Aides to several senators in the group said that a biometric card would be used only for employment verification and that it wouldn't become a mechanism for linking other personal data or replacing drivers' licenses.

WSJ: Senators in Immigration Talks Mull IDs for All Workers

Julie Pace, an immigration lawyer from Phoenix, said she previously opposed a biometric card but would now support it as part of a broader immigration overhaul, arguing it would make worker verification more accurate.

WSJ: Senators in Immigration Talks Mull IDs for All Workers