Issue · Environment

Environment (Climate Change)

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

Total bills
69
2025-2026 Regular Session
Top supporter
Diane Papan
100% support rate
Top opponent
Joshua Hoover
0% support rate
Ranked legislators
10
5 support · 5 oppose
Key legislators

Who's moving climate change in California

Legislators moving climate change in California
Legislator Party Stance Support rate Votes
Diane Papan
Diane Papan House · District 21
D
Strong +
100% 18
Lisa Calderon
Lisa Calderon House · District 56
D
Strong +
100% 17
Patrick Ahrens
Patrick Ahrens House · District 26
D
Strong +
100% 13
Maggy Krell
Maggy Krell House · District 6
D
Strong +
100% 11
Henry Stern
Henry Stern Senate · District 27
D
Strong +
100% 9
Joshua Hoover
Joshua Hoover House · District 7
R
Strong −
0% 16
Natasha Johnson
Natasha Johnson House · District 63
R
Strong −
0% 8
David Tangipa
David Tangipa House · District 8
R
Strong −
6% 18
Kate Sanchez
Kate Sanchez House · District 71
R
Strong −
7% 14
Kelly Seyarto
Kelly Seyarto Senate · District 32
R
Strong −
8% 13
Showing 31–40 of 69 bills

All environment bills

signed · California · Senate Sep 19, 2025

SB 840: Greenhouse gases: Greenhouse Gas Reduction Fund: studies.

The California Global Warming Solutions Act of 2006 requires the State Air Resources Board to adopt regulations for greenhouse gas emissions limits and emissions reduction measures to achieve the maximum technologically feasible and cost-effective reductions in greenhouse gas emissions in furtherance of achieving the statewide greenhouse gas emissions limit, as defined. The act authorizes the state board to revise regulations or adopt additional regulations to further the act. The act authorizes that state board to include in those regulations the use of a market-based compliance mechanism to comply with those regulations. Existing law requires the state board, in regulations implementing the market-based compliance mechanism to, among other things, establish limits on the use of offset credits as a means for a covered entity to meet its compliance obligations. Existing law requires moneys collected by the state board from the auction or sale of allowances as part of a market-based compliance mechanism to be deposited in the Greenhouse Gas Reduction Fund and continuously appropriates a portion of the moneys in the fund for various purposes. This bill would state the intent of the Legislature to direct specific percentages of the revenues deposited into the Greenhouse Gas Reduction Fund to individual funds dedicated to funding clean transportation, housing and community investment, clean air and water, wildfire prevention and resilience, agriculture, clean energy, and climate-focused innovation. The bill would make the continuous appropriations from the fund inoperative on July 1, 2026. The bill would, beginning with the 2026–27 fiscal year, allocate moneys in the fund in a specified priority and would continuously appropriate a certain amount of moneys in the fund for certain purposes. This bill would require the state board, no later than December 31, 2026, to conduct a study and report to the Legislature evaluating and making recommendations on the use of offsets. The bill would require the state board, no later than January 1, 2029, to update all existing compliance offset protocols to reflect the best available science. The bill would require the state board, no later than January 1, 2034, and every 5 years thereafter, to evaluate all compliance offset protocols and to consider whether updates are necessary to ensure the protocols reflect the best available science. This bill would declare that it is to take effect immediately as an urgency statute.
vetoed · California · Senate Mar 2, 2026

SB 224: Department of Water Resources: water supply forecasting.

Existing law requires the Department of Water Resources to gather and correlate information and data pertinent to an annual forecast of seasonal water crop. Existing law also requires the department to update every 5 years the plan for the orderly and coordinated control, protection, conservation, development, and use of the water resources of the state, which is known as "The California Water Plan." This bill would require the department, on or before January 1, 2027, to update its water supply forecasting models and procedures to address the effects of climate change and implement a formal policy and procedures for documenting the department's operational plans and the department's rationale for its operating procedures, including the department's rationale for water releases from reservoirs. The bill would also require the department to establish, and publish on the department's internet website, the specific criteria that it will employ to determine when its updated water supply forecasting model has demonstrated sufficient predictive capability to be ready for use in each of the watersheds. The bill would require the department, on or before January 1, 2028, and annually thereafter, to prepare and submit to the Legislature a report on its progress toward implementing the new forecasting model and to post the report on the department's internet website. The bill would also require the department, on or before January 1, 2028, and annually thereafter, to prepare and submit to the Legislature a report that explains the rationale for the department's operating procedures specific to the previous water year.
Sub-Topics Climate Change
vetoed · California · Senate Mar 2, 2026

SB 647: Energy: Equitable Building Decarbonization Program: Low-Income Oversight Board: membership.

Existing law requires the State Energy Resources Conservation and Development Commission (Energy Commission) to establish the Equitable Building Decarbonization Program that includes the direct install program and the statewide incentive program for low-carbon building technologies, as provided. This bill would require the Energy Commission to establish a mechanism to notify applicants to the Equitable Building Decarbonization Program that they may also be eligible for building energy efficiency and decarbonization incentives authorized by the Public Utilities Commission (PUC) . Existing law vests the PUC with regulatory authority over public utilities, including electrical corporations and gas corporations. Existing law establishes an 11-member Low-Income Oversight Board to advise the PUC on low-income electrical, gas, and water customer issues, as specified. This bill would add to the Low-Income Oversight Board a member to be selected by the Executive Director of the Energy Commission.
failed · California · Assembly Feb 2, 2026

AB 1236: Insurance: Climate and Sustainability Insurance and Risk Reduction Grant Program.

Existing law establishes the Department of Insurance, headed by the Insurance Commissioner, and provides for the powers and duties of the commissioner. Existing law requires the commissioner to convene a working group to identify, assess, and recommend risk transfer market mechanisms that promote investment in natural infrastructure to reduce the risks of climate change related to catastrophic events, create incentives for investment in natural infrastructure to reduce risks to communities, and provide mitigation incentives for private investment in natural lands to lessen exposure and reduce climate risks to public safety, property, utilities, and infrastructure. This bill would require the department to establish and administer the Climate and Sustainability Insurance and Risk Reduction Grant Program, to be funded upon appropriation by the Legislature, for the purpose of achieving specified goals, including developing proofs of concept that expand insurance options and testing community-purchased insurance to reduce overall insurance costs, as specified. The bill would require the department to report to the Senate Committee on Insurance and the Assembly Committee on Insurance on program results on or before January 1, 2029, and on or before January 1 every 3 years thereafter. The bill would repeal these provisions on January 1, 2035.
Sub-Topics Climate Change
signed · California · Senate Oct 13, 2025

SB 695: Transportation: climate resiliency: projects of statewide and regional significance.

Existing law establishes the State Transportation Infrastructure Climate Adaptation Program, administered by the Department of Transportation, for purposes of planning, developing, and implementing projects adapting state transportation infrastructure to climate change. Existing law requires the department, in consultation with, among others, the Transportation Agency and the California Transportation Commission, to develop a program of its top priority climate adaptation projects and to submit projects in this program to the commission for adoption. Existing law requires the department, in developing the program of projects, to consider specified criteria, including, but not limited to, the benefits of the project to preserving or enhancing regional or statewide mobility, economy, goods movement, and safety, and other benefits associated with protecting the asset. This bill would require the department, in consultation with the commission and the agency, and on or before July 1, 2026, and annually thereafter, to create a prioritized list of projects of statewide and regional significance, as defined, to better prepare the state for extreme weather-related events, with priority based on specified criteria. The bill would require the department, on or before January 1, 2027, and annually thereafter, to submit to the Legislature a report containing the prioritized list of projects.
Sub-Topics Climate Change Freight
failed · California · Assembly Feb 2, 2026

AB 1352: Community air protection programs: financial support.

The California Global Warming Solutions Act of 2006 designates the State Air Resources Board as the state agency charged with monitoring and regulating sources of emissions of greenhouse gases. The act authorizes the state board to include in its regulation of those emissions the use of market-based compliance mechanisms. Existing law requires all moneys, except for fines and penalties, collected by the state board from the auction or sale of allowances as part of a market-based compliance mechanism to be deposited in the Greenhouse Gas Reduction Fund. Existing law continuously appropriates portions of the fund for various purposes. Existing law requires the state board to implement various programs to improve air quality, including air monitoring programs, grant programs, community emissions reduction programs, programs to reduce mobile and stationary sources of criteria air pollutants or toxic air contaminants, and various incentive programs to purchase or retrofit vehicles that meet specified criteria. This bill would continuously appropriate 10% of the annual proceeds of the fund to the state board to provide funding for purposes of awarding grants, providing technical assistance, supporting community participation, and offering incentives in connection with specified programs to improve air quality, thereby making an appropriation.
failed · California · Senate Feb 2, 2026

SB 377: Biomethane procurement targets.

Existing law vests the Public Utilities Commission with regulatory authority over public utilities, including gas corporations. Existing law requires the commission, in consultation with the State Air Resources Board, to consider adopting specific biomethane procurement targets or goals for each gas corporation and core transport agent, as specified. Existing law requires, if the commission adopts specific biomethane procurement targets or goals for each gas corporation and core transport agent, the commission to, among other things, ensure that the biomethane available for any procurement program is either delivered to California through a dedicated pipeline, or through a common carrier pipeline and meets 2 specified requirements related to the injection of the biomethane and specified environmental benefits, as prescribed. This bill would instead require that biomethane delivered to California through a common carrier pipeline meet either of the specified requirements, rather than both. The bill would also add the displacement of conventional natural gas that results in a reduction in greenhouse gas emissions as one of the specified environmental benefits, as specified. Existing law requires the commission to consider options to promote the in-state production and distribution of biomethane, including whether to allow recovery in rates of the costs of investments to (1) facilitate direct investment in the procurement and installation of utility infrastructure necessary to achieve interconnection between the natural gas transmission and distribution pipeline network and biomethane generation and collection equipment and of gathering lines for a dairy cluster biomethane project, (2) provide for the installation of utility infrastructure to achieve interconnection with facilities that generate biomethane, and (3) ensure that these investments for infrastructure are prudent and reasonable and provide a direct benefit to, and are in the interests of, all classes of ratepayers. This bill would require, on or before June 1, 2026, the commission to allow recovery in rates of the costs of those investments. Under existing law, a violation of the Public Utilities Act or an order, decision, rule, direction, demand, or requirement of the commission is a crime. Because the provisions of this bill would be part of the act and because a violation of a commission action implementing its requirements would be a crime, the bill would impose a state-mandated local program. The California Constitution requires the state to reimburse local agencies and school districts for certain costs mandated by the state. Statutory provisions establish procedures for making that reimbursement. This bill would provide that no reimbursement is required by this act for a specified reason.
passed both · California · Assembly Aug 27, 2026

AB 643: Climate change: short-lived climate pollutants: organic waste reduction.

Existing law establishes methane emissions reduction goals that include a target to reduce landfill disposal of organics by 75% of the 2014 level of the statewide disposal of organic waste by 2025. Existing law requires the Department of Resources Recycling and Recovery, in consultation with the State Air Resources Board, to adopt regulations to achieve the organic waste reduction goals. Existing law authorizes a local jurisdiction to count specified recovered organic waste products towards up to 10% of its recovered organic waste procurement target. This bill would additionally authorize a local jurisdiction to count a beneficial agricultural amendment derived from organic waste that may include biosolids towards up to that 10% of its recovered organic waste procurement target if the material meets the requirements to be deemed to constitute a reduction in landfill disposal, the material is registered or approved for end use as a fertilizing material by the Department of Food and Agriculture, and the material is not derived from, or processed using, specified activities relating to the final deposition or management of solid waste, as provided. The bill would require the amount of the procured materials to be calculated using the dry weight of the materials. Existing law authorizes a local jurisdiction to count compost produced and procured from specified compost operations towards its recovered organic waste procurement target, including, under specified conditions, operations composting green material, agricultural material, food material, and vegetative food material if the total amount of feedstock and compost onsite at any one time does not exceed 100 cubic yards and 750 square feet. This bill would repeal that authorization, but would instead authorize a local jurisdiction to count towards its procurement target compost produced and procured from certain composting operations, including the composting of green material, agricultural material, food material, and vegetative food material if the total amount of feedstock and compost onsite at any one time does not exceed either 200 cubic yards or, for a composting activity owned by a public agency, as defined, 500 cubic yards, amounts that may be increased by regulation, as specified.
failed · California · Senate Feb 2, 2026

SB 94: Transportation funding: Greenhouse Gas Reduction Fund: Motor Vehicle Fuel Account.

The California Global Warming Solutions Act of 2006 designates the State Air Resources Board as the state agency charged with monitoring and regulating sources of emissions of greenhouse gases. The act authorizes the state board to include in its regulation of those emissions the use of market-based compliance mechanisms. Existing law requires all moneys, except for fines and penalties, collected by the state board from the auction or sale of allowances as part of a market-based compliance mechanism to be deposited in the Greenhouse Gas Reduction Fund. Existing law continuously appropriates 25% of the annual proceeds of the fund to the High-Speed Rail Authority for certain purposes, as specified. This bill would eliminate the continuous appropriation of 25% of the annual proceeds of the Greenhouse Gas Reduction Fund to the High-Speed Rail Authority on June 30, 2026. The bill, beginning with the 2026–27 fiscal year, and until December 31, 2030, would require 25% of the annual proceeds of the Greenhouse Gas Reduction Fund to be transferred to the Motor Vehicle Fuel Account. Existing law, the Motor Vehicle Fuel Tax Law, imposes a tax upon each gallon of motor vehicle fuel removed from a refinery or terminal rack in this state, entered into this state, or sold in this state, at a specified rate per gallon. Existing law provides that amounts received pursuant to the Motor Vehicle Fuel Tax Law are deposited into the Motor Vehicle Fuel Account in the Transportation Tax Fund. Existing law transfers the portions of those motor vehicle fuel tax revenues attributable to various off-highway uses of motor vehicle fuel to specified funds and transfers the remaining revenues to the Highway Users Tax Account for allocation to various state and local transportation purposes consistent with the expenditure restrictions imposed by Article XIX of the California Constitution on excise tax revenues from fuels used in motor vehicles on the highway. This bill, beginning July 1, 2026, and before January 1, 2031, would reduce the rate of the tax imposed upon each gallon of fuel by a specified percentage based annually on the amount transferred to the Motor Vehicle Fuel Account from the Greenhouse Gas Reduction Fund. By transferring moneys to a continuously appropriated account, this bill would make an appropriation.
failed · California · Assembly Feb 2, 2026

AB 314: Affordable Housing and Sustainable Communities Program: project eligibility.

Existing law requires the Strategic Growth Council to develop and administer the Affordable Housing and Sustainable Communities Program to reduce greenhouse gas emissions through projects that implement land use, housing, transportation, and agricultural land preservation practices to support infill and compact development, and that support other related and coordinated public policy objectives. Existing law specifies the types of projects eligible for funding under the program, including, among others, transit capital projects, active transportation capital projects, and transit-oriented development projects, as provided. This bill would expressly include certain transit capital projects and transit-oriented development projects near planned high-speed rail stations that meet specific criteria as eligible for funding under the program.
Showing 31 to 40 of 69 bills
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