All cases
Election LawDecided June 29, 2026 Term 2025–2026No. 24-1260

Watson v. Republican National Committee

Decision

The Supreme Court ruled that federal law does not prevent Mississippi from counting absentee ballots that are postmarked by election day but arrive up to five days later.

The Supreme Court upheld a Mississippi law that counts absentee ballots received after election day, provided they were postmarked by the time polls closed. The Court rejected the argument that federal law requires all ballots to be in the hands of officials by election day.

Plain-English summary generated by AI from the Court's published opinion on June 30, 2026. Always read the official opinion for the controlling text.

Key Takeaways

  • 01States have the authority to count absentee ballots received after election day if they are postmarked by then.
  • 02The word 'election' in federal law refers to the voter's act of choosing, not the official's receipt of the ballot.
  • 03Federal laws setting election dates do not force states to adopt a 'receipt-by-election-day' rule.

Inside the Court

Opinion by
Justice Barrett
Majority
BarrettRobertsSotomayorKaganJackson
Dissent
AlitoThomasGorsuch

Why It Matters

This decision confirms that states have the power to set their own deadlines for receiving mail-in ballots, as long as the act of voting happens by the federal deadline. It protects similar laws in roughly 30 other states that allow late-arriving mail.

Who Is Affected?

Absentee Voters

Voters in Mississippi and similar states can be confident their ballots will count if mailed by election day, even if the postal service is slow.

State Election Officials

Registrars retain the authority to process and count valid mail-in ballots during the week following an election.

Political Parties

Parties must continue to account for late-arriving ballots in their post-election strategy and vote-counting projections.

What Happened?

Mississippi law allows certain residents to vote by absentee ballot if they are postmarked by election day and received within five business days. The Republican National Committee sued, arguing that federal statutes setting a uniform 'election day' require ballots to be received, not just sent, by that date. A district court initially ruled for Mississippi, but the Fifth Circuit reversed that decision, finding the state law was preempted by federal law. The Supreme Court took the case to decide if the federal timing requirements for elections force a specific receipt deadline on the states.

Legal Question

Do federal statutes setting a uniform day for federal elections prevent states from counting absentee ballots that arrive after election day?

Why the Court Ruled This Way

In a 6-3 decision authored by Justice Barrett, the Court held that federal election-day statutes do not preempt Mississippi’s receipt deadline. The Court reasoned that the ordinary meaning of an 'election' is the act of the voters choosing a candidate, which occurs when the ballot is cast, not when it is received by a government office. The majority pointed to the Uniformed and Overseas Citizens Absentee Voting Act (UOCAVA) as evidence that Congress assumes states have the authority to set their own ballot-receipt deadlines. Furthermore, the Court noted that the Constitution's requirements for the Electoral College distinguish between the day votes are 'given' and the period in which they are processed, suggesting that receipt is naturally a separate, later event.

Arguments in Favor

The strongest rationale for this ruling is that the word 'election' historically refers to the voters' act of choosing, which is completed when a ballot is dispatched or cast. By focusing on the postmark, the state ensures that all choices are made by the federally mandated day while accommodating the practicalities of the postal system.

Arguments Against

The strongest concern against this ruling is that allowing ballots to arrive and be counted after election day could undermine public confidence and create opportunities for uncertainty or fraud. Critics argue that the 19th-century Congresses that set a uniform election day intended for the entire process, including the delivery of the choice to the state, to be finalized on that single day.

Timeline

  1. 1845

    Congress enacted the first federal election-day statute.

    This law set a uniform Tuesday in November for Presidential elections to prevent fraud caused by different states voting on different days.

  2. 2024

    The Republican National Committee filed suit.

    Plaintiffs argued Mississippi's five-day receipt window violated the requirement that elections occur on a single federal day.

  3. 2024

    The District Court granted summary judgment to Mississippi.

    The court initially found that the state's receipt deadline did not conflict with federal law.

  4. 2024

    The Fifth Circuit reversed the lower court.

    The appeals court held that federal law requires all ballots to be received by election day.

  5. March 23, 2026

    Oral arguments held at the Supreme Court.

  6. June 29, 2026

    The Supreme Court issued its decision.

    The Court reversed the Fifth Circuit, ruling that Mississippi's law is not preempted by federal statutes.

What This Means for Everyday Americans

For the average person, this means that if your state allows it, mailing your ballot on election day is enough to make your vote count. You do not have to worry that a delay in the mail will disqualify your vote, as long as it is postmarked on time. This ruling keeps the current system in place for about 30 states that allow a few extra days for mail to arrive. It ensures that the 'deadlines' you see on your ballot instructions are legally valid and won't be suddenly overturned by federal law.

What Happens Next?

The case is remanded to the lower courts with instructions to enter judgment in favor of the Mississippi officials. Mississippi will continue to count absentee ballots received within five business days of the election, and other states with similar 'postmark-by' laws will not face federal preemption challenges under these specific statutes.

Explain It Like I'm 12

Imagine you have a homework assignment due on Tuesday. The teacher says as long as you put it in the mailbox by Tuesday night, it counts, even if the teacher doesn't get it until Thursday. Some people argued that 'due Tuesday' means the teacher must have it in their hands on Tuesday. The Supreme Court decided the teacher is right: 'doing' the work and 'giving' it to the mail is the important part that has to happen by the deadline. Since the students finished their 'voting' on time, it doesn't matter if the mail takes a few extra days to deliver the paper.

Broader Context

This case clarifies the boundary between federal authority to set election dates and state authority to manage election mechanics under the Elections Clause. It follows precedents like Foster v. Love while emphasizing that federal law generally leaves the 'how' of ballot collection to the individual states.

Key Players

  • Michael Watson

    The Mississippi Secretary of State who defended the state's ballot-receipt law.

  • Republican National Committee

    The organization that challenged the law, arguing it conflicted with federal election dates.

  • Libertarian Party of Mississippi

    A political party that filed a similar lawsuit against the state's receipt deadline.