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Appeals › Rulemaking Process › Hazardous Substances

Mitchell, Williams, Selig, Gates & Woodyard,...

Effluent Guidelines/Clean Water Act: Federal Appellate Court Addresses Argument that United States Environmental Protection Agency...

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The United States Court of Appeals for the Ninth Circuit (“Ninth Circuit”) addressed in a June 18th Opinion an issue involving the Clean Water Act Effluent Limit Guidelines (“ELGs”). See Waterkeeper Alliance, et al., v....more

Bergeson & Campbell, P.C.

EPA Will Extend Postponement of Effective Date of Certain Provisions of Final TCE Risk Management Rule

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The U.S. Environmental Protection Agency (EPA) provided on update on June 18, 2025, on the status of the December 2024 Toxic Substances Control Act (TSCA) risk management rule for trichloroethylene (TCE). According to EPA, it...more

Fox Rothschild LLP

Pause Continues in Litigation Over PFAS MCLs and Hazardous Substances Designation

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EPA has again obtained extensions of the stays in the litigation challenging the MCLs for six PFAS and the litigation challenging the hazardous substance designation for PFOS and PFOA. EPA requested the U.S. Court of...more

Farella Braun + Martel LLP

EPA Continues Reassessment of its 2024 Designation of PFOA and PFOS as CERCLA Hazardous Substances

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The EPA is continuing to reevaluate whether to change its position regarding the Biden administration’s 2024 listing of PFOA and PFOS as hazardous substances under CERCLA....more

Morrison & Foerster LLP - Class Dismissed

Tenth Circuit Denies Challenge to CPSC Rule Regulating High-Powered Magnets

Morrison & Foerster LLP - Class Dismissed on

The Tenth Circuit Court of Appeals denied a petition challenging a rule promulgated by the U.S. Consumer Product Safety Commission (CPSC) banning small, high-powered, separable magnets. Upholding CPSC’s rule, the Tenth...more

Fox Rothschild LLP

Litigation Over PFAS Designation as Hazardous Substances Remains on Hold

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On April 30, 2025, the U.S. Court of Appeals for the D.C. Circuit granted an additional 30-day abeyance in the challenge to EPA’s Final Rule designating Perfluorooctanoic Acid (PFOA) and Perfluorooctanesulfonic Acid (PFOS) as...more

Bergeson & Campbell, P.C.

Court Grants EPA’s Request for Abeyance, Denies EPA’s Request for Voluntary Remand in Challenge to Risk Evaluation Rule

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As reported in our March 31, 2025, blog item, on March 21, 2025, the U.S. Court of Appeals for the District of Columbia Circuit heard oral argument in a case challenging the U.S. Environmental Protection Agency’s (EPA) May 3,...more

Fisher Phillips

Is OSHA’s New Silica Rule Dust in the Wind? Likely Not. Court Rejects Several Challenges to the New Standard

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Nearly 2.3 million people in the United States work in jobs that expose them to silica. The Occupational Safety & Health Administration (OSHA) claims that more than 100,000 of those workers are engaged in “high risk jobs such...more

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