Government Agencies

International Revenue Service (IRS)

• Publication 519: Tax Guide for Aliens

U.S. Department of State

• General Visa Information
• Bureau of Educational & Cultural Affairs
• Foreign Consular Offices in the U.S.
• ECFMG

U.S. Department of Homeland Security (DHS)

• U.S. Customs & Border Protection (CBP)
  • CBP Nogales Port of Entry
  • CBP Border Crossing Wait Times
• U.S. Citizenship & Immigration Services (USCIS)
  • USCIS Tucson Sub Office
  • USCIS Forms and Fees
  • USCIS Case Status Search Page
• U.S. Immigration & Customs Enforcement (ICE)
  • ICE US-VISIT
  • ICE Student and Exchange Visitor Program (SEVP & SEVIS)