PROP TX- RETENTION BASIN House SponsorsRep. Robert Martwick 1/13/2021HouseSession Sine Die 35 ILCS 200/15-190 new Amends the Property Tax Code. Creates a homestead exemption of $1,000 for homestead property on which a stormwater retention basin has been constructed during the taxable year. Effective immediately. 2/7/2019HouseFiled with the Clerk by Rep. Robert Martwick 2/7/2019HouseFirst Reading 2/7/2019HouseReferred to Rules Committee 2/19/2019HouseAssigned to Revenue & Finance Committee 2/28/2019HouseTo Property Tax Subcommittee 3/29/2019HouseRule 19(a) / Re-referred to Rules Committee 1/13/2021HouseSession Sine Die