March 2026 oral arguments

Decided June 18, 2026

Does a federal law that prohibits the possession of firearms by a person who “is an unlawful user of or addicted to any controlled substance” violate the respondent’s Second Amendment right to bear arms?

Decided June 18, 2026

1. Does an appeal waiver bar all claims except for ineffective assistance of counsel or a sentence exceeding the statutory maximum? 2. Does such a waiver become ineffective if the sentencing judge later tells the defendant they can appeal, and the government fails to object?

Decided May 14, 2026

Does 49 U.S.C. § 14501(c) preempt a state common-law claim against a broker for negligently selecting a motor carrier or driver?

Decided June 29, 2026

Do the federal election-day statutes preempt a state law that allows ballots that are cast by federal election day to be received by election officials after that day?

Decided June 25, 2026

Does a noncitizen who is stopped on the Mexican side of the U.S.-Mexico border “arrive[] in the United States” within the meaning of Immigration and Nationality Act?

Decided June 11, 2026

May the doctrine of judicial estoppel be invoked to bar a plaintiff who fails to disclose a civil claim in bankruptcy filings from pursuing that claim simply because there is a potential motive for nondisclosure, regardless of whether there is evidence that the plaintiff in fact acted in bad faith?

Decided May 28, 2026

Are workers who deliver locally goods that travel in interstate commerce—but who do not transport the goods across borders nor interact with vehicles that cross borders—“transportation workers” “engaged in foreign or interstate commerce” for purposes of the exemption in Section 1 of the Federal Arbitration Act?

Decided June 11, 2026

Is venue proper in a district where no offense conduct took place, so long as the statute’s intent element “contemplates” effects that could occur there?

Decided May 14, 2026

Does a federal court that initially exercises jurisdiction and stays a case pending arbitration maintain jurisdiction over a post-arbitration Section 9 or 10 application where jurisdiction would otherwise be lacking?

Decided May 28, 2026

Did the Mississippi Supreme Court unreasonably decide—under the standards set by federal habeas law—that Terry Pitchford gave up his right to argue that the prosecutor’s explanations for striking four Black jurors were false or racially biased?