:1-3, eff. June 12, 2007; 128:4, eff. Jan. 1, 2008. 2008, 191:1-3, eff. Aug. 10, 2008. 2009, 126:1, 2, eff. June 22, 2009; 314:1, eff. Oct. 6, 2009.