Wisconsin 2025-2026 Regular Session

Wisconsin Senate Bill SB150

Introduced
3/21/25  
Refer
3/21/25  

Caption

An Act Relating to: passing legislation to reduce carbon emissions.

Summary

SB150 is a directive bill that would require the Wisconsin Legislature, during the 2025-26 session, to enact separate legislation establishing a viable plan to reduce statewide carbon emissions by 52% by 2030 and to achieve carbon-neutral emissions by 2050. The bill does not itself create the emissions-reduction program or set regulatory standards; instead, it compels the legislature to pass future legislation with those goals. The bill also specifies that any plan enacted under its mandate should maximize its impact on improving economic and racial equity. In effect, SB150 is a policy instruction aimed at setting long-term climate targets and embedding equity considerations into the design of future climate legislation.

Impact

SB150 would not directly amend existing environmental statutes or create immediate regulatory requirements, but it would place a legislative obligation on the 2025-26 Legislature to pass follow-up legislation addressing greenhouse gas reductions and carbon neutrality. Its practical impact would be to shape future state climate policy, potentially affecting energy, transportation, industry, and other emissions-related sectors if implementing legislation were enacted. Because the bill is nonstatutory and directive in nature, its legal effect depends on subsequent legislation rather than immediate changes to state law.

Sentiment

Based on the bill’s sponsorship and the absence of recorded committee testimony or votes in the provided materials, the bill appears to have been introduced as a policy-forward climate measure with support from a group of Democratic senators and representatives. The final status indicates it failed to pass pursuant to Senate Joint Resolution 1, suggesting it did not secure enough legislative support to advance. Overall, the available record points to strong support among its authors and likely opposition or insufficient backing in the broader legislature.

Contention

The main points of contention are likely the bill’s mandatory climate targets, the requirement that the Legislature enact future legislation rather than merely study the issue, and the inclusion of economic and racial equity as a required design principle. Supporters would view these provisions as necessary for meaningful climate action and fair implementation, while opponents may object to the scale and timing of the emissions reductions, the perceived economic costs, or the bill’s policy direction. No committee transcripts or vote details were provided, so the specific arguments of individual legislators are not available.

Companion Bills

WI AB145

Crossfiled An Act Relating to: passing legislation to reduce carbon emissions.

Previously Filed As

WI AB145

Passing legislation to reduce carbon emissions.

WI HB1458

Reducing embodied carbon emissions of buildings and building materials.

WI HB2273

Reducing embodied carbon emissions of buildings and building materials.

WI SB409

Creates provisions relating to the reduction of statewide carbon emissions

WI S0399

Requires the executive climate change coordinating council to evaluate and make recommendations for the use of carbon emissions removal technology as an alternative to reducing carbon emissions and meeting climate goals.

WI S2224

Requires the executive climate change coordinating council to evaluate and make recommendations for the use of carbon emissions removal technology as an alternative to reducing carbon emissions and meeting climate goals.

WI H5610

Requires the executive climate change coordinating council to evaluate and make recommendations for the use of carbon emissions removal technology as an alternative to reducing carbon emissions and meeting climate goals.

WI H4166

To evaluate transportation resiliency and progress towards meeting carbon emissions reductions benchmarks

WI H3569

Relative to carbon emission reduction and advanced nuclear energy generation

WI S2127

Relating to embodied carbon emission reductions in state-funded projects

Similar Bills

No similar bills found.