Senate Bill 150
Passing legislation to reduce carbon emissions
Topics: Air pollution, Bills, Legislative, Legislature
Stopped in committee
It never got a , so it never came up for a vote. The last day for votes this session was Mar 19, 2026. To try again, a lawmaker would have to start a new bill.
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Introduced, passed
Mar 21, 2025
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Committee, stopped here
Stopped here. No public hearing was held.
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Senate vote, not reached
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Assembly vote, not reached
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Governor, not reached
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Law, not reached
Latest entry in the official record, Mar 23, 2026: “Failed to pass pursuant to ”
It never got a hearing in the Senate Committee on Government Operations, Labor and Economic Development. The committee's chair at the time was Dan Feyen. Chairs decide which bills get a hearing. See every bill that never got a hearing this session.
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The same bill was also filed in the Assembly as AB 145. That version died when the session ended.
Terms on this page
Committee
A small group of lawmakers that looks at a bill first. Most bills never leave committee.
Public hearing
A meeting where anyone can speak to a committee about a bill, or send written comments.
Senate Joint Resolution 1
The session's calendar. Any bill not passed by its last voting day dies.
Official term: Failed to pass pursuant to SJR 1. More in the glossary
Legislative Reference Bureau
The Legislature's nonpartisan office that drafts bills and writes the summary at the top of each one.
Official term: LRB analysis. More in the glossary
Author
A lawmaker who formally puts a bill forward. The text itself is drafted by the Legislative Reference Bureau.
Official term: Author, coauthor. More in the glossary
Signed on in support
Lawmakers who back a bill without being one of its authors, often from the other chamber.
Official term: Cosponsor. More in the glossary
What it would have done
Summary by the , the Legislature's nonpartisan drafting office. It's their wording, not ours.
This bill requires the legislature, during the 2025-26 legislative session, to pass legislation creating a viable plan to reduce carbon emissions by 52 percent by 2030 and creating a viable plan for achieving carbon neutral emissions by 2050. Any plan created as required under the bill must maximize the impact of the plan on improving economic and racial equity.
Who's behind it
9 senators are its . All 9 are Democrats.
31 more lawmakers .
See all 40 names Hide the names
Authors (9)
- Tim Carpenter · Democrat, Senate
- Dora Drake · Democrat, Senate
- Jodi Habush Sinykin · Democrat, Senate
- LaTonya Johnson · Democrat, Senate
- Chris Larson · Democrat, Senate
- Melissa Ratcliff · Democrat, Senate
- Jeff Smith · Democrat, Senate
- Mark Spreitzer · Democrat, Senate
- Bob Wirch · Democrat, Senate
Signed on in support (31)
- Deb Andraca · Democrat, Assembly
- Margaret Arney · Democrat, Assembly
- Brienne Brown · Democrat, Assembly
- Ryan Clancy · Democrat, Assembly
- Angelina Cruz · Democrat, Assembly
- Dassler-Alfheim, Keyeski and Wall
- Ben DeSmidt · Democrat, Assembly
- Doyle and Sinicki
- Jodi Emerson · Democrat, Assembly
- Joan Fitzgerald · Democrat, Assembly
- Kalan Haywood · Democrat, Assembly
- Francesca Hong · Democrat, Assembly
- Jenna Jacobson · Democrat, Assembly
- Alex Joers · Democrat, Assembly
- Tara Johnson · Democrat, Assembly
- Karen Kirsch · Democrat, Assembly
- Darrin Madison · Democrat, Assembly
- Renuka Mayadev · Democrat, Assembly
- Maureen McCarville · Democrat, Assembly
- Supreme Moore Omokunde · Democrat, Assembly
- Greta Neubauer · Democrat, Assembly
- Lori Palmeri · Democrat, Assembly
- Christian Phelps · Democrat, Assembly
- Priscilla Prado · Democrat, Assembly
- Amaad Rivera-Wagner · Democrat, Assembly
- Joe Sheehan · Democrat, Assembly
- Ryan Spaude · Democrat, Assembly
- Angela Stroud · Democrat, Assembly
- Shelia Stubbs · Democrat, Assembly
- Angelito Tenorio · Democrat, Assembly
- Randy Udell · Democrat, Assembly
What happened
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Mar 23, 2026
The session ended, and the bill died with it.
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Apr 21, 2025 to Oct 17, 2025
8 more representatives and 3 senators signed on in support.
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Mar 21, 2025
Sent to the Senate Committee on Government Operations, Labor and Economic Development.
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Mar 21, 2025
Introduced in the Senate.
See the official record, word for word Hide the official record
- Mar 21, 2025 · Senate
Introduced by Senators Larson, Habush Sinykin, Ratcliff, Carpenter, L. Johnson, Drake, Spreitzer, Wirch and Smith; cosponsored by Representatives Moore Omokunde, Tenorio, Madison, Hong, Cruz, Phelps, Arney, Sheehan, Rivera-Wagner, Stroud, Kirsch, Brown, Clancy, DeSmidt, Fitzgerald, Neubauer, Udell, Stubbs, Palmeri, Haywood, Prado, Andraca and Joers
- Mar 21, 2025 · Senate
Read first time and referred to Committee on Government Operations, Labor and Economic Development
- Apr 21, 2025 · Senate
Representative J. Jacobson added as a cosponsor
- Apr 23, 2025 · Senate
Representative Emerson added as a cosponsor
- Apr 30, 2025 · Senate
Representative McCarville added as a cosponsor
- May 27, 2025 · Senate
- Jun 18, 2025 · Senate
Representative Johnson added as a cosponsor
- Jul 16, 2025 · Senate
Representative Mayadev added as a cosponsor
- Sep 26, 2025 · Senate
Senators Dassler-Alfheim, Keyeski and Wall added as coauthors
- Oct 17, 2025 · Senate
Representative Spaude added as a cosponsor
- Mar 23, 2026 · Senate
Failed to pass pursuant to Senate Joint Resolution 1
Terms on this page
Committee
A small group of lawmakers that looks at a bill first. Most bills never leave committee.
Public hearing
A meeting where anyone can speak to a committee about a bill, or send written comments.
Senate Joint Resolution 1
The session's calendar. Any bill not passed by its last voting day dies.
Official term: Failed to pass pursuant to SJR 1. More in the glossary
Legislative Reference Bureau
The Legislature's nonpartisan office that drafts bills and writes the summary at the top of each one.
Official term: LRB analysis. More in the glossary
Author
A lawmaker who formally puts a bill forward. The text itself is drafted by the Legislative Reference Bureau.
Official term: Author, coauthor. More in the glossary
Signed on in support
Lawmakers who back a bill without being one of its authors, often from the other chamber.
Official term: Cosponsor. More in the glossary
From the Wisconsin Legislature's official record, checked Sep 15, 2026. See the source
Committee
A small group of lawmakers that looks at a bill first. Most bills never leave committee.
Public hearing
A meeting where anyone can speak to a committee about a bill, or send written comments.
Senate Joint Resolution 1
The session's calendar. Any bill not passed by its last voting day dies.
Official term: Failed to pass pursuant to SJR 1
Legislative Reference Bureau
The Legislature's nonpartisan office that drafts bills and writes the summary at the top of each one.
Official term: LRB analysis
Signed on in support
Lawmakers who back a bill without being one of its authors, often from the other chamber.
Official term: Cosponsor