Companies likeAmazonandMicrosofthave also offered products such as facial recognition to ICE.
The ACLU said this mass surveillance violates local privacy laws.
These automated license plate readers can photograph thousands of plates a minute.
A key part of the data collection involved requesting information from local police departments.
Still, the ACLU is calling on local law enforcement to stop sharing people’s information with ICE.
Vigilant didn’t immediately respond to a request for comment.
Originally published March 13, 10:42 a.m. PT.Update, 3:15 p.m. PT: Adds comment from ICE.