Open finance compliance in Latin America: What engineering teams need to know

What Open Finance Actually Requires from Engineering Teams

An auditor from Brazil’s Central Bank walks in and asks you: “Show me every system handling customer account data, who owns it, and whether consent management is wired in.”

If your honest answer involved Slacking three teams and waiting two days, you have an Open Finance compliance gap.

Latin America’s Open Finance mandates are no longer on the horizon. Brazil’s Open Finance framework  – the most mature in the region – runs under the Central Bank’s supervision and covers payment initiation, account data, investments, insurance, pensions, and foreign exchange. Mexico’s 2018 Fintech Law established the legal foundation, with key secondary regulations still pending. Chile’s CMF issued General Standard N^o 514 under the 2023 Fintech Law, setting phased API rollout timelines. Colombia made Open Finance mandatory under Decree 0368 in April 2026. Argentina and Peru are developing their own frameworks. These aren’t pilot programs. They are live regulatory obligations with real consequences for non-compliance. 

What makes this particularly hard for engineering teams: every country’s framework sets phased deadlines for different asset categories. Chile’s framework, for example, kicks in 24 months after N^o 514’s July 2024 publication, with additional entities phased in over the following 18 months. Managing that across dozens of teams, with no centralized view of what’s built, what’s ready, and what’s missing, is a governance problem masquerading as a compliance problem. 

The burden lands on platform and engineering leaders. Legal owns the policy. Engineering owns the proof.

What Open Finance compliance requires from your engineering organization

Meeting Open Finance mandates across Latin America requires four things from your engineering organization:

1. A live inventory of every Open Finance asset: APIs, services that process regulated data, consent systems, and TPP relationships.
2. Continuous standards enforcement across the whole asset inventory, scoring each one against the criteria that apply to it.
3. Governed developer workflows so teams can scaffold new compliant assets fast without bypassing security or consent requirements.
4. Full relationship visibility across APIs, services, consent grants, data flows, and external entities.

Port is the Agentic Internal Developer Platform that covers all four. Here’s how it maps to each Open Finance requirement:

A live inventory of every Open Finance asset

Open Finance compliance isn’t just about the APIs you expose. It covers the services that process regulated data, the consent records you store, the third-party providers you’ve credentialed, and the data flows that move customer information across your stack. Each of these is an entity a regulator can ask about.

Port’s software catalog models all of them. APIs get a catalog entry with owner, dependency map, version history, and consent management status. The services that handle Open Finance data get entries that map back to the categories of data they process. Consent management systems get entries that track their integration with downstream services. Fintech and TPP relationships get entries that record access scope and credentialing status.

When a regulator asks you for your Open Finance asset register, you filter the catalog by your Open Finance tag and export. No spreadsheet archaeology required. 

Continuous standards enforcement

Open Finance regulations set standards for more than just API design. They cover how fast consent revocations propagate, whether services log access to regulated data, whether TPP credentials are reviewed on schedule, and whether your governance structures meet the regulator’s monitoring requirements.

Port scorecards let you define exactly what compliance looks like for each category of asset. 

For example:

• Does your consent system propagate revocations within the required window?
• Have this TPP’s credentials been reviewed in the last 90 days?
• Does this API have an assigned owner?
• Is consent management implemented and documented?
• Does it meet the authentication standard required by your country’s regulation?
• Are all third-party dependencies mapped?
• Has it passed a security scan in the last 30 days?

Port scores every asset against these criteria in real time. When something falls out of compliance, Port automatically opens a ticket and routes it to the service owner or Port users can define an agentic workflow for autonomous remediation. You get a live compliance dashboard – not a snapshot scrambled together before an audit.

Governed developer workflows

Governed developer workflows for any new compliant asset are a constant pressure across the region, no matter where a country sits in its rollout. Brazil finished its four-phase rollout in April 2024 and now runs a live ecosystem with over 800 participating institutions – every new asset entering the Open Finance scope still has to meet the same standards. Chile’s Open Finance System takes effect in July 2026 after a 24-month adaptation window. Mexico, Colombia, and the rest of the region are earlier in their timelines.  Whether you’re racing toward a deadline or extending a live system, teams need to ship compliant assets fast – without re-inventing consent frameworks from scratch each time.

Port’s workflow orchestrator lets your platform team build golden paths: pre-configured scaffolding templates that wire in the right authentication pattern, consent framework, and regulatory data schema by default. A team onboarding a new fintech partner runs a golden path that handles credentialing, access scoping, and audit log setup.

This cuts time-to-compliance across the whole footprint, not just the API edge – and removes the risk that teams skip regulatory requirements under deadline pressure.

Full relationship visibility

Open finance doesn’t just expose APIs to internal systems. It routes customer data to hundreds – sometimes thousands – of fintechs, third-party providers, and payment processors. It also binds every regulated data flow to a consent grant – and every consent grant to the services downstream that have to honor it. In Brazil alone, more than 800 institutions participate in the Open Finance ecosystem. In Chile, more than 480 fintechs are active.

Port’s Context Lake stores the full relationship graph: which APIs connect to which external entities, which internal services process which categories of regulated data, which consent grants gate which data flows, and which TPPs have access to which APIs under what scope.

When a fintech partner has an incident, you see your blast radius immediately. When a customer revokes a consent, you can trace every downstream service that has to honor the revocation. When an auditor asks for your third-party dependency map, your data flow inventory, or your consent ledger, Port generates each one from live data.

What this looks like in practice

Imagine a regional bank in Chile preparing for the CMF’s July 2026 Open Finance System rollout. Before Port:

1. A compliance officer Slacks engineering teams across four squads
2. Each team manually documents their APIs in a shared spreadsheet
3. The spreadsheet is reconciled against a separate wiki tracking CMF requirements
4. The wiki is circulated for review and is already out of date by the time it is approved

After Port: the compliance officer opens a single dashboard showing all 60 Open Finance APIs and services across their teams. Each API carries a live compliance score against CMF-defined criteria. Red APIs have auto-generated Jira tickets assigned to their owners. The platform team’s golden path has been used to scaffold 12 new payment initiation APIs – each pre-configured with consent management and TLS requirements baked in. Audit preparation time drops from weeks to minutes.

The fundamental Open Finance challenge

Open Finance regulations don’t ask you to document your APIs once. They require continuous proof that every regulated asset meets standards, that consent frameworks are in place, that third-party access is governed and auditable, and that new APIs and services reach compliance before their regulatory deadline.

That’s impossible to track manually across multiple asset types, multiple teams, and multiple countries with different timelines.

It requires a platform that:

1. Continuously catalogs every asset in your environment
2. Scores each one against regulator criteria in real time
3. Triggers remediation automatically when something falls out of compliance
4. Gives developers a fast, governed path to build new compliant services
5. Maintains a complete audit trail of every asset, owner, and third-party access record.

That’s Port.

Getting Started

Port connects to the tools your engineering teams already use: GitHub, Jira, PagerDuty, Datadog, AWS, Kubernetes, Wiz, and more.

If you’re an engineering or platform leader at a financial institution navigating Open Finance mandates in Brazil, Mexico, Chile, Colombia, or elsewhere in Latin America, schedule a demo or try Port yourself to see how the platform turns regulatory compliance into a continuous, measurable engineering program.