Legislation: batch B — IL IN KS KY LA MA MD ME MI MN

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legislation/us/states/il/95th/hb-586.md

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+---
+type: "Bill"
+title: "PROP TX-OPEN SPACE VALUATION"
+description: "Amends the Property Tax Code. Provides that if land is improved with a water-retention dam that is operated primarily for commercial purposes, that dam is not considered to be used for open space purposes despite the fact that any resulting man-made lake may be considered to be used for open space purposes."
+jurisdiction: "us/states/il"
+legislature: "Illinois General Assembly"
+session: "95th"
+identifier: "HB 586"
+citation: "Illinois HB 586 (95th)"
+classification: ["bill"]
+subjects: []
+status: "enacted"
+primary_sponsors: []
+version_count: 3
+action_count: 28
+vote_count: 2
+first_action: "2007-02-02"
+last_action: "2007-08-13"
+source: "openstates"
+source_identifier: "ocd-bill/32a82040-df3d-4088-bcc4-28e857138475"
+source_url: "http://ilga.gov/legislation/BillStatus.asp?DocNum=586&GAID=9&DocTypeID=HB&LegId=27655&SessionID=51&GA=95"
+source_hash: "dc70fe6495a3ea674031c5eb9ce28fca21a1fd4715bcda4efa2369b2080918b3"
+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 586 (95th) — PROP TX-OPEN SPACE VALUATION
+
+Amends the Property Tax Code. Provides that if land is improved with a water-retention dam that is operated primarily for commercial purposes, that dam is not considered to be used for open space purposes despite the fact that any resulting man-made lake may be considered to be used for open space purposes.
+
+## 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=09500HB0586&GA=95&SessionId=51&DocTypeId=HB&LegID=27655&DocNum=586&GAID=9&Session=&print=true)
+2. **Engrossed** (committee substitute) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09500HB0586eng&GA=95&SessionId=51&DocTypeId=HB&LegID=27655&DocNum=586&GAID=9&Session=&print=true)
+3. **Enrolled** (enrolled) — [source](http://ilga.gov/legislation/fulltext.asp?DocName=09500HB0586enr&GA=95&SessionId=51&DocTypeId=HB&LegID=27655&DocNum=586&GAID=9&Session=&print=true)
+
+## Votes
+
+- Third Reading — **116–0** (pass) · lower
+- Third Reading — **58–0** (pass) · upper
+
+## Sponsors
+
+- William B. Black — primary (person)
+
+## Timeline
+
+The legislative action history — every referral, reading, and vote.
+
+- **2007-02-02** Filed with the Clerk by Rep. William B. Black `filing`
+- **2007-02-05** First Reading `reading-1`
+- **2007-02-05** Referred to Rules Committee `referral-committee`
+- **2007-02-07** Assigned to Revenue Committee `referral-committee`
+- **2007-03-02** Recommends Do Pass Subcommittee/ Revenue Committee; 002-000-000 `committee-passage`
+- **2007-03-02** Remains in Revenue Committee
+- **2007-03-23** Committee Deadline Extended-Rule 9(b) March 31, 2007
+- **2007-03-29** Do Pass / Short Debate Revenue Committee; 011-000-000 `committee-passage`
+- **2007-03-29** Placed on Calendar 2nd Reading - Short Debate
+- **2007-04-17** Second Reading - Short Debate `reading-2`
+- **2007-04-17** Placed on Calendar Order of 3rd Reading - Short Debate
+- **2007-04-18** Third Reading - Short Debate - Passed 116-000-000 `reading-3, passage`
+- **2007-04-20** Arrive in Senate `introduction`
+- **2007-04-20** Placed on Calendar Order of First Reading April 24, 2007 `reading-1`
+- **2007-04-30** Chief Senate Sponsor Sen. Michael W. Frerichs
+- **2007-05-01** First Reading `reading-1`
+- **2007-05-01** Referred to Rules `referral-committee`
+- **2007-05-02** Assigned to Revenue `referral-committee`
+- **2007-05-10** Do Pass Revenue; 008-000-000 `committee-passage`
+- **2007-05-10** Placed on Calendar Order of 2nd Reading May 15, 2007
+- **2007-05-15** Second Reading `reading-2`
+- **2007-05-15** Placed on Calendar Order of 3rd Reading May 16, 2007
+- **2007-05-16** Third Reading - Passed; 058-000-000 `reading-3, passage`
+- **2007-05-16** Passed Both Houses
+- **2007-06-14** Sent to the Governor `executive-receipt`
+- **2007-08-13** Governor Approved `executive-signature`
+- **2007-08-13** Effective Date January 1, 2008
+- **2007-08-13** Public Act . . . . . . . . . 95-0070 `became-law`
+
+## Source
+
+OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/32a82040-df3d-4088-bcc4-28e857138475`. Confidence: reported (aggregated from official Illinois legislature records).
+