Monsanto v. Durnell · ¶99
Importantly, however, there is not always a complete confict between a federal statute and state law, even if they address the same subject matter. That is, federal law does not necessarily box out all state regulation on a particular issue. Congress can and does enact statutory provisions that specifically define the preemptive scope of the federal law. See, e. g., Montgomery v. Caribe Transport II, LLC, 608 U. S. 219, 223–224 (2026) (describing preemption provision that carves out state safety regulations); cf. Cipollone v. Liggett Group, Inc., 505 U. S. 504, 517 (1992) (“Congress' enactment of a provision defning the pre-emptive reach of a statute implies that matters beyond that reach are not preempted”). And federal preemption provisions often permit parallel state laws—i. e., those that “merely duplicate federal requirements.” Bates v. Dow Agrosciences LLC, 544 U. S. 431, 442, 453…Read in context ›
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