Entry Requirements for Indonesia
For British citizens, a tourist card is sufficient for visits to Mexico, so you won't require a visa. This card can be acquired upon arrival by completing an immigration form at border crossings or during flights to Mexico. Proof of departure plans may be requested by immigration officials, although it is not a formal entry requirement.
Passport Validity for Travel to Mexico
Ensure your passport is valid throughout the duration of your stay in Mexico, with at least one blank page available. Check with the embassy for further details regarding passport requirements and travel to Mexico.