Since the institution of the Western Hemisphere Travel Initiative, many
travelers have questions about passports when planning to travel to Mexico.
In general, a passport or other WHTI-approved
document is required for travel beyond the border zone of Mexico and
for re-entry into the United States. Such documents include an enhanced driver's license, SENTRI card, FAST card and the Global Entry Card.
The answer to the questions below will provide you with more specific information about passports for travel to Mexico.