Forum
U.S. Court of Appeals for the D.C. Circuit
Case Status
Decided
Docket Number
Oral Argument Date
October 07, 2019
Case Updates
D.C. Circuit holds that EPA memorandum on significant impact levels (SILs) for ozone is not final agency action subject to review under the Clean Air Act and dismisses environmental NGOs’ challenges to EPA’s memorandum
April 07, 2020
Click here to view the opinion.
U.S. Chamber files coalition brief as intervenor in support of EPA’s guidance establishing significant impact limits for the NAAQS program
April 15, 2019
Click here to view the Chamber’s coalition brief. The Chamber’s brief argues that the EPA’s guidance is not contrary to the Clean Air Act and is neither arbitrary nor capricious.
U.S. Chamber and business groups move to intervene to defend EPA guidance document clarifying and improving process for analyzing emissions during PSD permitting
July 18, 2018
Click here to view the motion for leave to intervene, which was granted.
Makram B. Jaber, Lucinda Minton Langworthy, Felicia H. Barnes, Shannon S. Broome, and Charles H. Knauss of Hunton Andrews Kurth LLP served as co-counsel for the U.S. Chamber of Commerce on behalf of the U.S. Chamber Litigation Center.
Case Documents
- Opinion -- Sierra Club v. EPA (D.C. Circuit).pdf
- U.S. Chamber, et. al Motion to Intervene -- Sierra Club v. EPA (D.C. Circuit).pdf
- Non-Binding Statement of Issues to be Raised -- Sierra Club v. EPA (D.C. Circuit).pdf
- Proof Opening Brief of Petitioner Sierra Club -- Sierra Club v. EPA (D.C. Circuit).pdf
- Addendum to Proof Opening Brief of Petitioner Sierra Club -- Sierra Club v. EPA (D.C. Circuit).pdf
- U.S. Chamber Intervenor Brief -- Sierra Club v. EPA (D.C. Circuit).pdf
- Petitioner Reply Brief -- Sierra Club v. EPA (D.C. Circuit)
- Final Intervenor-Respondents' Brief -- Sierra Club v. EPA (D.C. Circuit)
- Petioners Opening Brief -- Sierra Club v. EPA (D.C. Circuit).pdf
- Petioner's Reply Brief -- Sierra Club v. EPA (D.C. Circuit).pdf
- Respondents' Brief -- Sierra Club v. EPA (D.C. Circuit).pdf
- API Amicus Brief -- Sierra Club v. EPA (D.C. Circuit).pdf