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Maria Vanikiotis

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Maria Vanikiotis is a counsel in the International Trade Group of Crowell & Moring and resident in the firm's New York office.

Maria has experience in a variety of matters related to the movement of goods across international borders, including problem-solving for importers facing Section 232 and Section 301 tariffs, classification of merchandise under the Harmonized Tariff Schedule, first sale appraisement programs, free trade agreement origin verifications, country of origin analyses, and other regulatory issues.

Before joining Crowell & Moring, Maria worked for a boutique law firm in New York focusing on customs law and, while in law school, Maria was employed as a summer associate in the Brussels office of a large international law firm on matters related to antitrust and competition law within the European Union. As a law student, Maria published a note comparing collective action approaches to antitrust cases in the U.S., U.K., and E.U., for which she won an award for outstanding legal writing. In addition, Maria was an active and accomplished member of both the Fordham International Law Journal and the Dispute Resolution Society.

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On June 23, 2025, the Ninth Circuit issued a long-awaited decision in Island Industries Inc. v. Sigma Corp. affirming a $26M False Claims Act (“FCA”) judgment against the defendant importer.  Sigma had appealed the judgment after a jury found the company violated the FCA by failing to pay customs duties owed to U.S. Customs and Border Protection (“CBP”).  The Ninth Circuit’s decision addresses an important jurisdictional issue and illustrates the significant financial exposure importers can face under the FCA at a time of increased tariffs and enforcement by the government.  Continue Reading Ninth Circuit Decision Underscores Increasing False Claims Act Risks to U.S. Importers