MATTHEW J. WARREN is an associate in the Washington, D.C. office of Sidley Austin LLP. His practice involves representing individuals and corporations in all phases of complex civil litigation and includes appeals before federal circuit courts and the United States Supreme Court.
Mr. Warren concentrates his practice in transportation litigation. He has represented railroads before the Surface Transportation Board (STB) in a number of cases challenging the reasonableness of rail rates, including both major Stand Alone Cost cases and smaller cases brought under the STB’s Three Benchmark methodology. He has represented railroads in a wide variety of other STB matters, including rulemakings, abandonments, and applications for approval of transactions. He has also briefed petitions to review STB decisions before federal courts of appeal. In addition, Mr. Warren has substantial experience representing railroads before federal district and circuit courts in litigation involving federal preemption of state and local law.
Mr. Warren also represents individuals and corporations accused of knowingly employing undocumented workers. Mr. Warren has experience defending civil and criminal immigration cases in federal district court, the federal courts of appeal, and the United States Supreme Court.
Mr. Warren has an active pro bono practice, focusing on the appellate representation of criminal defendants. He has briefed and argued before the D.C. Court of Appeals and briefed several cases on the merits in the United States Supreme Court. He has also authored amicus briefs in the Supreme Court for groups ranging from the National Association of Criminal Defense Lawyers to a coalition of former Oklahoma City Bombing prosecutors.
Before joining the firm, Mr. Warren served as a clerk to the Honorable Stephen Glickman of the District of Columbia Court of Appeals. His publications include “Active Judging: Judicial Philosophy and the Development of the Hard Look Doctrine in the D.C. Circuit,” 90 Georgetown Law Journal 2599 (2002) and “Defending Companies and their Management Against Criminal Immigration Sanctions: The Centrality of Knowledge,” in The Immigration Compliance Book 2009-2010 Edition, 253 (2009) (co-author).