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Legal entity identifier (LEI)

The LEI is a 20-character code under ISO 17442 that uniquely identifies a legal entity taking part in financial transactions. It links to reference data on who the entity is and, where reported, who owns it. The Global LEI Foundation (GLEIF) oversees the system.

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Roles that need it

Reference & Security Master Data Analyst
Trade & Transaction Reporting Analyst
Corporate Onboarding Analyst (KYC)
Master Data Specialist
Regulatory Reporting Analyst

This is a brief definition. A full explanation with a worked example is being written.

Skills it belongs to

Master data management
Trade and transaction reporting

Sources

Introducing the Legal Entity Identifier, GLEIF (external site) accessed 31 Oct 2026

Updated 31 Oct 2026.

Roles that need it

Skills it belongs to

Related concepts

Sources