News & Analysis as of

Comment Period Proposed Rules Environmental Protection Agency (EPA)

Vorys, Sater, Seymour and Pease LLP

TSCA Section 6(a) Risk Evaluation Rules Update: Reconsideration of the PCE Rule

The US EPA reopened its TSCA Section 6(a) rule for Perchloroethylene (PCE) on July 30, 2025. The agency is seeking public comment as part of its reconsideration of the rule until August 29, 2025. In addition to the potential...more

Holland & Knight LLP

Up in the Air: EPA Opens Comment on Repealing Endangerment Finding, Motor Vehicle GHG Rules

Holland & Knight LLP on

The U.S. Environmental Protection Agency (EPA) on Aug. 1, 2025, published a proposal to repeal all greenhouse gas (GHG) emission standards for light-duty, medium-duty, and heavy-duty vehicles and engines from model year 2012...more

King & Spalding

Developments in Class VI Delegation: Arizona and Texas Await Final Rules

King & Spalding on

On August 1, EPA’s comment period on its proposal to grant Texas “primacy” over permitting and enforcement of Class VI underground injection wells closed, marking another milestone in the expansion of state-managed Carbon...more

ArentFox Schiff

EPA Proposes Repeal of 2009 Endangerment Finding Impacting Greenhouse Gas Regulations

ArentFox Schiff on

On July 29, the US Environmental Protection Agency (EPA) announced a proposal to rescind its 2009 Endangerment Finding....more

Bergeson & Campbell, P.C.

EPA Seeks Comment as It Reconsiders PCE Risk Management Rule

The U.S. Environmental Protection Agency (EPA) announced on July 30, 2025, that it seeks public comment to inform its reconsideration of the Toxic Substances Control Act (TSCA) regulation for perchloroethylene (PCE). 90 Fed....more

Beveridge & Diamond PC

EPA Proposes to Rescind Greenhouse Gas Endangerment Finding and Associated Motor Vehicle and Engine Emission Standards

Key Takeaways - What Happened? On July 29, 2025, the U.S. Environmental Protection Agency (EPA) published a proposed rule to rescind the 2009 Greenhouse Gas (GHG) Endangerment Finding (“Endangerment and Cause or Contribute...more

Haynes Boone

EPA Proposes Repeal of Legal Foundation for Greenhouse Gas Rules

Haynes Boone on

The U.S. Environmental Protection Agency (EPA) has proposed a major shift in regulatory policy—to rescind the agency’s 2009 “Endangerment Finding” and to repeal all resulting emission standards for new motor vehicles and...more

Jones Day

EPA Initiates Rulemaking to Eliminate the 2009 GHG Endangerment Finding

Jones Day on

The U.S. Environmental Protection Agency ("EPA") proposes rescission of the 2009 Endangerment Finding, which underpins greenhouse gas regulation under the Clean Air Act....more

Jones Day

EPA Proposes Repeal of 2024 Mercury and Air Toxics Standards Amendments

Jones Day on

On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") announced a proposed rule to repeal key amendments to the 2024 Mercury and Air Toxics Standards ("MATS") for coal- and oil-fired electric utility steam...more

Jones Day

EPA Proposes Repeal of Greenhouse Gas Standards for Power Plants

Jones Day on

On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") issued a proposed rule to repeal all greenhouse gas ("GHG") emissions standards for fossil fuel-fired electric generating units ("EGUs") under § 111 of the...more

Holland & Knight LLP

EPA Proposes 2026-2027 Renewable Fuel Standard Volume Mandates

Holland & Knight LLP on

The U.S. Environmental Protection Agency (EPA) on June 13, 2025, issued a proposed rule, "Renewable Fuel Standard (RFS) Program: Standards for 2026 and 2027, Partial Waiver of 2025 Cellulosic Biofuel Volume Requirement, and...more

Bergeson & Campbell, P.C.

EPA Proposes RFS Standards for 2026 and 2027, Will Hold Hearing on July 8, 2025

The Clean Air Act (CAA) requires the U.S. Environmental Protection Agency (EPA) to determine the applicable volume requirements for the Renewable Fuel Standard (RFS) for years after those specified in the statute. On June 17,...more

Latham & Watkins LLP

EPA Proposes Granting Arizona Primacy for All Classes of Injection Wells

Latham & Watkins LLP on

The proposal could accelerate the permitting process for projects in the state, including carbon capture and storage (CCS) projects....more

Bergeson & Campbell, P.C.

EPA Proposes to Extend Certain Compliance Deadlines to Ensure Lab Compliance with Final Methylene Chloride Risk Management Rule

On May 20, 2025, the U.S. Environmental Protection Agency (EPA) released a proposed rule that would extend certain compliance dates in the final risk management rule for methylene chloride under the Toxic Substances Control...more

Farella Braun + Martel LLP

Comment Period Extended Again for Federal PFOA/PFOS Risk Assessment for Sewage Sludge Applied to Agricultural Land as Fertilizer

Interested parties — including businesses raising crops or animals on agricultural and ranch lands potentially impacted by PFAS in groundwater; entities operating wastewater treatment plants (WWTPs); and related interest...more

Williams Mullen

Drumming Up a Change? EPA’s Review of the RCRA “Empties” Rule and Its Impact on Generators and the Drum Reconditioning Industry

Williams Mullen on

EPA recently initiated a rulemaking process aimed at reviewing how empty industrial drums are regulated under the Resource Conservation and Recovery Act (RCRA). This is a move which could have significant implications for...more

Best Best & Krieger LLP

EPA Seeks Public Input on WOTUS Implementation Post-Sackett Ruling

On March 24, 2025, the Environmental Protection Agency (EPA) published plans to seek stakeholder input on implementing a new definition of “waters of the United States” (WOTUS) under the Clean Water Act (CWA). The EPA’s goal...more

Goldberg Segalla

Update RE: EPA’s Proposed PFAS Rule Comment Period

Goldberg Segalla on

In 2024, the EPA proposed a PFAS rule with a January 17, 2025, comment deadline in response to questions from the industry regarding the effective date of supplier notifications for mixtures or trade name products containing...more

Bergeson & Campbell, P.C.

EPA Reopens, Extends Comment Periods for Proposed PFAS Rule and Notices

On February 21, 2025, the U.S. Environmental Protection Agency (EPA) extended the comment deadline for the January 17, 2025, proposed rule to clarify the timeframe for when companies must first notify a customer that one of...more

Holland & Knight LLP

A Little Breathing Room for Product Importers: EPA Extends TSCA 8(a)(7) Reporting Deadline

Holland & Knight LLP on

While product importers were spending the summer poring over the Instructions for Reporting PFAS Under TSCA Section 8(a)(7) (May 2024), the U.S. Environmental Protection Agency (EPA) was working on a Direct Final Rule and...more

Kelley Drye & Warren LLP

EPA Extends RCRA ​“Hazardous Constituents” Proposal to Nine PFAS

On January 31, 2024, the United States Environmental Protection Agency (“EPA” or ​“the Agency”) issued a proposal to amend Resource Conservation and Recovery Act (“RCRA”) regulations to include nine specific per- and...more

Goldberg Segalla

Next On EPA’s Chopping Block: Trichloroethylene

Goldberg Segalla on

The Environmental Protection Agency has proposed a risk management rule as part of the Toxic Substances Control Act (TSCA) that would ban the production, processing and distribution of trichloroethylene (TCE) for all uses....more

Vinson & Elkins LLP

Proposed Sustainable Procurement Revisions to the Federal Acquisition Regulation

Vinson & Elkins LLP on

As part of its Federal Sustainability Plan, the Biden administration has issued a proposed rule that would revise the Federal Acquisition Regulation (“FAR”) to incentivize federal government buyers to prioritize the...more

Morrison & Foerster LLP - Government...

Proposed Sustainable Procurement Rule Would Streamline Existing Environmental Regulations And Clarify FAR Part 23

The Federal Acquisition Regulation (FAR) Council published on August 3, 2023, a proposed “Sustainable Procurement” rule that reorganizes FAR Part 23 for clarity, moves subparts unrelated to sustainability or material safety...more

Foley Hoag LLP - Environmental Law

Proposed NEPA Rules Address Climate Change, Environmental Justice, and Efficiency of Environmental Reviews

On July 28, 2023, the Council on Environmental Quality (CEQ) proposed reforms to the National Environmental Policy Act (NEPA) regulations governing how federal agencies review the environmental effects of major federal...more

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