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Aaron focuses his practice on advising clients on compliance with international economic sanctions, export controls, and U.S. import laws and regulations. He is also involved in assisting clients with complex cross-border transactions, anti-dumping and countervailing duty litigation, utilization of international and preferential trade agreements, and customs classifications. Most recently, Aaron has counseled clients navigating requirements under the Export Administration Regulations.

On March 2, 2026, the U.S. Court of Appeals for the Federal Circuit (“Federal Circuit”) issued a per curiam order granting the plaintiffs’ February 24, 2026 motion in V.O.S. Selections v. Donald J. Trump, et al. to immediately issue the Federal Circuit’s mandate, remanding the case to the U.S. Court of International Trade (“CIT”) for

In a 6-3 ruling, the Supreme Court of the United States ruled that the International Emergency Economic Powers Act (IEEPA) does not grant the president power to impose tariffs. In response, President Donald Trump issued a temporary 10% tariff on all imports pursuant to Section 122 of the Trade Act of 1974. Importers of record

On February 20, 2026, lead counsel for the plaintiff group in the test case for the China Section 301 tariff refund litigation (HMTX Industries LLC, et al.  v. United States et al.), filed a Petition for a Writ of Certiorari with the U.S. Supreme Court seeking review of the U.S. Court of Appeals

On February 20, 2026, in response to the U.S. Supreme Court’s ruling that tariffs under the International Economic Emergency Powers Act (IEEPA) are illegal (see Thompson Hine Update of February 20, 2026), Ambassador Jamieson Greer, the U.S. Trade Representative, issued a statement that the decision “affects [only] one element of the Administration’s” trade

On February 20, 2026, President Donald Trump issued a proclamation announcing that he was imposing a temporary import surcharge (i.e., tariff) pursuant to section 122 of the Trade Act of 1974 (19 U.S.C. Section 2132) to address “fundamental international payments problems” that “could impair United States national interests, including economic and national security interests.” Stating

On Sunday, February 22, 2026, U.S. Customs and Border Protection (CBP) issued Cargo Systems Messaging Service (CSMS) Message # 67834313 to clarify that the U.S. government will stop collecting tariffs subject to the International Emergency Economic Powers Act (IEEPA) beginning Tuesday, February 24, 2026. The CSMS message follows the U.S. Supreme Court’s decision on Friday

On February 20, 2026, the U.S. Supreme Court (SCOTUS) in a 6-3 ruling determined that President Donald Trump’s use of the International Economic Emergency Powers Act (IEEPA) to impose tariffs was unlawful. In its decision, the SCOTUS stated: “When Congress grants the power to impose tariffs, it does so clearly and with careful constraints. 

On February 6, 2026, President Donald Trump signed an Executive Order continuing the national emergency with respect to Iran and establishing a process to impose tariffs on countries that acquire any goods or services from Iran to protect the national security, foreign policy, and economy of the United States.  The Executive Order “impose[s] an additional 

On February 6, 2026, President Donald Trump issued both an Executive Order (“EO”) and a joint statement announcing a “framework for an Interim Agreement” with India that reduces U.S. tariffs on imports of Indian products, lowering the overall rate from 50% to 25% with a further reduction to 18% to be “promptly” implemented.  Effective February

On February 3, 2026, the Department of Commerce’s Bureau of Industry and Security (BIS) issued a final rule removing Cambodia from the list of U.S. arms-embargoed countries—Country Group D:5—within the Export Administration Regulations (EAR). This actions follows the White House’s October 2025 decision to lift the U.S. arms embargo on Cambodia, and aligns with the