Yes, after five years of legal residency, you can apply for Mexican citizenship through naturalization at the Secretaria de Relaciones Exteriores.
Who Qualifies for Mexican Citizenship?
Mexico grants citizenship through naturalization to foreigners who have held legal residency for at least five consecutive years. That clock starts from your first residente temporal card. Temporary and permanent residency both count toward the five years.
Two groups get a shorter path. If you are married to a Mexican citizen, the requirement drops to two years of legal residency. If you have a Mexican-born child, it is also two years. In both cases, you still need to meet every other requirement.
There is a physical presence rule on top of the residency clock. You must have been physically in Mexico for at least 18 of the 24 months before you apply. SRE checks your entry and exit records. If you spent seven months in the U.S. during that window, you do not qualify yet.
Does Mexico Allow Dual Citizenship?
Yes. Mexico has allowed dual nationality since a 1998 constitutional reform. You do not have to give up your U.S. passport to become Mexican. The U.S. also permits dual citizenship. Neither country forces you to choose.
One practical rule: U.S. law requires you to enter and leave the United States on your U.S. passport, even if you also hold a Mexican one. In Mexico, use your Mexican passport or INE for domestic identification. Carry both when you cross the border.
What Does the Process Look Like?
The entire process runs through the Secretaria de Relaciones Exteriores (SRE), Mexico’s foreign affairs ministry. This is a federal process. It works the same whether you live in Tijuana, La Paz, or anywhere else in Baja.
Step 1: Gather Your Documents
Start with your valid passport and your current INM residency card. Bring originals and two copies of each. You also need a letter from INM listing your entries and exits over the past two years. Add criminal record certificates from both federal and state authorities. Include proof of address (a utility bill or bank statement works) and four passport-sized photographs.
Every document not originally in Spanish needs an official translation. SRE only accepts translations by a perito traductor, a certified translator registered with the state court.
Step 2: Book Your Appointment at SRE
Schedule an appointment through the SRE website at citas.sre.gob.mx. In Baja California, the main office is in Tijuana at Centro Comercial Pavilion, Av. Paseo de los Heroes 9111, 2nd floor, Zona Centro. Hours are Monday through Friday, 9:00 a.m. to 1:00 p.m. for naturalization services. In Baja California Sur, the SRE delegation is in La Paz at Calle Ignacio Ramirez 3035, Col. Pueblo Nuevo, C.P. 23060.
Appointments can take weeks to get. Check the site regularly. Cancellations open up, especially mid-week.
Step 3: Submit Your Application
At your appointment, you submit Form DNN-3 (the naturalization application) along with all your documents. The application fee is 8,755 pesos, roughly $485 USD. Pay at the office or at a participating bank before your appointment. Keep the receipt.
SRE staff review your documents on the spot. If anything is missing or incorrect, they send you home to fix it. Common rejections: expired residency card, missing apostille on criminal records, or a translation done by someone who is not a registered perito traductor.
Step 4: Take the Exams
There are two tests. The first is a Spanish language evaluation. An SRE examiner hands you a stack of image cards. You pick one and describe what you see in three complete, grammatically correct Spanish sentences. You have 10 minutes. This is conversational, not academic. If you can order food, haggle at a tianguis, and explain what is in the picture, you will pass.
The second is the history and culture exam. Ten multiple-choice questions. You need eight correct to pass. You also get 10 minutes. The questions cover Mexican history, geography, famous figures, archaeological sites, regional food, and cultural traditions. Before 2018, SRE published a list of 100 possible questions and you just memorized them. That list is gone. The current exam draws from a much larger question pool.
Study resources exist. The website quierosermexicano.com offers practice exams modeled on the real test. Local immigration attorneys in Tijuana and La Paz often run prep sessions for clients.
Exemptions: if you are over 60, you skip the culture and history exam. If you are from a Latin American country or Spain, you skip the Spanish language evaluation.
Step 5: Wait for the Decision
After your exams and document submission, SRE sends your file to Mexico City for review. The background check and processing take six to twelve months. Some applicants report waiting longer. There is no way to expedite it. SRE does not provide status updates by phone. Check the SRE portal or ask your immigration attorney to follow up.
Step 6: Attend the Ceremony
When approved, SRE schedules you for a citizenship ceremony. You stand before an SRE official, raise your right hand, and swear loyalty to the Mexican Constitution. You renounce allegiance to any other country. This sounds alarming if you are American, but it is a Mexican legal formality. It does not affect your U.S. citizenship. The U.S. does not recognize foreign renunciation oaths as valid unless you formally renounce at a U.S. consulate, which you are not doing.
After the ceremony, you receive your Carta de Naturalizacion, your naturalization certificate. This is the document that proves you are Mexican.
What Can You Do With Mexican Citizenship?
Vote in Mexican elections. Own property in the restricted zone (within 50 km of the coast or 100 km of the border) without a fideicomiso trust. Work without a permit. Access government programs reserved for citizens. Get an INE voter ID, which functions as the most widely accepted form of identification in Mexico. Apply for a Mexican passport.
For Baja residents, the property rule matters most. Coastal property in Rosarito, Ensenada, La Paz, or Los Cabos currently requires a fideicomiso if you are a foreigner. That trust costs $500 to $1,000 USD per year in bank fees. As a Mexican citizen, you own the property outright. No trust. No annual fee.
What Are the Common Mistakes?
Counting years from your tourist visa. The five-year clock starts when you receive your first residente temporal card. Time spent on an FMM tourist permit does not count.
Leaving Mexico too often. The 18-out-of-24-months physical presence rule catches frequent border crossers. Track your entry and exit stamps. If you cross to San Diego every weekend, add up the days.
Using a non-registered translator. SRE only accepts translations done by a perito traductor certified by the state court. A bilingual friend, a notary, or an online translation service does not count.
Skipping exam prep. The culture test is harder than it sounds. Eight out of ten on questions about pre-Hispanic civilizations, regional gastronomy, and 19th-century Mexican history is not something you can wing. Study for at least two weeks.
Assuming the ceremony renounces your U.S. citizenship. It does not. Both Mexico and the U.S. allow dual nationality. The oath is a Mexican legal requirement, not a U.S. legal event.
Regulations and government processes change. This article reflects information current as of March 2026. For advice specific to your situation, consult a licensed immigration consultant or contact the relevant government office directly.