---
type: "Bill"
title: "REVENUE-TECH"
description: "Amends the Property Tax Code. Makes a technical change in a Section concerning the definition of \"taxing district\"."
jurisdiction: "us/states/il"
legislature: "Illinois General Assembly"
session: "97th"
identifier: "HB 4239"
citation: "Illinois HB 4239 (97th)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: []
version_count: 3
action_count: 59
vote_count: 2
first_action: "2012-01-27"
last_action: "2012-08-28"
source: "openstates"
source_identifier: "ocd-bill/534f18cf-b67a-474b-8de3-709ee9c81531"
source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=4239&GAID=11&DocTypeID=HB&LegId=63579&SessionID=84&GA=97"
source_hash: "1b4e344117ddabce63921fadbdbeb226b8b203112da7e75bd8f94d1d5ccda340"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-il"]
---

# Illinois HB 4239 (97th) — REVENUE-TECH

Amends the Property Tax Code. Makes a technical change in a Section concerning the definition of "taxing district".

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09700HB4239&GA=97&SessionId=84&DocTypeId=HB&LegID=63579&DocNum=4239&GAID=11&Session=&print=true)
2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09700HB4239eng&GA=97&SessionId=84&DocTypeId=HB&LegID=63579&DocNum=4239&GAID=11&Session=&print=true)
3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09700HB4239enr&GA=97&SessionId=84&DocTypeId=HB&LegID=63579&DocNum=4239&GAID=11&Session=&print=true)

## Votes

- Third Reading — **113–0** (pass) · lower
- Third Reading — **56–0** (pass) · upper

## Sponsors

- Michael J. Zalewski — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2012-01-27** Filed with the Clerk by Rep. Michael J. Madigan `filing`
- **2012-01-30** First Reading `reading-1`
- **2012-01-30** Referred to Rules Committee `referral-committee`
- **2012-02-29** Assigned to Executive Committee `referral-committee`
- **2012-03-08** Do Pass / Short Debate Executive Committee; 011-000-000 `committee-passage`
- **2012-03-08** Placed on Calendar 2nd Reading - Short Debate
- **2012-03-30** Rule 19(a) / Re-referred to Rules Committee `referral-committee`
- **2012-04-24** Final Action Deadline Extended-9(b) May 31, 2012
- **2012-04-24** Approved for Consideration Rules Committee; 004-000-000
- **2012-04-24** Placed on Calendar 2nd Reading - Short Debate
- **2012-04-24** House Floor Amendment No. 1 Filed with Clerk by Rep. Michael J. Zalewski `amendment-introduction`
- **2012-04-24** House Floor Amendment No. 1 Referred to Rules Committee `referral-committee`
- **2012-04-27** Chief Sponsor Changed to Rep. Michael J. Zalewski
- **2012-04-30** House Floor Amendment No. 1 Rules Refers to Revenue & Finance Committee
- **2012-05-02** House Floor Amendment No. 2 Filed with Clerk by Rep. Michael J. Zalewski `amendment-introduction`
- **2012-05-02** House Floor Amendment No. 2 Referred to Rules Committee `referral-committee`
- **2012-05-03** House Floor Amendment No. 1 Recommends Be Adopted Revenue & Finance Committee; 006-003-000 `committee-passage-favorable`
- **2012-05-04** House Floor Amendment No. 3 Filed with Clerk by Rep. Michael J. Zalewski `amendment-introduction`
- **2012-05-04** House Floor Amendment No. 3 Referred to Rules Committee `referral-committee`
- **2012-05-07** House Floor Amendment No. 3 Rules Refers to Revenue & Finance Committee
- **2012-05-09** House Floor Amendment No. 3 Recommends Be Adopted Revenue & Finance Committee; 008-001-000 `committee-passage-favorable`
- **2012-05-22** House Floor Amendment No. 4 Filed with Clerk by Rep. Michael J. Zalewski `amendment-introduction`
- **2012-05-22** House Floor Amendment No. 4 Referred to Rules Committee `referral-committee`
- **2012-05-22** Second Reading - Short Debate `reading-2`
- **2012-05-22** Held on Calendar Order of Second Reading - Short Debate `reading-2`
- **2012-05-23** House Floor Amendment No. 4 Recommends Be Adopted Rules Committee; 003-002-000 `committee-passage-favorable`
- **2012-05-23** House Floor Amendment No. 1 Withdrawn by Rep. Michael J. Zalewski
- **2012-05-23** House Floor Amendment No. 3 Withdrawn by Rep. Michael J. Zalewski
- **2012-05-23** Held on Calendar Order of Second Reading - Short Debate `reading-2`
- **2012-05-24** House Floor Amendment No. 5 Filed with Clerk by Rep. Michael J. Zalewski `amendment-introduction`
- **2012-05-24** House Floor Amendment No. 5 Referred to Rules Committee `referral-committee`
- **2012-05-24** House Floor Amendment No. 4 Withdrawn by Rep. Michael J. Zalewski
- **2012-05-24** Held on Calendar Order of Second Reading - Short Debate `reading-2`
- **2012-05-24** House Floor Amendment No. 6 Filed with Clerk by Rep. Michael J. Zalewski `amendment-introduction`
- **2012-05-24** House Floor Amendment No. 6 Referred to Rules Committee `referral-committee`
- **2012-05-25** House Floor Amendment No. 6 Recommends Be Adopted Rules Committee; 004-000-000 `committee-passage-favorable`
- **2012-05-28** House Floor Amendment No. 6 Adopted by Voice Vote `amendment-passage`
- **2012-05-28** Placed on Calendar Order of 3rd Reading - Short Debate
- **2012-05-28** Third Reading - Short Debate - Passed 113-000-000 `reading-3, passage`
- **2012-05-28** House Floor Amendment No. 2 Tabled Pursuant to Rule 40 `amendment-failure`
- **2012-05-28** House Floor Amendment No. 5 Tabled Pursuant to Rule 40 `amendment-failure`
- **2012-05-28** Arrive in Senate `introduction`
- **2012-05-28** Placed on Calendar Order of First Reading `reading-1`
- **2012-05-28** Chief Senate Sponsor Sen. William R. Haine
- **2012-05-28** First Reading `reading-1`
- **2012-05-28** Referred to Assignments `referral-committee`
- **2012-05-28** Assigned to Revenue `referral-committee`
- **2012-05-29** Rule 2-10 Committee/3rd Reading Deadline Established As May 31, 2012
- **2012-05-29** Waive Posting Notice
- **2012-05-30** Do Pass Revenue; 008-000-000 `committee-passage`
- **2012-05-30** Placed on Calendar Order of 2nd Reading May 30, 2012
- **2012-05-30** Second Reading `reading-2`
- **2012-05-30** Placed on Calendar Order of 3rd Reading May 31, 2012
- **2012-06-01** Third Reading - Passed; 056-000-000 `reading-3, passage`
- **2012-06-01** Passed Both Houses
- **2012-06-29** Sent to the Governor `executive-receipt`
- **2012-08-28** Governor Approved `executive-signature`
- **2012-08-28** Effective Date August 28, 2012
- **2012-08-28** Public Act . . . . . . . . . 97-1125 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/534f18cf-b67a-474b-8de3-709ee9c81531`. Confidence: reported (aggregated from official Illinois legislature records).