Assertion: challenge | /r/HasProperty | several federal court rulings
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text: This article describes the challenges by states against the ACA, reactions from legal experts with respect to its constitutionality, several federal court rulings on the ACA's constitutionality, the final ruling on the constitutionality of the legislation by the United States Supreme Court in National Federation of Independent Business v. Sebelius, and notable subsequent lawsuits challenging the ACA.