The Third Circuit denied an environmental group's petitions to review EPA's approval of certain air pollution control technology use at industrial facilities in Pennsylvania. The group argued EPA violated the CAA by focusing exclusively on emissions from those facilities instead of examining their i...
The Third Circuit vacated EPA's 2022 decision to reverse its prior determination and to require an oil refinery in the Virgin Islands to obtain a PSD permit before it can resume operations. The refinery owner petitioned for review, arguing EPA's application of its reactivation policy—under which a...
The D.C. Circuit denied a group of fuel refineries' petitions to review EPA's rule extending compliance reporting deadlines under the Renewable Fuel Standard program. The group argued the rule violated the CAA by providing obligated parties less than 13 months' compliance lead time—from EPA's anno...
In an en banc decision, the Eleventh Circuit vacated a panel opinion in a lawsuit concerning a Georgia resident's cancer following decades of using a weedkiller containing glyphosate. The resident argued the weedkiller's manufacturer knew or should have known its product was carcinogenic, but failed...
The D.C. Circuit denied petitions to review EPA's promulgation of a rule that regulates the emission of greenhouse gases from aircraft engines under CAA §231 by aligning domestic standards with those recently promulgated by the International Civil Aviation Organization (ICAO). Twelve states, the Di...
The D.C. Circuit granted in part and denied in part petitions to review EPA's revisions to designations promulgated in 2018 for northern Weld County, Colorado, and El Paso, Texas, as areas that had attained 2015 ozone pollution standards. The revised designations folded Weld County into the greater ...
The D.C. Circuit, in a split ruling, vacated certain provisions of EPA's rule phasing out the use of hydrofluorocarbons (HFCs). Two companies and three trade groups argued EPA exceeded its authority in issuing the rule and that the American Innovation and Manufacturing (AIM) Act, which directed the ...
In an unpublished order, the Fifth Circuit, 2-1, stayed EPA's disapproval of SIPs submitted by Texas and Louisiana following the Agency's 2015 revision to the ozone NAAQS. The states moved for a stay pending review of EPA's disapproval. The court found a stay was appropriate because the states made ...
A district court granted a plastics company's request to dismiss a lawsuit concerning its production of per- and polyfluoroalkyl substances (PFAS). Environmental groups argued the company violated TSCA and its implementing regulations by producing PFAS without appropriate EPA approvals. The company ...
A district court granted EPA's motion to dismiss nonprofit groups' challenge to the Agency's response to their TSCA petition requesting comprehensive health and environmental effects testing on 54 per- and polyfluoroalkyl substances (PFAS) manufactured by a company in North Carolina. EPA granted the...