The Critical AS4 Protocol Migration Decision Framework: How to Evaluate AS2-to-AS4 Transition Requirements Without Breaking Trading Partner Networks and Build Future-Proof EDI Architecture for 2030 Compliance Mandates
Multiple regulatory forces are converging to make AS4 migration a mandatory consideration for EDI teams in 2026. The EU's ViDA reform will require all intra-EU B2B and B2G invoicing to use the Peppol standard by July 1, 2030, and the PEPPOL network makes AS4 mandatory for its access