U.S. Plans Massive Biometric Expansion for Immigrants

The U.S. government has introduced a controversial new rule that would dramatically expand its authority to collect biometric data—ranging from DNA samples and facial scans to voice prints and behavioral traits—from nearly every individual involved in the immigration process. Published in the Federal Register in early November 2025, the proposal is open for a 60-day public comment period, but it is already drawing significant scrutiny from privacy and civil rights advocates.

Under current rules, biometric data collection is limited to select adult applicants, primarily for background checks or identity verification. The proposed rule, however, extends these requirements to virtually all applicants, petitioners, sponsors, and detainees, regardless of age. Children and elderly individuals—previously exempt—would now be subject to the same procedures. Biometrics would become compulsory, and noncompliance could result in automatic application denials.

The proposal redefines the scope of biometrics far beyond fingerprints and photographs. It includes DNA, iris and retina scans, facial recognition data, voice patterns, and behavioral biometrics such as gait or typing rhythm. The most controversial aspect is the routine collection of DNA, which could be stored in the national CODIS database and shared with the FBI and other law enforcement agencies for cross-referencing in criminal investigations.

Approved immigrants may face ongoing monitoring, with repeated biometric submissions during the transition from entry to citizenship. This would establish a system of continuous identity verification, effectively extending government oversight through every stage of an immigrant’s journey.

Privacy experts warn that this rule could erode civil liberties and blur the line between immigration administration and criminal surveillance. Critics argue that mass biometric collection risks misuse of sensitive genetic and facial data, particularly in the absence of strict data protection frameworks. Legal challenges are expected, with constitutional arguments centered on privacy, proportionality, and due process.

If implemented, this would mark one of the most sweeping overhauls of immigration vetting in U.S. history—transforming it from a document-based process into a permanent biometric surveillance system.