INC TX-ESTIMATED TAX FORMS House SponsorsRep. Franco Coladipietro 1/11/2011HouseSession Sine Die 35 ILCS 5/803.5 new Amends the Illinois Income Tax Act. Provides that the form prescribed by the Department of Revenue for estimated tax payments due on or after April 15, 2010 may not include the taxpayer's social security number. Effective immediately. 2/2/2010HouseFiled with the Clerk by Rep. Franco Coladipietro 2/3/2010HouseFirst Reading 2/3/2010HouseReferred to Rules Committee 2/16/2010HouseAssigned to Revenue & Finance Committee 3/15/2010HouseRule 19(a) / Re-referred to Rules Committee 1/11/2011HouseSession Sine Die