Certain temporary visitors holding expired nonimmigrant visas who seek to return to the U.S. may be admitted at a U.S. port of entry by Customs and Border Protection through Automatic Revalidation including:
Non-immigrants who departed the U.S. for brief travel to Canada, Mexico, or an adjacent island, except Cuba for 30 days or less;
Non-immigrants with a valid/unexpired admission stamp or I-94 record endorsed by DHS;
Non-immigrants with a valid/unexpired Form I-20;
Non-immigrants from countries not on the State Sponsors of Terrorism list.
For more information on about automatic revalidation provisions and reentry to the U.S., please visit the International Visitors webpage on the CBP website. Students and Exchange Visitors should review important additional information about travel outside the U.S. and reentry procedures on the DHS Immigration and Customs Enforcement (ICE) website.