The purchase gets recorded even when the money came in badly, and that is the trap: the deed is registered and the investment is not. A Mexican buyer discovers the gap when it is time to sell or to move funds out, which is when it can no longer be fixed without a procedure.
This is not the same as proving where the money came from. Proving the source is the due diligence the real estate sector is required to carry out and which the UIAF explains. Registering foreign investment is an exchange-control operation: the funds have to enter through the regulated foreign-exchange market with their declaración de cambio (exchange declaration), through an authorised intermediary, and the Banco de la República is the body that states how it is registered, under which heading and in whose name. What decides money is the name: whoever sends the funds, whoever appears on the escritura and whoever holds the registration must be the same party, because that registration is what later supports the operation in reverse. And if the money goes into a patrimonio autónomo (a trust estate) before reaching the deed, there is one more check: that the fiduciaria exists and is supervised, which you verify at the Superintendencia Financiera and not in the project brochure.
Two currencies are called pesos in this transaction, so always say which one you mean: the contract is signed in Colombian pesos while the money leaves in Mexican pesos. The transfer is converted, enters through the regulated exchange market with its declaración de cambio and is registered as foreign investment with the Banco de la República, which is who to ask about how and in whose name. The poder for signing from abroad is granted before a Colombian consul in the city where you live or before a notario público and then apostilled, and which of the two the Cartagena notaría wants is confirmed with that notaría and with the Cancillería before you fly anywhere to sign. Visa rules and the cédula de extranjería are not the same for every nationality and belong to Migración Colombia: entering without a visa to visit the city and settling in it are two different situations. The tax question to settle with an accountant in each country is whether a treaty exists between Colombia and your country and what it says about rental income and about ganancia ocasional.
Serena del Mar runs on rules of its own. The land is developed under a plan parcial, a master plan adopted by District decree, and that decree, not a general reading of the POT, the city land-use plan, is what sets uses, land transfers to the city and development obligations for a given lot. So the document to request here is the adopting decree with its drawings; the land-use certificate that serves in a settled neighborhood is not enough. The second difference is a layer of private government that exists nowhere else: the ciudadela, the master community, has its own statutes, an architectural committee and design rules governing façades, fences and renovations, and those rules follow the property on resale, binding a buyer who never negotiated them. The third is the counterparty: you usually deal with the developer or with a fiduciaria, a trust company, administering the stages, and the unit's registry record descends from a very large parent parcel subdivided in phases, so title is verified upward, to the matriz, the parent record, and to the deeds transferring land to the District. Infrastructure was built by the developer: what matters is whether it has been handed over to the utility or is still privately held.
What is specific to Serena del Mar
A city planned from scratch along the Anillo Vial, with its own street grid, institutional amenities and phased stages. There are tower apartments, condominium houses and serviced lots, and what is on offer depends on which stage is open. It has direct access from the Anillo Vial and a transport terminal on the city's northern side.
- which stage of the master plan the property sits in, because the development obligations and infrastructure timelines differ between them
- which amenities are actually built and which are merely approved, a distinction the sales office does not always draw
- how the master-community dues work alongside the individual complex's dues, which are two separate charges that add up
What to verify, step by step
- Before transferring anything, ask the Banco de la República which channel the funds must use, which declaración de cambio supports them, under which heading an investment in real estate is registered and in whose name the registration ends up.
- What a Mexican buyer has to settle with their bank and with the intermediary before the first transfer: that every figure in the contract says which peso it is in, and that the transfer is registered as foreign investment with the Banco de la República; whether they want a power of attorney before a Colombian consul or an apostilled notarial one, asked of the notaría and the Cancillería and whether a treaty exists between Colombia and your country, and what it says about rental income and about ganancia ocasional, with an accountant in each country.
- Ask the foreign-exchange intermediary in writing for proof of the operation and a copy of the exchange declaration, and keep them with the deed: that is the support you will be asked for years later.
- If the money enters a patrimonio autónomo or a project trust in Serena del Mar, verify at the Superintendencia Financiera that the fiduciaria exists and is supervised, and confirm the destination account belongs to the trust estate and not to the developer.
- Assemble the source-of-funds documentation the UIAF sets out as the sector's duty, because the broker and the notaría are required to request it and the closing stops without it.
- Confirm that the name and identification number on the transfer, on the promesa and on the deed match exactly, and correct any difference before signing.
Mistakes that cost money
- Wiring outside the regulated exchange market because the ordinary transfer arrived sooner. The purchase records anyway and the investment goes unregistered.
- Letting a relative or an account in another name send the money. The registration follows whoever sent it, and that name has to be the one on the deed.
- Confusing source-of-funds evidence with exchange registration. They are two duties before two different authorities, and meeting one does not cover the other.
Frequently asked questions
- How is this different from proving the source of funds?
- Source of funds is the due diligence the UIAF explains and which the broker and the notaría require. Exchange registration sits with the Banco de la República and is what supports the investment. You need both.
- Can a Mexican buyer register the investment after signing?
- That is precisely the question to put to the Banco de la República before transferring, because a later correction is a separate procedure. Do not decide it on what the seller tells you.
- Who do I ask whether the project's trust company is sound?
- The Superintendencia Financiera, which is who states whether that company exists and is supervised. Before transferring money to a trust estate, that check comes first.
Where to check it
- Banco de la República — registration of foreign investment and the official exchange rate
- Superintendencia Financiera de Colombia — whether a trust company exists and is supervised, before transferring money to a patrimonio autónomo
- UIAF — the anti-money-laundering obligations that apply to the real estate sector
- Cartagena de Indias — the rules of the municipality Serena del Mar belongs to
Official bodies. Specific figures are requested there, not copied from a listing.
Updated 2026-11-06
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