Federal officials escalate noncitizen-voter claims against California

In July 2026, federal officials publicly singled out California as part of a wider effort to identify alleged noncitizens on state voter rolls. California Secretary of State Shirley Weber challenged the reliability of the federal claims and said the state had not received information sufficient to verify them. Later lawsuits sought records on the methodology and challenged federal pressure on states to use immigration data for voter screening. The July dispute is context for the October 48-hour ultimatum: it shows that the conflict over voter data and federal intervention had been building for months rather than beginning with one letter.