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An anonymous whistleblower disclosure alleging that the Postal Service rushed a new ballot-verification system drew attention from Democrats on Tuesday, hours before a key deadline in the Trump administration’s mail-in ballot executive order legal battle.
Sen. Richard Blumenthal (D-CT) released the complaint as the administration sought emergency relief from the U.S. Court of Appeals for the 1st Circuit to lift U.S. District Judge Indira Talwani’s 14-day block on the rule. The 1st Circuit ordered the plaintiffs challenging the rule to respond by 5 p.m. Tuesday, ahead of Talwani’s Thursday hearing on whether to impose a longer preliminary injunction.
Sen. Richard Blumenthal (D-CT) at an oversight hearing before the Senate Judiciary Committee on Tuesday, Oct. 7, 2025, on Capitol Hill in Washington. (AP Photo/Allison Robbert)
The disclosure, furnished by the nonprofit group Whistleblower Aid, claimed that the Postal Service built its Federal Ballot Mail Portal under an unrealistic timetable, failed to test it adequately, and could delay large ballot mailings. The portal is a new system created for election officials to submit voter and ballot-envelope information for USPS verification.
“If even one bar code on one single ballot in a bulk-mailing of 10,000 ballots fails to properly scan during the verification process, the entire batch is rejected and sent back to the state — effectively stopping the ballots from being mailed to voters,” the complaint reads.
Hans von Spakovsky of Advancing American Freedom told the Washington Examiner that he believed the allegation rested on a source whose account is impossible to verify.
“Frankly, all of the whistleblower claims are very general and not specific enough to provide any real information on whether those claims are accurate,” von Spakovsky said. “The letter paints only a worst-case scenario.”
The USPS did not respond to a request for comment from the Washington Examiner. However, a spokeswoman for the White House said the process of creating software to effectuate the new election-related rule is not new to the Postal Service, adding that it uses barcodes for a variety of large-scale customers.
“The process of building software to carry out this new verification check is neither complex nor unique for USPS since the Postal Service regularly uses bulk mailing and intelligent mail barcodes for a wide variety of large customers,” White House spokeswoman Lauren Bis said. “Under President Trump, the federal government is working to ensure safe, transparent, and honest elections.”
Democrats amplified disclosure as appeal accelerated
The disclosure’s release nevertheless carried clear political stakes as the case moved through a liberal-leaning federal court jurisdiction. Talwani was nominated by former President Barack Obama, while five of the 1st Circuit’s six active judges were appointed by Democratic presidents.
The report gave Democrats fresh material to push back against President Donald Trump’s election agenda as they pressed the courts to keep the rule from taking effect before midterm election ballots are mailed.
Wow. A whistleblower is confirming our fears: millions of Americans may not receive their mail-in ballot ahead of the midterm elections thanks to Trump’s new policies.
They are openly trying to silence your vote. We will keep fighting back.https://t.co/6pGe3bml5y
— Mark Warner (@MarkWarner) September 1, 2026
“Wow. A whistleblower is confirming our fears: millions of Americans may not receive their mail-in ballot ahead of the midterm elections thanks to Trump’s new policies,” Sen. Mark Warner (D-VA) wrote on X. “They are openly trying to silence your vote.”
Rep. Robert Garcia (D-CA), the ranking member of the House Oversight and Government Reform Committee, called the system “untested, dangerous, and threatens to totally disrupt ballot delivery for millions of American citizens.” Garcia said Democrats would continue fighting in court to block the rule.
Last night @OversightDems received an alarming whistleblower report from a USPS federal official that President Trump’s attack on vote-by-mail is much more serious than previously known.
Trump is creating a new tracking system at the US Postal Service that is untested,…
— Congressman Robert Garcia (@RepRobertGarcia) September 1, 2026
The complaint described the portal as “rushed,” “risky and haphazard,” and vulnerable to “catastrophic failure.” It said workers received changing instructions, lacked clear written requirements, and had only days to test the system before a planned Tuesday launch.
The complaint did not include internal testing results, written barcode-sampling standards, emails, source code, or records showing that the USPS had rejected ballot mailings because of any alleged verification error.
Talwani is scheduled to hear arguments Thursday on whether to replace her short-term order with a preliminary injunction that would block enforcement for a longer period.
What the rule would require — and what the whistleblower did not address
The legal fight is focused on whether the USPS could require states to use the new system before the Nov. 3 election.
The Supreme Court ruled last week that an earlier challenge to Trump’s policy was premature because the USPS had not actually issued a final rule. After the agency published the rule on Thursday, 24 states and the District of Columbia, along with voting organizations, brought renewed challenges before Talwani.
The administration said it would not enforce the rule for the November election while a court order remained in place. It nevertheless defended the measure in court and argued that the standards should be available for the midterm and future federal elections.
The final rule required ballots to carry official Election Mail markings, automation-compatible envelopes, and unique Intelligent Mail barcodes for outbound and return federal ballot mail. Election offices would submit the voter’s name, address, state, and envelope barcodes through an online portal before the USPS accepts an outgoing ballot mailing.
An election worker places a vote-by-mail ballot into a secure bin at the Miami-Dade County Supervisor of Elections Office during the Florida primary election on Tuesday, Aug. 18, 2026, in Doral, Florida. (AP Photo/Lynne Sladky)
The requirements are intended to ensure that only eligible voters receive ballots by mail, and they would force states to keep track of precisely how many ballots are ultimately cast by mail.
States would continue to determine which voters received ballots and maintain their own voter rolls. The portal would give the USPS identifying information from the outside of ballot envelopes, allowing the agency to confirm that a mailing met its new standards and, crucially, to track it from end to end.
Von Spakovsky said Blumenthal’s letter focused on a hypothetical portal failure while overlooking what the rule was designed to do.
“The whistleblower letter does not address two of the three things required by the new rules,” he said, referring to Election Mail markings and unique barcodes. “How does marking the ballots lead to a ‘disaster?’”
The USPS could decline to accept a mailing that failed its requirements until the authorized ballot mailer corrected the problem and resubmitted it. The published rule, however, did not establish what the whistleblower described as a zero-error threshold, the sampling numbers, or any evidence for the claim that one bad scan would automatically send a 10,000-ballot batch back to a state.
Former election official sees risk in rushed rollout — but questions ‘anonymous’ claims
Stephen Richer, a legal fellow at the Cato Institute and former Maricopa County, Arizona, recorder, said the allegations were concerning but difficult to assess without knowing more about the anonymous source’s access to the project or possible motives.
“It’s never something that’s nice to hear, but it’s hard to assess anonymous whistleblowers because, by nature, you don’t know who they are, what they had access to, [or] if they had an ax to grind,” Richer told the Washington Examiner.
Stephen Richer, the recorder of Maricopa County, Arizona, participates in an election forum on Thursday, Sept. 19, 2024, in Ann Arbor, Michigan. (AP Photo/Carlos Osorio)
Richer said he had not seen a response from USPS leadership and doubted the agency would delib
