Supreme Court Allows Trump Administration to Use Expanded SAVE Database for Voter Citizenship Checks

The Supreme Court has granted an emergency request from the Department of Justice, allowing the Trump administration to resume using a modified federal immigration database to check the citizenship status of registered voters.

The 6-3 decision, issued Friday, pauses a lower court injunction that had blocked the expanded Systematic Alien Verification for Entitlements (SAVE) system over privacy violations. The ruling delivers a significant procedural victory to the administration just weeks before the midterm elections, clearing the way for states to run bulk citizenship checks on their voter rolls using federal data.[1][3][4]

Originally created in 1986 to verify the immigration status of individuals applying for government benefits, the SAVE database was fundamentally overhauled following a 2025 executive order by President Donald Trump. The Department of Homeland Security linked the legacy system with Social Security Administration records, significantly expanding its scope and the sensitivity of the data it processes. The modification allowed state election officials to conduct bulk searches of their entire voter registration lists to identify potential noncitizens, shifting the tool from individual benefit verification to mass election administration.[1][3]

The legal dispute centers on whether that expansion violates federal law. In June, U.S. District Judge Sparkle Sooknanan blocked the expanded system, ruling that the administration had "knowingly trampled on the privacy rights of American citizens in a manner that threatens the sacred right to vote." Sooknanan found that the aggregation and disclosure of sensitive data violated the Social Security Act and the Privacy Act. The D.C. Circuit Court of Appeals subsequently denied the administration's request to pause that injunction, prompting the emergency appeal to the Supreme Court.[1][3]

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In an unsigned order, the Supreme Court's conservative majority stated that the federal government has a statutory obligation to respond to state and local election officials seeking to verify voter citizenship. The justices wrote that the plaintiffs' claims regarding privacy law violations "likely lack merit" and that the lower court's order prevented the government from using the tool it deemed best suited for the task. The majority concluded that the government would suffer irreparable harm if the injunction remained in place while the litigation proceeded.[3][4]

Justice Ketanji Brown Jackson, joined by Justices Sonia Sotomayor and Elena Kagan, issued a sharp dissent criticizing the majority's calculus. Jackson argued that the court disregarded the tangible harm the modified system causes to lawful voters who are incorrectly flagged. "In my view, however, the harm caused by burdening or disenfranchising even a few lawful voters outweighs the nonexistent harm that the Government experiences when it is prevented from taking an action that it likely lacks the authority to take," Jackson wrote.[1][2]

Voting rights groups, led by the League of Women Voters, have consistently warned that the overhauled SAVE system is unreliable for election purposes and disproportionately flags naturalized citizens. Because the database relies on historical records that may not reflect a recent change in citizenship status, it generates false positives. In Travis County, Texas, officials who investigated 97 voters flagged by the system as apparent noncitizens found that at least 10 percent—and potentially up to 21 percent—were actually U.S. citizens.[1][3]

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The immediate impact on the upcoming midterm elections, which are less than 40 days away, remains constrained by existing federal statutes. The National Voter Registration Act prohibits states from conducting systematic voter purges within 90 days of a federal election, meaning widespread automated removals are legally barred. However, states may still use the database voluntarily for individual verifications, and the ruling establishes a legal foundation for the administration's broader push to integrate federal immigration data into state-level election enforcement.[3]

The Supreme Court has granted an emergency request from the Department of Justice, allowing the Trump administration to resume using a modified federal immigration database to check the citizenship status of registered voters.

The 6-3 decision, issued Friday, pauses a lower court injunction that had blocked the expanded Systematic Alien Verification for Entitlements (SAVE) system over privacy violations. The ruling delivers a significant procedural victory to the administration just weeks before the midterm elections, clearing the way for states to run bulk citizenship checks on their voter rolls using federal data.[1][3][4]