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Supreme Court Oral Argument on Presidential Tariff Authority

By Valerie Ellis on November 6, 2025
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Yesterday, the Supreme Court of the United States heard oral argument in the consolidated case challenging the use of the International Emergency Economic Powers Act (“IEEPA”) to justify sweeping import tariffs. At issue is whether IEEPA authorizes the President, upon declaring a national emergency, to impose tariffs and, if so, whether that delegation is constitutionally permissible.

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Photo of Valerie Ellis Valerie Ellis

Valerie Ellis is an accomplished attorney with extensive experience in international trade law, spanning both the public and private sectors.

Valerie focuses on trade remedy proceedings, with a strong track record of guiding companies through the examination process in antidumping and countervailing duty

…

Valerie Ellis is an accomplished attorney with extensive experience in international trade law, spanning both the public and private sectors.

Valerie focuses on trade remedy proceedings, with a strong track record of guiding companies through the examination process in antidumping and countervailing duty (AD/CVD) investigations. She also represents companies in customs and tariffs matters and in national security investigations, including guiding deals through the Committee on Foreign Investment in the United States (CFIUS). She has represented clients across diverse industries, including agriculture and manufacturing, with a particular focus on U.S.-Canada-Mexico trade issues, including complex tariff matters. Known for her creative problem-solving, tireless advocacy, and technical proficiency, Valerie is a trusted advisor who brings both skill and a collaborative approach to every matter she handles.

Valerie has worked in the private sector and held positions at various times at the Department of Commerce’s International Trade Administration throughout her career.

When not representing clients in trade matters, Valerie performs service work for women experiencing the cycle of abuse, those suffering from addiction, and the homeless.

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  • Posted in:
    Business and Commercial
  • Blog:
    International Trade Law
  • Organization:
    Crowell & Moring LLP
  • Article: View Original Source

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