Applicants of this visa have the intention of boarding a connecting flight from Mexico to their destination country. A visa is not actually required to transit through Mexico on the way to another destination, as long as the connection time does not exceed 24 hours . The situation also applies if the applicant's flight arrangement is nonstop, without intermediate stops within Mexican territory. The traveler must be in possession of a valid passport . A round-trip or onward ticket, and a valid visa for the next destination must also be presented. On arrival into Mexico, the traveler is escorted to the transit hall of the Mexico City International Airport. The traveler will remain in custody of an agent of the National Immigration Service who holds passports and/or travel documents until the passenger boards the connecting flight. Holders of this visa are not allowed to work or study while they are in the country. If you are a minor, a letter of consent signed by both your parents should be provided. The original copy of your birth certificate is also required. All travelers are advised to be vaccinated against yellow fever before departing their country. The Mexico transit visa cannot be extended beyond 30 days.