Matthew X. Etchemendy

(D.C. Cir.) – In appeal concerning commercial disputes arising out of interstate natural gas pipeline interconnection, successfully briefed and argued case defending FERC’s dismissal of administrative complaints brought by multiple adverse parties

(D.C. Cir.) – Successfully briefed and argued case defending FERC dismissal of administrative complaint related to offshore natural gas pipeline outages

(8th Cir.) – In civil asset forfeiture appeal, successfully petitioned for rehearing en banc, prepared supplemental merits briefs, and successfully argued case before en banc Eighth Circuit, which unanimously overruled contrary Eighth Circuit precedent and reversed adverse district court decision

(D.C. Cir.) – As court-appointed amicus curiae, briefed and argued case on legal ethics and appellate jurisdiction, successfully arguing that appeal should be dismissed for lack of statutory jurisdiction

(D.C. Cir.) — Principal drafter of brief successfully defending dismissal of claims that FERC’s statutory funding structure violated due process by, among other things, creating bias in favor of approving new pipeline projects 

(D.C. Cir.) – As member of an appellate team, successfully defended multiple interstate natural gas pipeline approvals against environmental challenges

(N.Y.) – As member of an appellate team, successfully briefed certified-question case before the New York Court of Appeals, securing favorable holding that mass toxic tort claims were not covered by state law tolling statute of limitations

(U.S.) – As member of an appellate team, briefed case involving the copyrightability of annotations to a state’s official code

(U.S.) – Principal drafter of certiorari-stage brief in opposition in case involving challenges to awards in major international construction arbitration, successfully securing denial of Supreme Court review of favorable lower court decision

(U.S.) — Drafted petition for writ of certiorari raising preemption claims under Occupational Safety and Health Act 

(U.S.) – Drafted merits-stage amicus brief in case involving tribal water issues; brief was discussed at oral argument and cited by the Court in favorable decision

(U.S.) – Drafted merits-stage amicus brief supporting constitutional objections to SEC’s in-house administrative enforcement system under Article III and Seventh Amendment

(U.S.) – Drafted certiorari-stage amicus brief supporting challenge to Federal Housing Finance Agency and Treasury Department’s treatment of Fannie Mae and Freddie Mac during federal conservatorship

(U.S.) – As member of an appellate team, filed certiorari-stage amicus brief supporting challenge to California Public Utilities Commission’s treatment of wildfire-related costs under the Takings Clause

(U.S.) – Drafted certiorari-stage amicus brief supporting constitutional challenge to local taxation of temporarily stored natural gas

(D.C. Cir.) – Drafted multiple amicus briefs supporting FERC’s limited consideration of upstream and downstream greenhouse gas emissions under NEPA for natural gas pipeline projects

(D.C. Cir.) — Drafted amicus brief supporting FCC’s decision to classify broadband Internet access service as an information service not subject to common-carrier regulation 

(Cal.) – Principal drafter of amicus brief in Supreme Court of California supporting electric utility against putative class claims involving public safety power shutoffs

(AAA) — Wrote multiple briefs in arbitration of breach of contract claim involving multi-billion-dollar construction agreement for military warships