UK's Open Banking Limited (OBL) has published version 4.0.1 of the Open Banking Standard, following Trustee approval, as a targeted update focused on improving clarity, consistency and ease of use rather than introducing major new functionality. The release is intended to remove ambiguity, support regulatory compliance and help participants continue to deliver reliable services during a period of transition. Changes span the technical specifications, Customer Experience Guidelines and Operational Guidelines, including additional international payments data, refinements affecting Variable Recurring Payments for sweeping, and confirmation of how certain fields should be treated across the Standard. The update also introduces Cryptoassets (CRYP) as a Transaction Risk Indicator for firms that choose to use this information in risk controls, corrects known issues, and refreshes supporting guidance and FAQs; input was provided by an Expert Advisory Group. Alongside v4.0.1, OBL updated FAQs and published version 3.4 of the Dynamic Client Registration specification, while the MI Standard remains at version 3.1.11.
Open Banking Limited 2026-04-01
UK's Open Banking Limited publishes Open Banking Standard v4.0.1 with targeted refinements and a Cryptoassets risk indicator
Open Banking Limited has published version 4.0.1 of the Open Banking Standard as a targeted update to improve clarity, consistency and ease of use, including changes to technical specifications, Customer Experience Guidelines and Operational Guidelines. Key changes include additional international payments data, refinements to Variable Recurring Payments for sweeping, confirmation of field treatments, and the introduction of Cryptoassets (CRYP) as a Transaction Risk Indicator, alongside refreshed guidance and an updated Dynamic Client Registration specification.