COOK COUNTY REASSESSMENTS House SponsorsRep. Sidney H. Mathias-Karen May-Carol A. Sente 1/8/2013HouseSession Sine Die 35 ILCS 200/9-8530 ILCS 805/8.35 new Amends the Property Tax Code. Requires that, in counties with 3,000,000 or more inhabitants, on or before October 1, 2011, the county assessor shall reassess all property in the county for which 2011 is not the general assessment year. Provides that the reassessments may not be done through the application of one or more factors, mathematical or otherwise. Amends the State Mandates Act to require implementation without reimbursement. Effective immediately. 2/7/2011HouseFiled with the Clerk by Rep. Sidney H. Mathias 2/7/2011HouseFirst Reading 2/7/2011HouseReferred to Rules Committee 2/14/2011HouseAssigned to Revenue & Finance Committee 2/22/2011HouseAdded Chief Co-Sponsor Rep. Karen May 3/2/2011HouseAdded Chief Co-Sponsor Rep. Carol A. Sente 3/17/2011HouseRule 19(a) / Re-referred to Rules Committee 1/8/2013HouseSession Sine Die