To return in to the us from mexico, what papers i have to show to the official in the border?

Question

starting January 31th 2008

Answer 1

since 2007 Americans need a passport to get back in to the US.  if you don't have US citizenship, you need a passport from your country and a visa to re-enter legally.

Answer 2

toilet paper!

Answer 3

If you are crossing by land or sea, you don't have to have a passport yet. What started on 1/31 was the need to PROVE your citizenship rather than just verbally stating it.  So what you need to have is either a passport or your U.S. driver's license along with your birth certificate.

You can read the new regulations here:

http://travel.state.gov/travel/cbpmc/cbp...

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Answer 4

You're passport and green card if you're a resident.

Answer 5

If u have a passport thats all...if not a license with ur birth certificate will do!

Answer 6

Passport