2026 AS4
Join a cohort of industry leaders to certify your solution during this multi-party interoperability test event. Prove your solutions support Organization for the Advancement of Structured Information Standards (OASIS) Applicability Statement 4 (AS4) / ebMS 3.0. Please Note: First-time testers will require pre-certification. Test event registration deadline is Friday, May 14, 2027. The test event start and end dates are subject to change.