You have found a colonial house in Mérida or an apartment in Mexico City, and the seller says the paperwork is «almost done.» Or your Mexican spouse’s family has lived in the same home for decades, and on paper it still belongs to a grandparent. We see both situations all the time. In Mexico, the person living in a property is often not its registered owner. Here is what it takes to fix property title in Mexico, in plain terms.
What does «not in your name» actually mean?
Ownership of real estate in Mexico is proven by a public deed (escritura pública) signed before a notary and recorded at the state’s Public Property Registry. A private contract won’t do it. Neither will a stack of receipts or twenty years of paying the property tax. Until title is fixed, you usually can’t sell safely, get a mortgage or pass the property to your heirs without extra steps.
Most cases we review start in one of a handful of ways. A private sale was never taken to a notary. The seller vanished or died before signing the deed. Someone inherited the house but the estate was never processed. Or the land was simply never recorded at the Registry.
The usual ways to fix it
A voluntary deed. If the seller, or the seller’s heirs, can be found and will sign, you go to a notary and sign the deed. That is the quickest route. The notary checks taxes, liens and permits before closing.
A lawsuit to compel the deed. Say you have a valid purchase contract and you paid, but the seller won’t sign or can’t be found. A court can order the seller to sign, and if the seller still refuses, the judge signs on the seller’s behalf. Everything turns on proving the contract and the payments, so keep every transfer record.
Acquisitive prescription (adverse possession). No contract, or a weak one? Long-term possession can become ownership. In Mexico City, this generally requires five years of possession in good faith or ten years in bad faith, and the possession must be as an owner, peaceful, continuous and public. Yucatán and the other states have their own rules, so the analysis always depends on where the property sits. If the court rules in your favor, the judgment is recorded and the property goes into your name.
First registration (inmatriculación). A property that was never recorded has no registered owner to sue. In that case a separate procedure, administrative or judicial depending on the facts, opens its first entry at the Registry.
Unprocessed inheritances. When the registered owner has died, the estate usually has to be opened, before a notary where the law allows it or before a court, so the heirs are named and the property is formally transferred. Often this comes bundled with a later private sale by one of the heirs, and both problems need solving.
Mexico City and Mérida are not the same
Each Mexican state has its own civil code, its own procedures and its own registry. In Mexico City, filings go to the city’s Public Property and Commerce Registry and lawsuits are heard by local civil courts. In Yucatán, the Public Property Registry and the Cadastre both sit within INSEJUPY, the state institute for property legal certainty. Around Mérida we regularly run into older properties with outdated records, boundaries that don’t match what is actually on the ground, and land that was once part of an ejido. You want those questions answered before you sign anything, not after.
A few habits that save foreign buyers trouble
Don’t treat a private contract as if it were a deed. Ask for a recent Registry certificate showing the registered owner and any liens, and check that property tax and water are paid up. If the seller promises the title will be «sorted out after closing,» stop and get an independent review. Keep every receipt, contract and photo; if you ever end up in court, those documents are your evidence. And be wary of anyone who guarantees a result or a date. Timing depends on the court, on finding the other parties and on the quality of the proof.
Talking to us about your property
Grupo ASA is a bilingual firm with offices in Mexico City and Mérida. If you need an English-speaking lawyer in Mérida, or legal advice in Mexico City about a property that isn’t yet in your name, we start by reviewing your documents and telling you, in plain English, which route fits and what is missing. You can read more on our real estate practice, our lawyer in Mérida page and our guide to buying property in Mérida as a foreigner.
This article provides general information about the law in Mexico City and Yucatán as of October 2026. It is not legal advice for any specific situation and does not replace a review of your documents by a lawyer. Every matter must be analyzed under current law and its own facts.