Judge Blocks FDA Regulation of Laboratory-Developed Tests

On March 31, 2025, a judge in the Eastern District of Texas struck down a 2024 Final Rule (the "Final Rule") by the Food and Drug Administration ("FDA") that exerted jurisdiction over the regulation of laboratory-developed tests ("LDTs"). The court found that the Final Rule exceeded the FDA's authority under the Federal Food, Drug, and Cosmetic Act ("FDCA")....
By: Jones Day

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