MIDTERM MAIL WAR: Trump Administration Returns to Supreme Court as Ballots Hit the Mail

The Trump administration is taking its mail-ballot fight back to the Supreme Court after a federal judge blocked new Postal Service election rules ahead of the 2026 midterms.

With ballots already going out in North Carolina and more states set to follow, the clock is running fast. The administration says the rules are designed to strengthen ballot tracking, verification and election integrity. Opponents claim the changes come too close to Election Day and could disrupt voting. Now the Supreme Court could decide whether the new requirements take effect before November — with control of Congress hanging in the balance.

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WASHINGTON — The Trump administration has returned to the Supreme Court in an escalating election-year battle over mail ballots, asking the justices to revive new Postal Service requirements as voting for the November midterms is already getting underway.

The emergency fight has become a race against the calendar.

North Carolina began sending absentee ballots to voters on September 4, becoming the first state to begin mail voting for the November 3 general election. Alabama is expected to follow September 9, with several additional states preparing to begin their own mail-ballot processes shortly afterward.

At stake is a new U.S. Postal Service rule developed following President Donald Trump's March executive order on federal-election integrity. The administration argues the requirements would create more uniform safeguards for ballots moving through the federal mail system.

Opponents — including Democratic-led states and voting-rights organizations — argue the federal government is attempting to impose sweeping election changes after state and local officials have spent months preparing for November.

Now the Supreme Court may have to decide whether those requirements can take effect with only weeks remaining before Election Day.

Trump Administration Files New Emergency Appeal

Solicitor General D. John Sauer filed a new emergency application Sunday asking the Supreme Court to stay a preliminary injunction issued by U.S. District Judge Indira Talwani in Massachusetts.

The latest case, United States Postal Service v. California, No. 26A305, replaces an earlier September 3 emergency application.

That procedural change is important.

Talwani initially issued a temporary restraining order preventing mandatory implementation of portions of the Postal Service rule. The administration immediately went to the Supreme Court seeking relief.

But on September 4, Talwani issued a more durable preliminary injunction containing substantially similar restrictions.

That made the administration's original Supreme Court application obsolete. Sauer formally withdrew it September 6 and filed a new application aimed directly at the preliminary injunction.

Justice Ketanji Brown Jackson, who handles emergency matters arising from the First Circuit, ordered opponents of the administration's request to submit their response by 4 p.m. Eastern on September 9.

The Supreme Court has not yet ruled on the renewed request.

What Trump's Mail-Ballot Rule Would Do

The Postal Service's final rule was published in August following Trump's March 31 executive order, titled Ensuring Citizenship Verification and Integrity in Federal Elections.

Among its provisions, the Postal Service established standards requiring federal ballot mail to use designated election-mail markings, automation-compatible envelopes and unique Intelligent Mail barcodes designed to facilitate tracking. Ballot-envelope designs would also undergo Postal Service review.

The system additionally establishes a federal ballot-mail portal through which election authorities would provide information used as part of the Postal Service's verification process.

The administration says the system is intended to reduce opportunities for fraud, create consistent ballot-mail practices and increase public confidence in federal elections.

The Postal Service itself said in the final rule that the changes were intended to protect the integrity of the mail as a means of transmitting ballots and establish uniform standards for mail voting in federal elections.

The administration's Supreme Court filing argues that every day the injunction remains in effect makes nationwide implementation more difficult.

Once ballots have entered the mail, Sauer argued, they cannot simply be recalled and replaced if the Supreme Court later permits the requirements to take effect.

Judge Says States Cannot Pivot This Late

Talwani, an Obama-appointed federal judge, reached the opposite conclusion about the urgency.

She concluded that forcing election officials to comply with the new system so close to November could itself threaten eligible voters' ability to cast ballots.

States, she wrote, are legally required to mail millions of ballots according to schedules established long before the federal rule was completed and would be unable to overhaul their procedures at the last minute without a substantial risk of disenfranchisement.

Her injunction does not prevent election officials from voluntarily preparing for or using the Postal Service system.

What it blocks is the government from making the disputed requirements mandatory for the November election while the lawsuits proceed.

According to AP, no state had announced plans to voluntarily use the new system as of the judge's ruling.

That leaves the administration arguing that the injunction effectively defeats the purpose of a uniform national standard precisely when that standard is supposed to matter most.

Supreme Court Has Already Entered the Fight Once

This is not the first time the dispute has reached the nation's highest court.

Earlier litigation sought to block Trump's executive order before the Postal Service had finished issuing the regulations necessary to implement it.

The Supreme Court's conservative majority lifted that earlier injunction in August, but importantly, the justices did not rule that Trump's policy was lawful.

Instead, the Court concluded that the challenge had arrived prematurely because the Postal Service had not yet finalized the underlying regulations.

Once USPS issued its final rule, opponents returned to federal court with new challenges — producing Talwani's latest injunction and sending the fight back toward the Supreme Court.

The result is a legal battle unfolding at extraordinary speed.

North Carolina Voting Has Already Begun

While attorneys trade emergency filings in Washington and Boston, election officials are no longer dealing with a hypothetical deadline.

Voting has begun.

North Carolina's 100 county election boards started sending requested absentee ballots September 4. The North Carolina State Board of Elections says any registered voter in the state may request an absentee ballot, and the state describes September 4 as the official beginning of voting in the 2026 general election.

That means some ballots governed by existing procedures are already on their way to American voters.

More states are close behind.

The administration warned the Supreme Court that Alabama begins its mailing process September 9 and that at least five additional states are scheduled to begin during the week of September 13.

For the White House, each passing day narrows the possibility of implementing its election-integrity measures nationwide before November.

For opponents, each passing day strengthens the argument that changing the system now would create chaos rather than security.

A Constitutional Fight Beneath the Ballot Fight

Behind the practical dispute lies a larger constitutional question: how much authority can a president exercise over election procedures conducted by states?

The Constitution gives states broad responsibility for administering elections, while Congress possesses authority to regulate aspects of federal elections.

Trump's administration argues this dispute is different because the federal government controls the U.S. Postal Service and has both the authority and responsibility to establish standards for items carried through the federal mail.

Challengers contend the administration is using control of the Postal Service to accomplish indirectly what the president cannot constitutionally dictate directly to state election officials.

The merits of those competing arguments remain unresolved.

And that is what makes the emergency Supreme Court battle particularly consequential.

A decision granting the administration's stay would not necessarily amount to a final judgment declaring Trump's policy constitutional. It would, however, potentially allow the disputed requirements to operate during the November election while litigation continues.

A rejection would leave Talwani's injunction in place and make nationwide implementation before the midterms increasingly difficult.

Battle for Congress Raises the Stakes

The timing could hardly be more politically explosive.

Control of both chambers of Congress is being contested November 3, and mail ballots represent a significant portion of American voting.

AP reports that nearly one-third of U.S. voters cast ballots by mail.

Republicans have increasingly emphasized election security, voter eligibility and ballot-chain safeguards following the bitter disputes of recent election cycles.

Democrats and voting-rights organizations counter that abrupt federal requirements can make lawful voting more difficult and argue that there is insufficient evidence of widespread mail-ballot fraud to justify disruptive nationwide changes immediately before an election.

What the Supreme Court does next could therefore reach far beyond a technical Postal Service regulation.

With ballots already moving through the mail and control of Congress hanging in the balance, the judiciary is once again being asked to draw the line between election security, federal power and state control of voting.

And this time, the clock is already running.