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Regulatory Agenda Proposed Rules Hazardous Substances

Jones Day

EPA Proposes Repeal of 2024 Mercury and Air Toxics Standards Amendments

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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

Frost Brown Todd

U.S. EPA Announces Retainment of MCLs for PFOA and PFOS and Intent to Rescind and Reconsider MCLs for Other PFAS

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The United States Environmental Protection Agency (U.S. EPA) announced today that it will keep the current Maximum Contaminant Levels (MCLs) set by the National Primary Drinking Water Regulations for perfluorooctanoic acid...more

Goldberg Segalla

EPA Announces List of Upcoming Agency Actions to Address PFAS

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The Environmental Protection Agency announced April 28 a list of upcoming agency actions to address Per- and Polyfluoroalkyl Substances (PFAS).  This week’s announcement provides a broad outline of EPA’s plans that centers...more

Beveridge & Diamond PC

EPA Administrator Zeldin Announces EPA’s PFAS Plan

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On April 28, 2025, after much anticipation, U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin outlined the agency’s plans to address Per- and Polyfluoroalkyl Substances (PFAS). Although the announcement...more

Pillsbury - PFAS Observer

EPA Proposes to Designate Nine PFAS Compounds as Hazardous Constituents, Seeks Industry Input

The clock is winding down on businesses interested in commenting on EPA’s proposal to designate nine per- and polyfluoroalkyl substances (PFAS) as hazardous constituents under the Resource Conservation and Recover Act (RCRA)....more

Latham & Watkins LLP

EPA Proposes New RCRA Rules With Significant Compliance Obligations

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The proposed rules would expand the RCRA Corrective Action regime to PFAS and potentially other emerging contaminants. They may complicate ongoing compliance efforts as well as lead to significant value chain impacts....more

Jones Day

EPA Proposes New Set of Rules to Regulate PFAS Under RCRA

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On February 8, 2024, the Environmental Protection Agency ("EPA") proposed two regulations that would add nine per- and polyfluoroalkyl substances ("PFAS") to the list of Resource Conservation and Recovery Act ("RCRA")...more

Jenner & Block

Environmental Regulations to Watch in 2024

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Several federal agencies, including the United States Environmental Protection Agency, Federal Trade Commission, Department of the Interior, and Securities and Exchange Commission, have a slew of pending environmental...more

Akerman LLP

EPA’s Proposed Rules Would Severely Limit PFAS Levels Permissible in Drinking Water

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Last month, the U.S. Environmental Protection Agency (EPA) published new proposed rules under the Safe Drinking Water Act that will severely limit the levels of certain substances of a man-made family of chemicals,...more

Jenner & Block

OMB Throws Potential Speed Bump in Front of U.S. EPA’s Efforts to Designate PFAS as CERCLA Hazardous Substances

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On August 12, 2022, the Office of Management and Budget (OMB) completed its review of U.S. EPA’s proposed rule to designate perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) as CERCLA hazardous...more

Miller Nash LLP

PFAS Roundup: A Brief Summary of the Standards Set by Western States for PFAS in the Environment

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Per- and polyfluoralkyl substances (PFAS) are everywhere. PFAS are a large group of chemicals that have been in use by a variety of industries since the 1940s for their ability to resist heat, oil, stains, grease, and water....more

Maron Marvel

U.S. EPA Takes Significant Step to Designate PFAS as CERCLA Hazardous Substance

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In October 2021, the United States Environmental Protection Agency (EPA) introduced its PFAS Strategic Roadmap, laying out the agency’s approach to PFAS regulation in the coming years. One of the most highly anticipated...more

Hogan Lovells

PHMSA proposes new rule authorizing the transport of LNG by rail

Hogan Lovells on

The U.S. Department of Transportation's (DOT) Pipeline and Hazardous Materials Safety Administration (PHMSA) published a notice of proposed rulemaking (NPRM) to authorize the transport of liquefied natural gas (LNG) by...more

Sullivan & Worcester

PFAS Regulatory Update

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As in previous postings, we discuss recent state regulatory initiatives aimed at addressing groundwater and drinking water contamination by per- and polyfluoroalkyl substances ("PFAS"). PFAS are a group of synthetic chemicals...more

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