Issue · Environment

Environment (Climate Change)

Every environment bill, vote, and legislator stance in Massachusetts, automatically classified by Maddy, our AI policy reader.

Total bills
71
194th Legislature (2025-2026)
Top supporter
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Top opponent
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Ranked legislators
0
0 support · 0 oppose
Showing 11–20 of 71 bills

All environment bills

introduced · Massachusetts · House

HD 2076: An Act to remove woody biomass from the greenhouse gas emissions standard for municipal lighting plants

This bill removes woody biomass from the greenhouse gas emissions standards that apply to municipal lighting plants. It does this by deleting sections 34 and 112 from Chapter 8 of the General Laws. The change takes effect immediately upon passage, altering how emissions reporting is handled for these specific facilities.
introduced · Massachusetts · Senate

SD 1671: Resolve relative to a feasibility report on solar rooftop energy on new buildings

SD 1671 establishes a 12-member legislative commission to study solar energy requirements for new buildings. The commission, including representatives from real estate, solar industry, labor, environmental groups, and local government, will review current building codes and policies to assess the feasibility of requiring rooftop solar systems and battery storage on new construction. Its report, due by January 1, 2026, will evaluate how such requirements could support Massachusetts' greenhouse gas goals and include specific policy recommendations. This bill creates a study process, not a direct policy change.
passed · Massachusetts · Senate Feb 27, 2025

SD 1459: An Act relative to the Massachusetts fund for vulnerable countries most affected by climate change

By Mr. Barrett, a petition (accompanied by bill, Senate, No. 1922) of Michael J. Barrett and James B. Eldridge for legislation relative to the Massachusetts fund for vulnerable countries most affected by climate change. Revenue.
Sub-Topics Climate Change
introduced · Massachusetts · House

HD 2577: An Act relative to a feasibility report on solar rooftop energy on new buildings

HD 2577 establishes a 12-member commission to study requiring solar rooftop energy systems on new buildings in Massachusetts. The commission will review current building codes and energy policies, assess the feasibility of solar installations and battery storage, and recommend potential policy changes. It must submit a final report with proposed legislation to the state legislature by January 1, 2026. This bill directly affects new construction projects and building code implementation, focusing on advancing solar energy adoption and greenhouse gas reduction goals.
introduced · Massachusetts · House

HD 4012: An Act relative to the protection and development of the thermal commons of the Commonwealth

This bill establishes Massachusetts' "thermal commons" as a public trust resource, defining ambient geothermal energy (under 80°F at shallow depths) and anthropogenic geothermal energy (from human-caused climate change) as belonging to citizens in public trust, except on wholly private property. It creates a 20-member commission (including representatives from environmental groups, utilities, labor, and agencies) to develop recommendations by July 2026 for managing this resource to support the state's 2050 net-zero emissions goal. The commission must address key issues like access rules for private land, obligations for energy service in return for resource access, thermal stability requirements, and how to treat anthropogenic energy drawdown as ecosystem restoration. The bill itself does not enact new regulations but mandates this study process to inform future policy.
Sub-Topics Climate Change
introduced · Massachusetts · House

HD 3448: An Act relative to energy efficiency funds generated by municipal light plants

This bill directs at least 80% of funds from regional carbon trading programs (like the Regional Greenhouse Gas Initiative) toward energy efficiency programs. It requires municipal light plants (MLPs) to administer these programs, with funding tied to specific reporting and alignment with state efficiency goals. The bill also establishes a mandatory 2.5 mills per kilowatt-hour charge (excluding MLP customers) to fund efficiency programs, alongside existing carbon trading funds. MLPs must submit annual reports on program spending and savings to qualify for these funds.
introduced · Massachusetts · House

HD 2481: An Act transferring the Massachusetts Community Climate Bank to the Massachusetts Clean Energy Technology Center

This bill transfers the Massachusetts Community Climate Bank's assets, staff, and ongoing projects to the Massachusetts Clean Energy Technology Center. The Center will now serve as the state's official Green Bank, responsible for financing clean energy projects across residential, municipal, small business, and commercial sectors. Key provisions include providing loans, grants, and investments to reduce greenhouse gases, with priority given to projects advancing climate goals, lowering emissions, and ensuring equitable access to clean energy. This directly affects residents, local governments, small businesses, and clean energy companies seeking financing for projects like solar installations, building decarbonization, and electric vehicle programs.
introduced · Massachusetts · Senate

SD 1701: An Act relative to setting deadlines to electrify the MBTA commuter rail

This bill requires the MBTA to provide fully electrified commuter rail service - using zero-emission infrastructure like electric trains and charging systems - across its entire system by December 31, 2035. It mandates specific deadlines: the MBTA must begin fully electrified service on the Providence/Stoughton, Fairmount, and Boston-to-Beverly segments of the Newburyport/Rockport lines by December 31, 2029, with detailed plans due by November 2026. The bill also requires the MBTA to develop short-term, medium-term, and long-term plans for electrification, including infrastructure upgrades, funding schedules, and public input periods. These plans must prioritize environmental justice communities for future electrification and align with the state’s greenhouse gas reduction targets.
passed · Massachusetts · House Apr 21, 2026

H 4035: An Act authorizing the city of Somerville to establish a net zero emissions standard for new constructed buildings and major renovation projects

By Representative Barber of Somerville, a petition (accompanied by bill, House, No. 4035) of Christine P. Barber, Erika Uyterhoeven and Mike Connolly (with the approval of the mayor and city council) that the city of Somerville be authorized to establish a net zero emissions standard for zoning of new constructed buildings and major renovation projects. Municipalities and Regional Government. [Local Approval Received.]
passed · Massachusetts · Senate Dec 4, 2025

S 2263: An Act relative to the clean heat standard

By Mr. Driscoll, a petition (accompanied by bill, Senate, No. 2263) of William J. Driscoll, Jr. for legislation relative to the clean heat standard and reducing greenhouse gas emmissions. Telecommunications, Utilities and Energy.
Sub-Topics Climate Change
Showing 11 to 20 of 71 bills
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