US Governance — 2026-09-15

Supreme Court Rejects Trump Mail Ballot Restrictions for Midterm Elections

BLUFMonday's 7-2 rejection blocks the administration's postal lever on ballot access for now, but another emergency application on mail-ballot procedures is likely by November 15.

The Supreme Court on Monday rejected the Trump administration's emergency bid to enforce a new Postal Service rule on mail-in ballots, leaving states free to continue sending ballots under existing procedures 12. NBC News reported the unsigned order divided the justices roughly 7-2, with Clarence Thomas and Samuel Alito dissenting 3. The blocked rule, issued under Trump's March executive order, would have required states to submit voter lists to the Postal Service for verification before ballot delivery and to comply with envelope-design specifications 23. The case reached the Court after Massachusetts federal judge Indira Talwani issued a Sept. 4 preliminary injunction against the rule, prompting Solicitor General D. John Sauer to file the administration's third emergency application in six weeks. California Attorney General Rob Bonta and League of Women Voters CEO Celina Stewart welcomed the ruling, while North Carolina and other states had already begun mailing ballots under the prior process 23.

Analysis
The ruling forecloses federal control over midterm mail-ballot procedures for now, forcing the administration back to litigation rather than the Postal Service as its lever on ballot access. The Trump administration will likely file another emergency application on election or mail-ballot procedures by November 15, continuing the same third-time pattern already seen in six weeks. We assess this with moderate confidence, reflecting a consistent filing cadence but uncertainty over whether Talwani's injunction or a First Circuit ruling next triggers the appeal. Kavanaugh's concurrence, which left open USPS authority in principle, signals the legal question remains live beyond this cycle.

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