The Legal Entity Identifier (LEI) is a unique global identifier for legal entities participating in financial transactions. Also known as an LEI code or LEI number, its purpose is to help identify legal entities on a globally accessible database. Legal entities are organisations such as companies or government entities that participate in financial transactions.

In law, a legal person is any person or 'thing' (less ambiguously, any legal entity) that can do the things a human person is usually able to do in law – such as enter into contracts, sue and be sued, own property, and so on. The reason for the term "legal person" is that some legal persons are not people: companies and corporations are "persons" legally speaking (they can legally do …

Ein Legal Entity Identifier (Akronym: LEI; deutsch: Rechtsträger-Kennung) ist eine global eindeutige Kennung für Rechtsträger im Finanzmarkt, die 2012 eingeführt wurde.. Entsprechend der Europäischen Finanzmarktverordnung MiFIR (Markets in Financial Instruments Regulation) müssen Wertpapierfirmen, die Geschäfte mit Finanzinstrumenten tätigen, der für sie …