26f8fc6e_rization___Controller_s_Office__Characterization_of_Group
[Classification] Undocumented Aliens [Notes] Not eligible for any work in the U.S. Employer not liable to any punishment if these aliens have been employed for same employer since before November 7, 1986 [Characterization of Group] 
Those who entered the U.S. illegally or who lost legal status and are not eligible for legalization
Visa Classifications and Work Authorization | Controller's Office
Characterization of Group