Case Updates
D.C. Circuit leaves 2008 ozone air quality standards intact
July 23, 2013
With respect to the primary NAAQS, the court rejected arguments that the 2008 ozone standards were either too strict or too lax.
Case Documents
- Ozone NAAQS Litigation Group, et al. v. EPA (Petition for Review).pdf
- OIRA Letter Ordering EPA to Rescind Reconsideration.pdf
- Petitioner Brief (CA Air Resources Board et al.) - filed 4.17.12.pdf
- Petitioner Brief (American Lung Assoc. et al.) - filed 4.17.12.pdf
- Joint Opening Brief of State of Miss. and Industry Petitioners -- State of Miss. v. EPA (filed 4.17.12).pdf
- Corrected Amicus Brief for Petitioenr (Province of Ontario) -- State of Miss. v. EPA (filed 5.01.12).pdf
- Proof Brief for Enviornmental Intervenors -- State of Miss. v. EPA (filed 7.23.12).pdf
- Joint Brief of Industry Intervenors Ozone NAAQS Litigation Group -- State of Miss. v. EPA (filed 7.23.12).pdf
- Final Proof Brief of Enviornmental Petitioners (American Lung Assoc. et al.) -- State of Miss. v. EPA - filed 8.13.12.pdf
- Joint Reply Brief of State of Miss. & Industry Petitioners -- State of Miss. v. EPA (filed 8.13.12).pdf
- Reply Brief of State Petitioners -- State of Miss. v. EPA (filed 8.13.12).pdf
- Joint Brief of Industry Intervenors Ozone NAAQS Litigation Group -- State of Miss. v. EPA (filed 8.24.12).pdf
- Joint Opening Brief of State of Miss. and Industry Petitioners -- State of Miss. v. EPA (filed 8.24.12).pdf
- Joint Reply Brief of State of Miss. & Industry Petitioners -- State of Miss. v. EPA (filed 8.24.12).pdf
- Final Reply Brief of Petitioners -- State of Miss. v. EPA (filed 8.27.12).pdf
- EPA Final Brief -- State of Miss. v. EPA (filed 8.27.12).pdf
- Final Reply Brief of State Petitioners -- State of Miss. v. EPA (filed 8.27.12).pdf
- Final Brief for Enviornmental Intervenors -- State of Miss. v. EPA (filed 8.27.12).pdf
- Unopposed Motion & Appendix of CA Air Resources Board to supplement appendix -- State of Miss. v. EPA (filed 08.27.12).pdf
- Oral Argument Announcement (held 11.16.12).pdf
- Opinion - State of Miss. v. EPA (DC Circuit).pdf
- Litigation Amended Opinion -- Ozone NAAQS Litigation Group, et al. v. EPA ( filed 12.11.13 ).pdf