Federal enforcement exposes noncitizen voting problem, but weak systems still let too many slip through
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A government review of voter rolls has uncovered a limited but real number of possible noncitizen registrations, resulting in around 160 arrests and a small set of criminal cases, even though earlier estimates were much larger.
The administration has stepped up its review of voter registration data to identify noncitizen voters, but the investigation has so far produced far smaller numbers than the early estimates suggested. Homeland Security Secretary Markwayne Mullin initially reported 250,000 noncitizens on voter rolls in four Democratic-led states, though later "high-confidence" matches and further analysis cut those figures down.
The Department of Homeland Security (DHS) says it has examined more than 100 million voter records nationwide and identified 300,000 "potential" noncitizens. By mid-September, DHS had opened 1,620 investigations and reported roughly 160 arrests, a combination of criminal charges and immigration proceedings. > "The number of arrests of aliens who unlawfully registered and voted continues to increase daily as the Trump Administration enforces the law," a DHS spokesperson told CNN, underscoring that enforcement is moving forward even if the data is messy.
Justice Department prosecutors have pursued a limited number of cases. In California, acting Deputy Attorney General Trent McCotter announced two dozen criminal cases alleging illegal voting, while the state’s Secretary of State Shirley Weber’s office has issued about 300 grand-jury subpoenas since August. Overall, only 23 cases have been filed in California during the current term, and similar or smaller numbers have been reported in other states. Most defendants are legal permanent residents charged with false statements on naturalization forms rather than direct voting violations, showing how often the problem is entangled with broader immigration fraud.
Analysts note that many of the matches stem from flawed data-matching tools such as the Systematic Alien Verification for Entitlements (SAVE). The tool compares voter lists with federal immigration records, but its initial matches often shrink after state officials verify citizenship status. In Texas, an initial list of 2,724 potential noncitizens was reduced by more than 500 after adding passport data, and further verification confirmed most individuals as citizens. Similar verification in Arizona reduced an alleged 137 noncitizen voters to eight after state review.
Election officials and experts say prosecutions are difficult because intent must be proven, and software glitches can unintentionally place noncitizens on voter rolls. While the federal effort continues, the confirmed scale of noncitizen voting remains far below the claims that it could sway election outcomes, but the cases that do surface highlight why tighter controls are needed.