On August 28, 2009, CARB published its 15 day notice requesting comments on proposed modifications to the plug-in hybrid electric vehicle (PHEV) test procedures and aftermarket parts certification requirements. Comments on the proposed modification are due 5 pm PST on Sep. 14, 2009. For more information, go to http://www.arb.ca.gov/regact/2008/phev09/phev09.htm.