The Justice Department has finalised an agreement to share sensitive voter registration data with the Department of Homeland Security. The deal, confirmed by a DHS official, creates a direct channel between election records and federal immigration enforcement.
Why it matters: for the first time, voter rolls collected under civil rights law will be screened through an immigration database, linking the act of registering to vote with potential immigration investigation.
How the system works
DOJ’s Civil Rights Division has been demanding voter rolls from all 50 states since early 2026. Seventeen mostly Republican-led states have complied so far. The data includes names, addresses, dates of birth, and in some cases driver’s licence numbers and partial Social Security numbers.
DHS will run the records through its Systematic Alien Verification for Entitlements (SAVE) database. Voters flagged as potential non-citizens are referred to ICE’s Homeland Security Investigations for further action, according to US Citizenship and Immigration Services spokesperson Matthew Tragesser.
The case for the programme
Administration officials say the effort targets illegal voter registration, not eligible voters. The White House argues that non-citizen voting, while rare, undermines election integrity and must be identified and prosecuted.
Supporters in Congress point to isolated cases of non-citizens found on state voter rolls as justification. They argue that cross-referencing with immigration data is a reasonable step to protect the electoral process.
The case against
Critics say the SAVE database was never designed for this purpose and is riddled with errors. According to a 2024 DHS Inspector General report, SAVE frequently returns incorrect results for naturalised citizens, potentially flagging eligible voters as non-citizens.
Civil liberties organisations warn the programme will deter immigrant communities from registering to vote, even when they are fully eligible. The ACLU called it “a voter intimidation scheme dressed up as election security.”
DOJ’s own chief privacy officer for the Civil Rights Division, Kilian Kagle, resigned in recent days as the data-sharing plan moved forward. The department has not issued any public privacy assessment or notified courts overseeing related litigation about the arrangement.
What happens next
The programme faces legal challenges in dozens of states where DOJ’s data demands are being contested in court. Democratic attorneys general have argued the department lacks authority to compel voter roll disclosure for immigration purposes.
States that have refused to hand over data could face federal lawsuits. The outcome will likely shape whether voter registration data remains under state control or becomes part of a federal immigration screening infrastructure ahead of November’s midterm elections.