Greenhouse Gas

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.
Continue Reading EPA Launches Historic Deregulatory Initiative: Key Legal Risks and Strategic Takeaways

The U.S. Treasury Department has issued final regulations for clean hydrogen production tax credits, which may significantly impact the renewable energy sector. These regulations implement the Section 45V clean hydrogen…

Continue Reading Treasury Issues Final Guidance on Clean Hydrogen Production Tax Credit

On Oct. 14, 2024, California Gov. Gavin Newsom signed Assembly Bill X2-1 (ABX2-1) into law. The new law expands California Energy Commission (CEC) authority to adopt regulations requiring California refineries…

Continue Reading California Energy Commission Gains Authority to Regulate Refinery Transportation-Fuel Inventories

On July 30, 2024, the D.C. Circuit Court of Appeals in New Jersey Conservation Foundation, et al. v. FERC vacated FERC’s order approving Transcontinental Gas Pipe Line Company (Transco)’s Regional…

Continue Reading DC Circuit Remands and Vacates FERC’s Order Approving the Transco Project

The Internal Revenue Service (IRS) and U.S. Department of the Treasury (Treasury) issued proposed regulations, published in the Federal Register Dec. 26, 2023, applicable to clean hydrogen production facilities.…

Continue Reading Clean Hydrogen Tax Credits: IRS Releases Proposed Treasury Regulations

On Sept. 27, 2023, the New York State Department of Environmental Conservation (DEC) released a draft policy (DEP-23-1) to implement the environmental justice provisions of the Climate Leadership and Community…

Continue Reading New York Regulator Releases Draft Policy to Implement Environmental Justice Provisions of NY Climate Law

On Aug. 14, a trial judge in Montana issued findings of fact and conclusions of law after a bench trial in what has been called the Montana “Youth Climate Case.”…

Continue Reading The Montana ‘Youth Climate Case’ and the Pa. Environmental Rights Amendment

The Internal Revenue Service issued Notice 2023-18 establishing a program to allocate $10 billion of credits for qualified investments in eligible qualifying advanced energy projects under Internal Revenue Code Section…

Continue Reading IRS Establishes a Program to Allocate Credits to Qualifying Advanced Energy Projects