If you’re an American resident planning an international move from Chula Vista to Tijuana, it may seem like an easy 30-minute drive; however, there are a few things to keep in mind when taking up residency over the border: Be sure to visit the Mexican Consulate in San Diego to file for a visa months in advance. If you’re moving temporarily and don’t plan to work in Mexico, you can stay as a tourist for up to six months.4 Make sure your passport is valid and up to date. Find work and housing before moving, if possible.