"What are the current penalties for employing illegals?"
http://uscis.gov/graphics/shared/statistics/standards/stdfdef.htm (See Employer Sanctions)
http://commdocs.house.gov/committees/judiciary/hju21911.000/hju21911_0f.htm (See congress critters hard at work)
They'll whack your pee-pee then take away your birthday.
It would really help if they just made the laws simpler.