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’...
U.S. and Pennsylvania Chambers urge Supreme Court to review a Third Circuit opinion that disrupts 70 years of interstate pipeline law and practice. The Natural Gas Act authorizes FERC approved...
Texas Supreme Court affirms that parties can conclusively negate the formation of a partnership under Texas’ de facto partnership law through contractual conditions precedent. The U.S. Chamber...
U.S. Chamber files coalition amicus brief urging Fifth Circuit to decertify class in environmental mass-tort litigation and affirm that full Daubert review applies to expert testimony...
U.S. Chamber files amicus brief arguing that the Fifth Circuit should correct the district court’s improper application of the federal officer removal statute, which permits removal of a case from...
First Circuit certifies state law issues to Maine Supreme Court. The U.S. Chamber filed an amicus brief in support of constitutional challenges to municipal ordinance banning use of pipelines to...
Appellants file joint motion for voluntary dismissal in litigation over the Obama administration’s 2015 Waters of the United States (WOTUS) rule. After the Trump administration’s rule rescinding...
U.S. Chamber files amicus brief in public-nuisance case against energy companies urging First Circuit to reverse district court’s remand order and accept federal jurisdiction.
Ninth Circuit grants EPA’s request for voluntary remand of certain provisions of its Risk Prioritization Rule. The Chamber and aligned business groups intervened supporting EPA’s request.
Ninth Circuit partially rejects challenges to EPA’s TSCA risk evaluation rule, holding that the petitioners lacked standing to challenge certain provisions of the rule; but the court vacated other...
