Embora o México ofereça entrada sem visto a cidadãos de muitos países, as autoridades de fronteira podem solicitar informações sobre itinerários, incluindo provas de viagens (ênfase adicionada):
Instituto Nacional de Migración
Countries and regions that do not require a visa to travel to Mexico
The nationals of the following countries or regions do not require a visa to travel to Mexico and apply for admission as a visitor without permission to perform remunerated activities.
In the migratory review filter, they must present:
- Passport or identity document and valid travel that is valid according to international law.
- FMM duly completed.
The immigration authority may request the foreign person to verify the reason for their trip, by means of any of the following documents:
a) Hotel reservation, return tickets (itinerary), tour tickets (itinerary).
b) A mandate letter in Spanish language of the parent company, subsidiary or foreign subsidiary that indicates that the foreign person is employed by it and that the payment of the services it will provide in the national territory will be paid by the same.
c) Copy of the technology transfer contract, patents and trademarks, purchase and sale of machinery and equipment, technical training of personnel, or any other related to the production process of a company established in Mexico or linking to the foreign party with the Mexican party, or proof of appointment by the shareholders' meeting of companies legally established in Mexico.
d) Letter from an organization or public or private institution inviting the foreign person to participate in any unpaid activity in the national territory, state the purpose of the visit and the estimated time of stay. In the event that the organization or institution pays the expenses of travel and permanence of the foreign person in the national territory, a responsive letter must be attached.
e) Letter of invitation or acceptance from an institution belonging to the National Educational System to carry out courses, studies or research or training projects for a maximum period of one hundred and eighty days.