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4 canonical passages across 3 cases, quoted by 40 opinions in total. These passages cluster together because the same opinions keep quoting them side by side: they state parts of one doctrine. The anchor passage is from Wisconsin Public Intervenor v. Mortier.
| # | Case | Flag | Canonical passage | Citers |
|---|---|---|---|---|
| 1 | Wisconsin Public Intervenor v. Mortier Anchor | green | “state laws that 'interfere with, or are contrary to the laws of congress, made in pursuance of the constitution' are invalid.” | 20 |
| 2 | City of New York v. Federal Communications Commission | green | “the phrase 'laws of the united states' encompasses both federal statutes themselves and federal regulations that are properly adopted in accordance with statutory authorization.” | 8 |
| 3 | Wisconsin Public Intervenor v. Mortier | green | “interfere with, or are contrary to the laws of congress, made in pursuance of the constitution' are invalid.” | 7 |
| 4 | James Matthews v. Centrus Energy Corp. | green | “field preemption occurs 'where the scheme of federal regulation is so pervasive as to make reasonable the inference that congress left no room for the states to supplement it.” | 5 |
A red or yellow flag on a member means the underlying case has negative treatment: for those, check the case page before relying on the passage.