Reference Data Purpose Guide the design and management of reference data systems for financial services. Covers security master data (instrument identification, classification, terms), client master data (identity, demographics, relationships), account master data (registration, configuration, features), pricing data management, identifier systems (CUSIP, ISIN, SEDOL, FIGI), and reference data governance. Enables building or evaluating reference data infrastructure that serves as a reliable foundation for all downstream systems. Layer 13 — Data Integration (Reference Data & Integration) Direc…