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Sierra Club v. United States Environmental Protection Agency
The Sixth Circuit granted a petition to review EPA's removal of an air nuisance rule from Ohio's SIP. Environmental groups and individuals argued that EPA violated the CAA and APA in removing the rule. EPA moved to remand without vacatur to review its removal of the rule. The court found that vacatu...
Calumet Shreveport Refining, L.L.C. v. United States Environmental Protection Agency
The Fifth Circuit granted small refiners' motion to stay certain compliance obligations under the CAA pending appeal of EPA's decision denying their requested hardship exemptions from the Act's Renewable Fuel Standard obligations. The refiners argued EPA's late 2021 interpretation of CAA provisions ...