Who is Mexican by birth
Mexico's Constitution decides this, and it changed in 2021. The reform published in the Diario Oficial de la Federación on May 17, 2021 rewrote Article 30, section A, fraction II to read: those born abroad who are children of Mexican parents, of a Mexican mother or of a Mexican father. The earlier requirement that the Mexican parent be born in Mexico is gone, so a child born in Florida to a Mexican parent who was also born abroad is Mexican by birth too.
Registering the birth doesn't grant nationality; it documents it. That record is what lets your child get a Mexican passport, a CURP, and Mexican identity documents later. Mexico doesn't require your child to give up U.S. citizenship.
Route 1: registering at a Mexican consulate in the U.S.
Let's be straight with you: for this route, most families don't need anything from us. The Mexican consulate in Miami's Registro Civil page asks for a certified copy of the local birth certificate and only requires legalization or an apostille when the certificate was issued in a different country from the one where you're registering. It also says no translation is requested for documents issued in English. A Florida certificate presented at a Mexican consulate in the U.S. generally needs neither. Registration is free.
What can trip you up is the type of certificate. Some consulates, such as Atlanta, ask specifically for the long-form certificate showing the place of birth and the parents' names and nationalities. Order the version that lists the parents from the Florida Bureau of Vital Statistics, a county health department or VitalChek, and check your consulate's current list, including whether both parents must appear and what ID and Mexican documents the parents need to bring.
Route 2: inserción at a Registro Civil in Mexico
If you register the birth directly in Mexico instead, through an inserción de acta extranjera, the rules change. Each state and municipality publishes its own list, but the pattern is consistent. One municipal example in Morelos asks for the foreign birth certificate apostilled and translated by a perito traductor authorized by the state's Tribunal Superior de Justicia, an updated certified copy of the Mexican parent's birth certificate, IDs, and a special power of attorney if someone files on your behalf.
The same inserción procedure is used for Florida marriages and deaths. A marriage certificate signed by the State Registrar or a Clerk of the County Court, apostilled and translated, is the standard input. Divorces are proven with the clerk-certified final judgment.
Families use this route when they're already living in Mexico, when a consulate appointment isn't practical, or when a relative in Mexico is handling the paperwork with a power of attorney.
Preparing each Florida document
- Birth certificate. Must be issued by the Bureau of Vital Statistics or a county health department and signed by the State Registrar. We don't accept vital records certified before 2014, because the signature on file must be the current State Registrar's. See birth certificate for Mexico.
- Marriage certificate for an inserción de matrimonio or a spouse's residency. See marriage certificate for Mexico.
- Divorce judgment or name-change order. Certified by the Clerk of Court, either with original wet-ink certification or the clerk's official e-certification. See court records.
- Power of attorney for a relative or lawyer filing in Mexico. A complete Florida notarial certificate is required. Get the registry's or notario's wording first. The Mexican consulate in Miami also grants poderes notariales as a notary for use in Mexico, so compare routes. See power of attorney apostille.
- Travel consent for a dual-national child. Mexican consular guidance, such as this page from the consulate in Montreal, explains that Mexican minors leaving Mexico alone or with someone other than a parent or guardian need an exit authorization, and that a permission signed abroad must be apostilled or legalized and translated into Spanish. Once your child is registered, those rules apply to them. See travel consent letter apostille.
Translation: perito traductor, or none at all
Our general rule for translations used abroad is that the translator certifies the translation, signs before a different notary, and the notarized translation gets its own Florida apostille. Mexico is a country that often requires something else instead: a translation by a perito traductor authorized by a state's Tribunal Superior de Justicia. Registro Civil inserción and notario work in Mexico usually expect that perito translation, and a Florida translation won't carry the authorization, however good it is.
At the other end, the Miami consulate doesn't ask for a translation of English-language birth certificates, and current SEP guidance published by the Mexican Embassy in Canada says a free translation is enough for school revalidation. Ask the receiving office before paying anyone. When a perito translation is needed, it comes after the apostille, and the perito should translate the apostille page too unless the office says otherwise.
Where Florida-to-Mexico files get stuck
The problems we see aren't exotic. They're small mismatches that a Mexican registrar won't wave through:
- Surnames. A Florida certificate may show a hyphenated or single surname where the Mexican acta shows two. The apostille doesn't fix or explain that. Ask the registry what it accepts before you order, whether that's a corrected Florida record or supporting documents.
- A father added later. If paternity was added after birth, order the amended certificate that shows it. An older copy without the father won't support registration under his line.
- Hospital keepsake certificates. They aren't vital records and can't be apostilled or registered.
- Old copies. A certificate from the baby-book folder is probably pre-2014. Order a fresh one.
Order of operations and timing
For the consulate route, the order is short: certified long-form copy, appointment, registration. For inserción in Mexico, sequence matters:
Pick the route
Consulate in the U.S. (usually no apostille) or Registro Civil in Mexico (apostille plus perito translation).
Get the registry's own list
Requirements vary by consulate and by municipality. Print the current one.
Order the right certificate
A long-form Florida birth certificate certified in 2014 or later, with the parents listed.
Check names
Both surnames of the Mexican parent should match their Mexican acta. Fix discrepancies before the apostille.
Apostille in Florida
We file in person in Tallahassee and return documents in 5–7 business days. Mail filing yourself commonly takes several weeks.
Perito translation in Mexico
After the apostille, by a translator on that state court's list.
File the inserción
In person, or through a representative holding an apostilled Florida POA.
Cost and checklist
Pricing on our side: $220 for one document, $380 for two, and $160 each for three or more, including the state fee and FedEx inside the U.S. Certified-copy fees and notarization are extra; online notarization for a POA is $40 for the first document ($10 notarization fee + $30 technology platform fee) and $20 for each additional one. Shipping finished documents to Mexico is a flat $100 per order.
- Route chosen: Mexican consulate in the U.S. or Registro Civil in Mexico.
- Consulate route: long-form certified copy, no apostille unless your consulate's list says otherwise.
- Inserción route: apostilled certificate plus perito traductor translation.
- Birth certificate certified in 2014 or later, signed by the State Registrar.
- Mexican parent's surnames match across Florida and Mexican records.
- POA wording approved by whoever will use it in Mexico.
- Travel consent planned for trips where the child leaves Mexico without both parents.
- Shipping to Mexico? Add $100 per order.