Judge blocks DHS door-to-door visits targeting suspected noncitizen voters: what the order says in 9 states, 12 days before the election

Can the government knock on your door and ask whether you voted? Until this week, the practical answer was yes: armed, uniformed federal agents had been doing exactly that for weeks in several states. On Wednesday, a federal judge said enough — at least in part.

Judge Araceli Martínez-Olguín, of the U.S. District Court for the Northern District of California, issued an order barring the Department of Homeland Security (DHS) from conducting “election-related field operations and field interviews” in nine states when agents know — or reasonably should suspect — that the person is a U.S. citizen. The order stays in effect until the polls close on November 3.

The nine states and the clock

California, Connecticut, Georgia, Missouri, Nevada, New York, Pennsylvania, Washington and Wisconsin. If you live in one of them, this order covers you directly.

Watch the fine print here: the order does not take effect immediately. The judge stayed it until 5 p.m. on Friday, October 23, to give the government a chance to seek emergency review from the Ninth Circuit Court of Appeals. What happens Friday — whether the appeal succeeds or not — will decide whether the brake holds through Election Day.

Why the judge didn’t buy the lists

The heart of the ruling isn’t the agents: it’s the data. As described in the order, cited by CNN, DHS built its target lists from 48.2 million records drawn from independent sources of “questionable provenance,” plus another 50.6 million taken from state voter rolls or commercial versions of those rolls.

The judge called that data “voluminous and unreliable” and concluded the method carries a high risk of error: U.S. citizens could land on the lists and end up with federal agents at their door. Against that, she wrote, the public interest in elections free of intimidation outweighs the government’s interest in this kind of operation.

That distinction matters. Investigating a concrete fraud case is one thing; knocking on doors from a list the court itself calls defective, twelve days before a midterm election, is another.

What the CBS investigation found

The order landed the same day CBS News published its investigation into these operations. According to internal documents reviewed by the network, DHS launched a “criminal voter fraud” initiative that pulled hundreds of Homeland Security Investigations (HSI) agents off their regular cases to conduct “field reviews” in at least six states. The visits ramped up in September and continued through the past weekend.

The striking part: HSI itself showed off the operations on social media, with photos and videos of agents — some armed — approaching homes under the slogan “AMERICAN ELECTIONS ARE FOR AMERICANS.” One video shows a document labeled “target list.”

DHS claims there could be as many as 250,000 noncitizens illegally registered to vote, a figure election experts have disputed. The Justice Department’s own numbers tell a different story: 156 people charged with voting-fraud-related offenses since the Trump administration began, against 227 million registered voters nationwide. And on Monday, HSI announced the arrest in California of more than 20 green card holders accused of registering or voting illegally — including a 72-year-old man from Belize, taken from his home in his pajamas.

Who sued (and what happened to the nurses)

The lawsuit was filed September 18 by the California Nurses Association, National Nurses United, the City and County of San Francisco, Santa Clara County and the Voto Latino Foundation. Their argument: the visits violate the Voting Rights Act by intimidating people who help others vote.

The judge picked up a telling detail: union nurses had stopped taking part in electoral activity out of reasonable fear of physical, legal or reputational harm. A naturalized nurse, according to the complaint, switched her plan from voting in person to voting by mail because she feared being targeted.

What the order does NOT do (the fine print)

A judge hitting pause on the operations doesn’t change the law, and it’s worth being clear about that:

• It does not legalize noncitizen voting. Voting without U.S. citizenship remains a serious federal crime — here’s the case of the 28 green card holders charged in California.
• It does not ban all investigations. The order only halts these field operations and interviews when they could reach citizens, in those nine states.
• It is not nationwide. The other 41 states aren’t covered by this ruling.
• The government can appeal — and has until Friday at 5 p.m. to try.

What to do today

If you’re a U.S. citizen, vote without fear: in the nine covered states, these door-to-door visits are on hold. And everywhere, keep the basics in mind.

1. If they knock, you don’t have to open up or answer. As a general rule, you’re not required to open the door or answer questions from federal agents who show up without a judicial warrant — that’s what civil rights organizations remind people.
2. If you face intimidation while voting or during a visit, report it. You can go to the Justice Department’s Civil Rights Division or the Election Protection hotline at 866-687-8683.
3. Keep your voter registration current with your state’s authorities; outdated records are one source of these errors.
4. If you hold a green card, don’t vote. The order shields citizens from harassment; it changes nothing for noncitizens.

In our News section we track every move of this legal battle in English, and if you’re a naturalized citizen or on your way, our citizenship test simulator helps you prepare.

Official sources

• Protect Democracy — lawsuit documenting DHS’s “Unlawful Voter Initiative” (primary legal document, September 18, 2026): https://protectdemocracy.org/wp-content/uploads/2026/09/Complaint.pdf
• U.S. Department of Justice — Voting Section, Civil Rights Division (to report election intimidation): https://www.justice.gov/crt/voting-section
• Details of the October 21, 2026 court order (Judge Araceli Martínez-Olguín, Northern District of California) and the CBS News investigation, per cross-checked reporting from CNN, CBS News, San Francisco Focal and the Washington Sun.