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Preemption Doctrine

Description:

The preemption doctrine is a legal principle that entails the federal government's ability to override or preempt state laws when there is a conflict between federal and state legislation. It establishes the supremacy of federal law over state law and is based on the Supremacy Clause of the United States Constitution.

Sample Sentences:

• The Supreme Court invoked the preemption doctrine to invalidate the state law, stating it was in conflict with existing federal regulations.
• According to the preemption doctrine, federal statutes on immigration take precedence over any conflicting state laws.
• Local ordinances that contradict federal regulations may be struck down based on the preemption doctrine.

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