Matthew McCullough is well known for his work in U.S. trade remedy actions addressing dumping, subsidization and industry adjustment (safeguards), as well as the international agreements governing such actions.

Matthew McCullough has more than two decades of experience advising governments and companies, both foreign and domestic, on a wide range of matters impacting cross-border trade in goods and services. He has substantial experience representing states, including appearances for the Governments of Argentina, Brazil, Canada, China, Korea, Japan, Oman and Vietnam before U.S. agencies, as well as well as representing many of the same governments in dispute settlement proceedings before the World Trade Organization (WTO).

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He is recognized for his knowledge of U.S. countervailing duty (CVD) law and the international rules governing domestic anti-subsidy measures. Highlights include high-stakes government representations in U.S. CVD cases involving Canadian aircraft, Canadian lumber, Argentinian biodiesel and Korean DRAMS. Major private sector representations include live swine from Canada, ripe olives from Spain, aluminum foil from Oman, PET resin from Oman and DRAMS from Korea.

Representative Experience

International Trade Practice

  • Represented the entire Spanish table olive industry in U.S. antidumping and countervailing duty actions involving imports of ripe olives from Spain, as well as advised on related WTO matters.
  • Represented the Governments of the Sultanate of Oman and an Omani producer of aluminum foil in a U.S. countervailing duty action involving imports of aluminum foil from Oman.
  • Represented a Spanish producer of carbon steel flanges in a U.S. antidumping action involving imports of carbon steel flanges from Spain.

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  • Represents clients from across the globe in the manufacturing and agriculture sectors and is often consulted on matters involving the domestic and global steel industries, where he has written extensively about U.S. protectionism in that industry.
  • State Representation
    • Represented the Governments of Argentina, Brazil, Canada, China, Korea, Japan, Oman and Vietnam in matters before U.S. agencies. Represented many of the same governments in dispute settlement before the World Trade Organization (WTO).
    • Represented the Government of Canada in U.S. countervailing duty cases brought against Canadian corrosion resistant steel, aircraft, fabricated structural steel and wind towers; the Government of New Brunswick in a countervailing duty case brought against Canadian softwood lumber; the Government of Newfoundland and Labrador in a countervailing case brought against Canadian uncoated groundwood paper.
    • Won a ruling from the U.S. Court of Appeals for the Federal Circuit, invalidating the use of the U.S. countervailing duty law against China while China is treated as a non-market economy for antidumping law purposes.

Professional Highlights

  • Recognized by Chambers USA, International Trade: Trade Remedies and Trade Policy (2017 – 2024)
  • Recognized by Chambers Global, International Trade: Trade Remedies and Trade Policy (2019 – 2025)
  • Recognized by The Legal 500 U.S., International Trade – Leading Lawyer (2021), International Trade: Trade Remedies and Trade Policy – Leading Lawyer (2023)

Education

  • J.D., The Catholic University of America, Columbus School of Law, 2002
    magna cum laude

    B.A., Liberal Arts and Sciences, General Studies and Humanities, Austin College, 1991

Admissions

  • District of Columbia

    Virginia

Courts

  • U.S. Court of International Trade

    U.S. District Court for the District of Columbia

    U.S. Court of Appeals for the Federal Circuit

    Virginia Supreme Court