Seibert’s “Question First, Warn Later” issue is for the Judge, Not the Jury
June 22, 2025 - Posted by Larry E. Holtz, Esq.
In McCarthy v. Hernandez, 608 U.S. ___ (6/22/26), the U.S. Supreme Court addressed an order entered by the Second Circuit Court of Appeals that granted habeas relief on the ground that a state-court decision was “contrary to” and “involved an unreasonable application” of Missouri v. Seibert, 542 U.S. 600 (2004) (the question-first, Miranda warning-later case). The Second Circuit rejected the New Jersey trial judge’s refusal to tell a jury how to apply Seibert, after the jury asked whether an involuntary pre-Miranda confession required it to disregard Hernandez’s later confessions. Because Seibert said nothing about jury instructions, the U.S. Supreme Court reversed.
The Case: Pedro Hernandez was convicted in connection with the 1979 disappearance and murder of six-year-old Etan Patz in New York City. In 2012, after Hernandez’s brother-in-law reported that Hernandez had made incriminating statements, detectives questioned Hernandez at the Camden County Prosecutor’s Office in New Jersey. They initially questioned him without first administering Miranda warnings, and Hernandez confessed to strangling Patz and disposing of his body. Detectives then gave Miranda warnings; Hernandez waived his rights and confessed again.
At trial, Hernandez moved to suppress his statements. The trial court denied suppression, finding that Hernandez was not in custody before the first Miranda warning and that his later Miranda waivers were knowing and voluntary. Under New York law, however, the jury could still be instructed to disregard a pretrial statement if it found the statement was “involuntarily made.” During deliberations, the jury asked whether, if it found the first pre-Miranda confession involuntary, it had to disregard the later videotaped confessions and other confessions. The trial judge answered “no,” and Hernandez was convicted of kidnapping and felony murder and sentenced to 25 years to life. When Hernandez sought federal habeas relief, the Second Circuit reversed, holding that the trial court’s answer was contrary to Missouri v. Seibert.
The Law: Under the applicable federal statute, 28 U.S.C. § 2254(d)(1), a federal court may grant habeas relief only if the state-court decision was contrary to, or involved an unreasonable application of, clearly established federal law as determined by the U.S. Supreme Court. Here, the U.S. Supreme Court reversed the Second Circuit. It held that no clearly established federal law required the trial court to instruct the jury on the rule recognized in Seibert after the trial court had admitted the confessions into evidence. Therefore, the Second Circuit exceeded its statutory authority. The Court gave three main reasons.
First, Hernandez had no federal constitutional right to have the jury decide the lawfulness or admissibility of his confessions after the judge had admitted them. The Constitution does not require both judge and jury to decide admissibility or voluntariness on constitutional grounds.
Second, Seibert dealt with a judge’s ruling on a suppression motion involving a deliberate “question-first, warn-later” interrogation tactic. It did not address jury instructions or require a jury to decide whether post-warning confessions were attenuated from an earlier unwarned confession.
Third, due process did not require the trial court to explain an issue to the jury that the jury was not required to decide.
The takeaway: For police and prosecution purposes, the key point is that Missouri v. Seibert remains a suppression doctrine concerning whether a court should admit a post-warning confession following an earlier unwarned confession. However, McCarthy v. Hernandez holds that, once the trial court admits the statements, clearly established federal law does not require the jury to be instructed on the rule in Seibert. The decision is also a strong reminder that federal habeas relief is limited to extreme violations of clearly established Supreme Court law, not lower courts’ broader readings of constitutional doctrine.
Accordingly, the Second Circuit’s order granting Hernandez a new trial or release was vacated, and Hernandez’s conviction remains intact.