Supremacy Clause / preemption
Article VI, cl. 2: the Constitution, federal laws and treaties are the supreme law of the land; conflicting state law is preempted.
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cláusula de supremacía / preeminencia federal
Art. VI, cl. 2. El derecho federal desplaza al estatal que lo contradice (preemption). ≈ CPEUM art. 133, aunque México usa “concurrencia” en lugar de preemption.
ExamplesEjemplos
- A state law that conflicts with a federal statute is preempted. Una ley estatal que contradice una ley federal queda desplazada.
AuthorityFuente: U.S. Const. art. VI, cl. 2
RelatedRelacionados: federalism (dual sovereignty), Commerce Clause, treaty and the last-in-time rule
Cases: Marbury v. Madison
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