You do have some recourse provided by Congress in 1998
http://www.mnforsustain.org/immigration_hiring_law_excerpts_from_us_code.htm
Good Research, any input on case law in which citizens have sued for triple damages? I'm thinking, every member of the Chicago Board of Alderman who designated Chicago as a sanctuary city is guilty of criminal enterprise and rackateering under this statute and thus subject to civil penalties and treble damages of millions.