These implementation guidelines (
) set out the Single Euro Payments Area (
) rules for implementing the inter-payment service provider
( ) ISO 20022 XML message standards based on version 1.0 of the 2021 SEPA Direct Debit Business-to-Business (SDD B2B) Rulebook, which takes effect on 21 November 2021.
XML Schema Definitions (XSDs) related to the aforementioned are also made available. (Note: XSD files can be opened via a text editor (e.g. Microsoft Notepad) or XML Schema editor).
Disclaimer: XSDs are not developed for ‘production’ purposes, they are to instantiate the business rules and restrictions contained in the implementation guidelines in a formal interchange format, sometimes referred to as Technical Validation Subsets (TVSs). Production instantiations should refer to the default ISO 20022 namespaces.