Blog· 4min July 18, 2025
This past weekend marked a major moment in the evolution of U.S. payments: the successful ISO 20022 migration of the Fedwire Funds Service. After years of planning and preparation, the cutover went smoothly—an impressive feat given the complexity of the change and the scale of the ecosystem involved.
But while the industry collectively takes a well-earned breath, it’s important to recognize what this milestone really represents: the start of a new chapter, not the end of the journey.
Let’s be honest. Many banks, understandably, approached this migration with a tactical mindset. They needed to be compliant by the deadline, and the focus was on minimizing risk and disruption. That meant temporary workarounds, surface-level changes, and point solutions that enabled existing systems to ingest ISO-format messages—but not necessarily use them to their full potential.
That was the right move for the moment. But now that the dust has settled, banks should be asking: What next?
The richness of ISO 20022—the structured data, the extended fields, the interoperability—is a massive opportunity for banks. But it’s also an invitation to rethink legacy infrastructure. Taking full advantage of ISO means more than just translating messages. It requires modern systems that are flexible, future-proof, and ready to scale with evolving standards.
And evolution is coming. The Federal Reserve has already signaled upcoming maintenance releases for 2026 and 2027. These aren’t optional. They will require banks to adapt yet again. Institutions relying on tactical or hardcoded solutions today will likely face significant cost and complexity during those future upgrades.
That’s where Form3 comes in.
We’ve built a cloud-native, API-first payments platform that absorbs the complexity of messaging standards—so you don’t have to. Our ISO 20022-native APIs are designed to be schema-flexible, meaning you can opt into enriched data when you’re ready, and stay compliant with minimal disruption when updates come down the line.
No breaking changes. No rushed transformations. Just a clean, controlled path to modernization.
The Fedwire ISO 20022 migration showed what the industry is capable of when it rallies together. But to thrive in the next phase—when it’s not just about compliance, but about capability—banks will need more than stopgap solutions. They’ll need modern infrastructure, agile partners, and a mindset that sees change not as a burden, but as an opportunity.
At Form3, we’re here to help you make that leap—with less pain, more control, and a platform built for what’s next.
Written by
Miriam Sheril is the Head of Product in the US at Form3 with responsibility to build out and enhance Form3’s product capabilities in the US, focusing real time payments and other rails such as the Federal Reserve’s FedNow service and The Clearing House’s RTP service. Miriam comes with more than 13 years’ experience in financial services, where she focused on product and software development and management. She joins Form3 from the Federal Reserve Bank, where she was most recently the FedNow Core Product Manager Lead AVP, responsible for the design and build of the FedNow product since its inception.