Continue Reading CARB Advances SB 253 Rulemaking, Flags Key Issues for 2027 Emissions Reporting
On Feb. 26, 2026, the California Air Resources Board adopted its initial regulations implementing SB 253 and SB 261, the California Greenhouse Gas Reporting and Climate Financial Risk Disclosure Initial Regulation.
On Feb. 12, 2026, the U.S. Environmental Protection Agency (EPA) announced its final rule (published at 91 Fed. Reg. 7686) rescinding the 2009 Endangerment and Cause or Contribute Findings for Greenhouse Gases Under Section 202(a) of the Clean Air Act, 74 Fed. Reg. 66496 (Dec. 15, 2009) (Endangerment Finding) and all subsequent federal greenhouse gas (GHG) emission standards for vehicle and engine model years 2012 and onward that relied on the Endangerment Finding.
On December 1, 2025, the Department of Environmental Conservation (DEC) announced that it finalized regulations establishing a Mandatory Greenhouse Gas Reporting Program.
Continue Reading DEC Finalizes Mandatory Greenhouse Gas Reporting Program Regulations
Some companies that do business in California are facing rapidly approaching compliance deadlines under California’s climate disclosure laws, SB 253 and SB 261, the first of which will occur on
Continue Reading New California Climate Disclosure Law Deadlines Are Rapidly Approaching: Compliance Considerations for Companies
On Oct. 24, 2025, the New York Supreme Court, Albany County, issued a decision and order directing the New York State Department of Environmental Conservation to issue final regulations establishing economy-wide greenhouse gas emission (GHG) limits on or before Feb. 6, 2026.
Continue Reading Court Requires DEC to Promulgate Regulations in NYS Climate Regulation Case
In 2023, New York State amended its laws to require updates to New York State Uniform Fire Prevention and Building Code (Uniform Code) and the State Energy Conservation Construction Code
On Aug. 1, 2025, the U.S. Environmental Protection Agency (EPA) initiated a major climate policy shift by proposing to rescind its 2009 Endangerment Finding, which has been the basis of many regulatory efforts to reduce greenhouse gas emissions from both mobile and stationary sources.
Continue Reading A Turning Point for Greenhouse Gas Emissions Regulation: EPA Seeks to Repeal its Endangerment Finding
On June 11, 2025, EPA issued a proposed rule that repeals carbon pollution standards for new and reconstructed gas turbines and existing and modified coal and oil/gas-fired units.
On March 12, 2025, EPA Administrator Lee Zeldin announced the agency’s intention to reconsider 31 environmental regulations, describing the effort as the “single most impactful day of deregulation in EPA history.” While the scope of this initiative spans air, water, and climate regulations, the most consequential actions—legally and practically—center on a handful of cross-cutting programs and sector-specific rules.