The User Detailed Functional Specifications form the core of the application-to-application (A2A) connection to the central liquidity management (CLM) settlement service, RTGS and the common components. As well as a detailed description of the future functionalities, these documents contain all the information that participants need to adapt their applications to successfully connect with CLM, RTGS and the common components. In particular, it provides detailed information on the ISO 20022 messages used in CLM, RTGS and the common components.
The User Detailed Functional Specifications contain links to the relevant usage guideline in MyStandards for all the messages described. For greater clarity, the Eurosystem has also compiled the links to all messages used in CLM, RTGS and the common components in one document.