News & Analysis as of

Climate Change California Air Resources Board

White & Case LLP

California Climate Disclosure Laws: CARB Refines Applicability, Deadlines, and Scope

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On August 21, 2025, the California Air Resources Board (“CARB”) held a public workshop providing updates on SB 253 (the Climate Corporate Data Accountability Act) and SB 261 (the Climate-related Financial Risk Act)....more

Vinson & Elkins LLP

CARB Hosts Public Workshop on California Climate Laws

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The California Air Resources Board (“CARB”) hosted a public workshop on August 21, 2025 to provide information on Senate Bills 253, 261 and 219 (the “California climate laws”) and solicit feedback from consumers and...more

Ropes & Gray LLP

California Air Resources Board Addresses the Who, What, How and When of California’s Corporate Climate Disclosure Laws at August...

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Yesterday, the California Air Resources Board held its second marathon virtual public workshop on California’s pending corporate climate disclosure laws. These laws will require subject companies to publicly report on...more

BCLP

California Climate Reporting Deadlines Loom After Denial of Preliminary Injunction

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For the thousands of companies potentially subject to California’s landmark climate reporting laws—the Climate Corporate Data Accountability Act (SB 253) and the Climate-Related Financial Risk Act (SB 261)—reporting has...more

Troutman Pepper Locke

Clarity on California’s Climate Disclosure Rules Could Be on the Horizon

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As the January 1, 2026, deadline to make the first required disclosure under California’s landmark climate laws approaches, the California Air Resources Board (CARB) has announced that it will host another virtual public...more

Wilson Sonsini Goodrich & Rosati

CARB to Host Public Workshop on Implementation of California Climate Disclosure Laws

On August 7, 2025, the California Air Resources Board (CARB) announced that it will hold a virtual public workshop on Thursday, August 21, 2025, from 9:30 a.m. to 12:30 p.m. Pacific Time “to support the development of...more

Latham & Watkins LLP

California Low Carbon Fuel Standard Amendments Take Effect

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On June 27, 2025, the California Office of Administrative Law (OAL) approved the amended Low Carbon Fuel Standard (LCFS) Regulation, submitted by the California Air Resources Board (CARB) to the OAL on May 16, 2025....more

Latham & Watkins LLP

Court Dismisses Portions of Lawsuit Against California Climate Disclosure Laws

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Supremacy Clause and Dormant Commerce Clause claims against SB 253 and SB 261 were dismissed, while claims under the First Amendment proceed to discovery....more

Vinson & Elkins LLP

Ongoing Legal Battle Over California’s Climate-Related Disclosure Laws: District Court Dismisses Supremacy Clause and...

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On February 3, 2025, the U.S. District Court for the Central District of California granted a partial motion to dismiss filed by the California Air Resources Board (“CARB”), dismissing the claims that SB 253 (the Climate...more

Allen Matkins

California Air Resources Board Solicits Input On California Greenhouse Gas Emissions Disclosure Laws

Allen Matkins on

I recently published a post questioning the legality of the California Air Resources Board's Enforcement Notice.  The California legislature charged CARB with the responsibility of implementing SB 253 (Wiener) and SB 261...more

Bass, Berry & Sims PLC

Motion for Summary Judgement Denied: Battle over California Climate Legislation Continues

Bass, Berry & Sims PLC on

Soon after California passed far-reaching climate legislation last year (referred to herein as SB 253 and SB 261; see our earlier blog post here and here for background), it was challenged in the U.S. District Court for the...more

Katten Muchin Rosenman LLP

SB 219 Makes Important Updates to California Climate Disclosure Regime

On September 27, 2024, California Governor Gavin Newsom signed Senate Bill 219 (SB 219) into law, making important changes to California's historic Climate Corporate Data Accountability Act (SB 253) and the Climate‐Related...more

Benesch

State Legislatures Confront California Vehicle Emissions Regulations

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Motor carriers and equipment manufacturers are closely watching federal and California Air Resources Board (CARB) developments in the future of vehicle emissions. The headline has long been that a transition from internal...more

Procopio, Cory, Hargreaves & Savitch LLP

The Legal and Practical Challenges of California's Advanced Clean Fleets Regulation

What are the top legal and practical concerns stemming from a key California climate-change initative, its Advanced Clean Fleets (ACF) rule that went into effect in October 2023? This initiative by the California Air...more

WilmerHale

First to the Finish Line: Governor Newsom Signs California’s Emissions Disclosure Law

WilmerHale on

On October 7, 2023, Governor Newsom signed into law California Senate Bill 253 (SB 253), the Climate Corporate Data Accountability Act. With the passage of SB 253, California takes the lead in implementing greenhouse gas...more

Mayer Brown Free Writings + Perspectives

New “Climate Reporting” Laws in California – Emissions and Climate-Related Financial Risk Disclosure Required

Two new bills have been passed in California as part of a “Climate Accountability Package” that require US-based companies “doing business”1 in California to make disclosures about their emissions and climate-related...more

Wilson Sonsini Goodrich & Rosati

California Legislature Passes Climate Bills

This week, the California legislature approved Senate Bill 253, the Climate Corporate Data Accountability Act (SB 253), and Senate Bill 261, Greenhouse gases: climate-related financial risk (SB 261), which are headed to...more

Morgan Lewis

California Air Resources Board Finalizes 2022 Scoping Plan

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The California Air Resources Board approved its final 2022 Scoping Plan update on December 15, 2022. The plan is the most ambitious in the country in terms of proposed greenhouse gas reduction efforts, chiefly aiming to reach...more

Akin Gump Strauss Hauer & Feld LLP

This Week’s Climate Policy Update - December 2022 #3

Sen. Joe Manchin’s (D-WV) permitting reform hit the end of the road, failing with a vote of 47-47—however, Senate Democrats and Republicans signaled interest in addressing permitting approval in the new Congress....more

Greenberg Glusker LLP

California Air Resources Board Approves 2022 Scoping Plan

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As we reported previously, the California Air Resources Board (CARB) has taken a highly anticipated vote on its final proposed plan for addressing climate change. ...more

Greenberg Glusker LLP

Not Just Hot Air: California Ramps Up Climate Goals

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California is demonstrating that its promises on climate change are not just hot air; they’re a policy priority for the State that will require groundbreaking action. The California Air Resources Board (CARB) is rolling out...more

Akin Gump Strauss Hauer & Feld LLP

This Week’s Climate Policy Update - November 2022 #3

[co-author: Kerry Mackenzie and Leila Fleming] The Federal Acquisition Regulatory Council (FAR Council) released a proposed rule that would establish greenhouse gas emissions reporting requirements that would impact...more

Akin Gump Strauss Hauer & Feld LLP

This Week’s Climate Policy Update - July 2022 #4

[co-author: Leila Fleming] Good evening! This is Akin Gump’s weekly policy newsletter on climate change policy and regulatory developments, providing information on major climate policy headlines from this past week and...more

Akin Gump Strauss Hauer & Feld LLP

California Climate Disclosure Legislation Clears Critical Hurdles

Legislation to “prevent corporate greenwashing” by requiring major companies doing business in California to publicly disclose their scope 1, 2 and 3 greenhouse gas (GHG) emissions has cleared two critical committees....more

Akin Gump Strauss Hauer & Feld LLP

This Week’s Climate Policy Update - July 2022

[co-author: Leila Fleming] Supreme Court Restricts the EPA’s Authority to Mandate Carbon Emissions Reductions (NPR) - On Thursday, the Supreme Court invoked the “Major Questions Doctrine” in West Virginia v. EPA to...more

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