Visiting Mexico: requirements for tourists (visa, etc.)

Timatic says

"If you are traveling anywhere overseas, even to Canada, the Caribbean or Mexico, you now need a passport to board an international flight and to enter any country. In general your passport must be valid for at least six months after the date you enter a foreign country."

And

/ 22AUG10 / 0127 UTC

National U.S.A. (US) /Destination Mexico (MX)

Mexico (MX)

Passport required.
- Passport and/or passport replacing documents must be valid
on arrival.
- Warning: if departing from the USA (regardless of any

destination passport exemptions), a valid passport and/or

accepted departure document (TIRULES/R9) is required by
the US immigration authorities.

Passport Exemptions:

- Holders of a US Passport Card, provided arriving
from/departing to a country other than the USA..

Visa required, except for A stay of max. 180 days:
- for nationals of U.S.A.;

Minors:
- Minors under 14 years of age, when travelling alone, should
be met by an adult.
Additional Information:

- Visitor must hold a FMM form issued to each passenger free
of charge by airlines, travel agencies or on arrival.
Warning:
- Non-compliance with entry regulations will result in fines

for carrier, For details, click here

CHECK TINEWS/N1 - UNITED KINGDOM: CHILD VISIT VISA


Timaticweb Version 1.3
22 August 2010"

You can easily access Timatic Web via Delta Airlines' site here.