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IntroducedFeb 04, 2026
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Passed HouseApr 16, 2026
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Passed Senate
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Became Law
Illinois House Bill
OLD UNDERGROUND STORAGE TANKS
Last Action See all actions
Senate • Apr 28, 2026: Assigned to Environment and Conservation
Latest Bill Text See all bill texts
Summary
Comments on HB 4941
Tweets
Whip Lists
Sponsors



- Diane Blair-SherlockHouse cosponsor
- Julie A. MorrisonSenate cosponsor
Votes
YES: 27
- Avelar, Dagmara
- Ammons, Carol
- Bunting, Jason R
- Blair-Sherlock, Diane
- Cochran, Justin
- Deering, Regan
- Davis, William "Will"
- Evans Jr., Marcus C
- Du Buclet, Kimberly
- Fritts, Bradley
- Faver Dias, Laura
- Halbrook, Brad
- Gordon-Booth, Jehan
- Johnson, Gregg
- Harper, Sonya M
- Mason, Joyce
- Katz Muhl, Tracy
- Miller, Chris
- Meier, Charles
- Ness, Suzanne M
- Moeller, Anna
- OrtÃz, Aarón M
- Severin, Dave
- Rashid, Abdelnasser
- Wilhour, Blaine
- West II, Maurice A
- Williams, Ann M
NO: 0
NOT VOTING: 2
YES: 25
- Blair-Sherlock, Diane
- Ammons, Carol
- Bunting, Jason R
- Briel, Amy
- Davis, Jed
- Du Buclet, Kimberly
- Deering, Regan
- Fritts, Bradley
- Faver Dias, Laura
- Harper, Sonya M
- Halbrook, Brad
- Jiménez, Lilian
- Hernandez, Norma
- Meier, Charles
- Mason, Joyce
- Moeller, Anna
- Miller, Chris
- OrtÃz, Aarón M
- Niemerg, Adam M
- Severin, Dave
- Rashid, Abdelnasser
- Stava, Anne
- West II, Maurice A
- Walsh Jr., Lawrence "Larry"
- Williams, Jawaharial
NO: 0
YES: 24
- Briel, Amy
- Blair-Sherlock, Diane
- Davis, Jed
- Bunting, Jason R
- Deering, Regan
- Davis, William "Will"
- Faver Dias, Laura
- Du Buclet, Kimberly
- Halbrook, Brad
- Fritts, Bradley
- Hernandez, Norma
- Harper, Sonya M
- Meier, Charles
- Mason, Joyce
- Moeller, Anna
- Miller, Chris
- Niemerg, Adam M
- Ness, Suzanne M
- Rashid, Abdelnasser
- OrtÃz, Aarón M
- Severin, Dave
- Walsh Jr., Lawrence "Larry"
- Williams, Ann M
- Wilhour, Blaine
NO: 0
YES: 109
- Mussman
- Grasse
- Ammons
- Ness
- Guerrero-Cuellar
- Andrade
- Niemerg
- Guzzardi
- Avelar
- Olickal
- Benton
- OrtÃz
- Halbrook
- Blair-Sherlock
- Rashid
- Hammond
- Briel
- Reick
- Hanson
- Buckner
- Rita
- Harper
- Bunting
- Hauter
- Cabello
- Hernandez, Barbara
- Canty
- Sanalitro
- Hernandez, Lisa
- Cassidy
- Scherer
- Hernandez, Norma
- Chung
- Schmidt
- Hirschauer
- Cochran
- Schweizer
- Hoffman
- Coffey
- Severin
- Crawford
- Sheehan
- Jacobs
- Crespo
- Slaughter
- Jiménez
- Croke
- Smith
- Johnson
- Davidsmeyer
- Sosnowski
- Jones
- Davis, Jed
- Tracy Katz Muhl
- Davis, Lisa
- Stava
- Keicher
- William "Will" Davis
- Kelly
- Deering
- Stuart
- Kifowit
- DeLaRosa
- Swanson
- La Ha
- Delgado
- Syed
- LaPointe
- DeLuca
- Tarver
- Lilly
- Deuter
- Mah
- Didech
- Ugaste
- Manley
- Du Buclet
- Vella
- Mason
- Elik
- Walsh
- Mayfield
- Evans
- Weaver
- McCombie
- Faver Dias
- Weber
- McLaughlin
- West
- Meier
- Friess
- Wilhour
- Meyers-Martin
- Fritts
- Williams, Ann
- Miller
- Gabel
- Williams, Jawaharial
- Moeller
- Gill
- Windhorst
- Moore
- Gong-Gershowitz
- Janet Yang Rohr
- Morgan
- González
- Welch
- Morris
- Gordon-Booth
NO: 0
Actions
- Apr 28, 2026 | Senate
- Assigned to Environment and Conservation
- Apr 21, 2026 | Senate
- Arrive in Senate
- Placed on Calendar Order of First Reading
- Chief Senate Sponsor Sen. Julie A. Morrison
- First Reading
- Referred to Assignments
- Apr 16, 2026 | House
- House Floor Amendment No. 2 Withdrawn by Rep. Joyce Mason
- House Floor Amendment No. 3 Adopted
- Placed on Calendar Order of 3rd Reading - Short Debate
- Third Reading - Short Debate - Passed 109-000-000
- House Floor Amendment No. 2 Tabled
- Added Chief Co-Sponsor Rep. Anthony DeLuca
- Added Co-Sponsor Rep. Diane Blair-Sherlock
- Apr 15, 2026 | House
- House Floor Amendment No. 3 Recommends Be Adopted Energy & Environment Committee; 024-000-000
- Apr 14, 2026 | House
- House Floor Amendment No. 3 Filed with Clerk by Rep. Joyce Mason
- House Floor Amendment No. 3 Referred to Rules Committee
- House Floor Amendment No. 3 Rules Refers to Energy & Environment Committee
- Apr 10, 2026 | House
- Second Reading - Short Debate
- Held on Calendar Order of Second Reading - Short Debate
- Apr 08, 2026 | House
- Added Chief Co-Sponsor Rep. Dagmara Avelar
- Apr 07, 2026 | House
- House Floor Amendment No. 2 Recommends Be Adopted Energy & Environment Committee; 025-000-000
- Mar 24, 2026 | House
- House Floor Amendment No. 2 Rules Refers to Energy & Environment Committee
- Mar 19, 2026 | House
- Placed on Calendar 2nd Reading - Short Debate
- House Floor Amendment No. 2 Filed with Clerk by Rep. Joyce Mason
- House Floor Amendment No. 2 Referred to Rules Committee
- Mar 18, 2026 | House
- House Committee Amendment No. 1 Rules Refers to Energy & Environment Committee
- Do Pass / Short Debate Energy & Environment Committee; 027-000-000
- House Committee Amendment No. 1 Tabled
- Mar 12, 2026 | House
- Assigned to Energy & Environment Committee
- House Committee Amendment No. 1 Filed with Clerk by Rep. Joyce Mason
- House Committee Amendment No. 1 Referred to Rules Committee
- Feb 06, 2026 | House
- First Reading
- Referred to Rules Committee
- Feb 04, 2026 | House
- Filed with the Clerk by Rep. Joyce Mason
Documents
