Matthew J. Warren Counsel Washington, D.C.  202.736.8996 202.736.8711 Fax Vcard

MATTHEW J. WARREN is a counsel in the Washington, D.C. office of Sidley Austin LLP. Mr. Warren focuses his practice in the transportation industry, and he regularly represents several of the largest railroads in the United States, including CSX Transportation, Inc., Norfolk Southern Railway Company, and Canadian Pacific Railway Company.

Mr. Warren litigates transportation matters both before the Surface Transportation Board (STB) and in federal district and appellate courts. Over the past five years he has represented Class I railroads in over ten rate reasonableness cases before the STB, including multiple Stand Alone Cost cases challenging the reasonableness of rail rates for shipments of coal and chemicals and the first three cases brought under the STB's Three Benchmark methodology for smaller rate reasonableness cases. Mr. Warren also regularly represents railroads in STB rulemakings and public hearings. On the transactional side, he has represented railroads in acquisitions and rail line sale transactions and in STB proceedings to approve transactions. He has represented railroads in a variety of other STB matters, including abandonments, feeder line applications, and petitions for declaratory orders. He has also briefed a number of petitions to review STB decisions before federal courts of appeal. Mr. Warren also represents railroads in federal district and appellate courts in commercial litigation and litigation involving federal preemption of state and local law, and he advises railroads on preemption issues.

Mr. Warren has experience representing individuals and corporations in all phases of complex civil litigation, including appeals before federal circuit courts and the United States Supreme Court. He represents individuals and corporations accused of knowingly employing undocumented workers and has defended 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. For several years he has represented an Alabama death row prisoner in post-conviction proceedings. He has briefed and argued pro bono appeals 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).