What do I need to cross the border from US to Mexico?

In addition to a valid passport, you will need a free, short-term permit known as an FMM, acquired from the Mexican authorities at the Mexican port of entry or online.



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To enter Mexico, you must have the following documents:
  • A valid passport or travel document. ...
  • A properly completed Multiple Migratory Form (FMM). ...
  • Mexican immigration officers at the port of entry may request additional documents depending on the purpose/activity of your trip.


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Prepare for Likely Questions From U.S. CBP Officials
  • Why are you visiting the United States? ...
  • Where will you be staying? ...
  • Who will you be visiting? ...
  • How long will you be staying in the U.S.? If you're coming in with an immigrant visa (have been approved for U.S. permanent residence), you won't likely be asked this.


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You must declare all items you purchased and are carrying with you upon return to the United States, including gifts for other people as well as items you bought for yourself. This includes duty-free items purchased in foreign countries, as well as any merchandise you intend to sell or use in your business.

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U.S. citizens who travel as tourists beyond the “border zone” or enter by air must fill out an Official Entry Immigration Form (FMM), which is provided by commercial airlines or at the Mexican airport of entry.

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Yes, some vaccines are recommended or required for Mexico. The CDC and WHO recommend the following vaccinations for Mexico: hepatitis A, hepatitis B, typhoid, cholera, rabies, meningitis, polio, measles, mumps and rubella (MMR), Tdap (tetanus, diphtheria and pertussis), chickenpox, shingles, pneumonia and influenza.

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All citizens of the United States must present a valid passport when entering Mexican territory by any means of transportation. There are no exceptions for minors. Stays less than 72 hours within the border area, do not require an Official Entry Immigration Form (FMM).

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Fill in the forms, print, sign and bring with you. Immigration form must be printed double sided.

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Upon arrival, Mexican immigration stamps passports, signs off on the FMM, and returns the FMM to the traveler. Leaving Mexico, the airline collects the FMM as you pass through the airport departure gate. Mexican immigration doesn't participate in the departure, and one's passport is not stamped upon exit.

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All travelers must complete a CBP Declaration Form 6059B itemizing all purchased merchandise and agricultural products. Here are your options: Complete a paper form that may be obtained at the port of entry or on the flight or cruise.

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