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ISO 20022-1:2026
Financial services - Universal financial industry message scheme - Part 1: Metamodel
This document specifies:
- the overall description of the modelling approach;
- the overall description of the ISO 20022 Repository (hereby referred to as Repository) contents;
- a high-level description of the input to be accepted by the Registration Authority to feed/modify the Repository’s DataDictionary and BusinessProcessCatalogue;
- a high-level description of the Repository output to be made publicly available by the Registration Authority.
BusinessTransactions and MessageSets Conforming with ISO 20022 series can be used for electronic data interchange amongst any industry participants (financial and others), independently of any specific communication network. Network-dependent rules, such as message acknowledgement and message protection, are beyond the scope of the ISO 20022 series.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]