ENABLING
GLOBAL INTEROPERABILITY
IN PAYMENT ACCEPTANCE
Providing the building blocks
for standardization in payments acceptance
nexo promotes the widespread acceptance of protocols, a series of standards to ensure interoperability among payment acceptance and acquiring solutions, retail payment solutions, and terminal management systems.
ISO 20022
Protocols
nexo designs, develops and maintains payment and cash withdrawal standards that follow a universal ISO standardization process
PAYMENT ACCEPTANCE SOLUTION HARMONIZATION
nexo is a specification provider. Its member-based payment experts work collaboratively in developing standardized EMV terminal payment application specifications.
TOWARDS COMMON IMPLEMENTATION SPECIFICATIONS
nexo provides specifications to harmonize payment acceptance. Obtain our specifications and enter the world of interoperability

NEXO STANDARDS ANNUAL REPORT 2024
nexo standards has released its fifth annual report, showcasing the organization's collective achievements from the past year and highlighting current and upcoming priorities , as we work to simplify payment acceptance implementation globally.
This year’s report outlines our continued ambition to create a collaborative payment ecosystem between retailers, acquirers, payment service providers, acceptors, processors, and vendors.
The report reveals key successes for...
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Nordic Initiative Forms Strategic Partnership with nexo standards to Improve Nordic Payment Systems
Paris, May 12 th , 2025 - The Nordic Initiative has established a strategic partnership with...

REMA 1000 levels up its payment ecosystem with nexo standards and Market Pay
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TotalEnergies achieves certification with new nexo Implementation Specifications (NIS v4.0) for POI
NEXO BRINGS TOGETHER THE PAYMENT ACCEPTANCE ECOSYSTEM EXPERTS
- ACCEPTORS
- PAYMENT SERVICE PROVIDERS
- CARD SCHEMES
- VENDORS
- PROCESSORS