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19 U.S.C. § 4512

Relationship of the USMCA to United States and State law

United States · Title 19 — CUSTOMS DUTIES · Status: effective

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19 U.S.C. § 4512, Relationship of the USMCA to United States and State law, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/451292
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Full text

No provision of the USMCA, nor the application of any such provision to any person or circumstance, which is inconsistent with any law of the United States, shall have effect. Nothing in this Act shall be construed— No State law, or the application thereof, may be declared invalid as to any person or circumstance on the ground that the provision or application is inconsistent with the USMCA, except in an action brought by the United States for the purpose of declaring such law or application invalid. For purposes of this subsection, the term “State law” includes— No person other than the United States—

Legislative history

The public laws that enacted or amended this section. Tallies are for the whole bill as it passed each chamber — often an omnibus covering far more than this provision — not a vote on this section alone.