Warning A nonimmigrant who accepts unauthorized employment is subject to deportation Important Retain this permit in your possession;ou must surrender it when you leave the U.S. Failure to do so may delay your entry into the U.S. in the future. You are authorized to stay in the U.S. only until the date written on this form.To remain past this date,without permission from Department of Homeland Security authorities,is a violation of the law.Surrender this permit when you leae the U.S.:-By sea or air,to the transportation line:-Across the Canadian border,to a Canadian Official:-Across the Mexican border,to a U.S. Official Students planning to reenter the U.S. within 30 days to return to the same school,see”ArrivalDeparture”on page 2 of Form I-20 prior to surrendering this