“Any agency final rule that has an impact on the private sector in this state is repealed from and after December 31, 2012”
See bill: http://www.azleg.gov/FormatDocument.asp?inDoc=/legtext/50leg/1r/bills/sb1339p.htm
(Posted Jan. 28, 2011)

SB 1339 (Administrative rules; repeal; legislative action) – SB 1339 Failed in the Senate third read March 14, 2011, with a 11-17-2 vote.
(Updated March 15, 2011)