EPC's SCARLET Could Finally Make Your Digital ID Work Everywhere

Alejandro Martínez · 2026-10-19

Imagine walking into a store in Paris, tapping your phone, and paying with your digital ID wallet—no cards, no cash, no hassle. That's the promise behind SCARLET, the new initiative from the European Payments Council (EPC) to standardize how the EU Digital Identity Wallet is accepted for payments. It might sound like a mouthful, but it's a big deal for anyone who's ever fumbled with a wallet full of cards or worried about online payment security. ### What Exactly Is SCARLET? SCARLET stands for "Standardised Communication and Acceptance for Reliable and Easy Transactions"—a bit of a stretch, but the goal is clear: make digital identity wallets work seamlessly across Europe. The EPC, which coordinates payment schemes like SEPA, launched SCARLET to create a common set of rules so that merchants, banks, and payment providers can all accept the EU Digital Identity Wallet without building custom solutions for each country. Think of it like the USB-C of payments. Right now, digital wallets are fragmented—what works in Germany might not work in Italy. SCARLET aims to fix that by providing a standardized framework for accepting wallet-based payments, whether you're buying coffee in Lisbon or paying rent in Helsinki. ### Why Should You Care? If you're in the payments industry, this is your wake-up call. The EU Digital Identity Wallet is set to roll out across member states in the coming years, and SCARLET is the glue that will make it usable for payments. For consumers, it means fewer passwords, less typing, and stronger security—your identity is verified once, then reused securely. For businesses, it's a chance to streamline checkout and reduce fraud. "SCARLET is a critical step toward a truly digital Europe," says a payments expert familiar with the initiative. "It's not just about convenience; it's about trust and interoperability." ### How Does It Work? SCARLET isn't a new app or a wallet itself. It's a set of technical standards and guidelines that define how payment service providers should integrate with the EU Digital Identity Wallet. The key components include: - **Standardized APIs** for wallet-to-merchant communication - **Common authentication flows** to verify user identity - **Security protocols** to protect sensitive data - **Interoperability rules** so wallets from different countries can work together In practice, when you pay with your digital ID wallet, the merchant's system will use SCARLET-compliant processes to request payment, verify your identity, and confirm the transaction—all in seconds. ### The Road Ahead The EPC is working with stakeholders to finalize the SCARLET specifications, with pilot programs expected in select EU countries. Full adoption will take time, but the direction is clear: digital identity is becoming the foundation of European payments. So next time you're fumbling for your wallet, remember—SCARLET might just make that a thing of the past. And for those of us in the US watching Europe's digital identity journey, it's a glimpse into the future of payments.