This series of posts seeks to identify legal questions that can add definition and value to the good work that sustainability teams are doing. Our last post focused on the applicability of the climate-related financial...more
The California Air Resources Board (CARB), the agency tasked with enforcing the state’s climate disclosure rules, published guidance this Wednesday on how companies can comply with Senate Bills 253 and 261 (which govern...more
On July 9, 2025, the California Air Resources Board (CARB) released a series of frequently asked questions (FAQs) related to its efforts to implement California’s landmark climate disclosure laws, SB 253 (requiring reporting...more
The California Air Resources Board (CARB) has published seven pages of FAQs on California’s corporate greenhouse gas reporting and climate-related financial risk disclosure programs. These disclosure requirements are...more
On July 9, 2025, the California Air Resources Board (CARB) released a set of Frequently Asked Questions related to regulatory development and initial reporting obligations under SB 253 and SB 261. ...more
California is often the vanguard of climate-related policies and programs. From legislation requiring the state to reduce overall greenhouse gas (GHG) emissions and procure electricity from renewable and carbon-free sources...more
On May 29, 2025, a virtual public workshop held by the California Air Resources Board ("CARB") offered direction on how it interprets certain elements of California's climate disclosure laws. While CARB has a July 1, 2025,...more
The California Air Resources Board (CARB) will host a virtual public workshop on May 29, 2025, to begin formal discussions on developing the state's new Corporate Greenhouse Gas Reporting and Climate-Related Financial Risk...more
In the face of the Trump administration’s hostility toward California’s Clean Air Act waivers in general, CARB withdrew its request to EPA for a waiver for the Advanced Clean Fleets (ACF) regulation on January 13, 2025....more
Companies following the ongoing legal challenge to California’s climate disclosure laws in hopes that the court would strike down or limit the scope of these laws will be disappointed by the order issued by the U.S. District...more
In December, the California Air Resources Board (CARB) took noteworthy steps to implement California legislation requiring large companies that “do business in California” to report greenhouse gas (GHG) emissions and disclose...more
On December 5, 2024, the California Air Resources Board (CARB) issued an Enforcement Notice regarding the Climate Corporate Data Accountability Act (SB 253), which will require companies “doing business” in California to...more
Seyfarth Synopsis: As discussed in our prior legal update available here, in 2023, California enacted two laws that mandate certain climate-related emissions disclosures and financial risk reporting for thousands of public...more
The California legislature continues to press forward with the implementation of two of the state's sweeping climate disclosure laws after a proposal to delay the implementation dates by the governor failed to be considered...more
Our Environment, Land Use & Natural Resources Group explains how – if approved by the governor – the deadline to set precise compliance dates for the Climate Corporate Data Accountability Act (CCDAA) and Climate-Related...more
California Governor Gavin Newsom signed two landmark bills into law on October 7, imposing stringent new requirements on large companies doing business in California to publicly report their annual greenhouse gas (GHG)...more
Proposed legislation currently in the California Senate seeking to impose new reporting requirements for emissions arrives as the U.S. Securities and Exchange Commission (SEC) is considering climate-related public company...more
CARB Finalizes Amendments to At-Berth Vessel Rules - On August 27, 2020, the California Air Resources Board (CARB) adopted new emission reductions requirements for At-Berth Vessels. These regulations will require...more
CARB Developing Revisions to Commercial Harbor Craft Regulations - The California Air Resources Board (CARB) is in the process of developing revisions to regulations that are applicable to commercial harbor craft in...more