The Marin County Sheriff’s Office illegally shares license plate data with Immigration and Customs Enforcement and hundreds of out-of-state law enforcement agencies, according to a lawsuit filed last week by the American Civil Liberties Union on behalf of local activists.
The sheriff’s department uses automatic license plate readers, or A.L.P.R.s, to capture photographs of vehicles, then shares the information through a private database that can be accessed by agencies nationwide, including ICE. Attorneys with…