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Legal Entity Identifier (LEI)

The 20-character ISO 17442 identifier used to identify legal entities in regulatory reports, and why registration status matters.

Last reviewed 30 Aug 2026

Jump to section (2)
  1. Overview
  2. Registration Status and Renewal

Overview

The LEI is a 20-character alphanumeric code defined by ISO 17442, issued by accredited Local Operating Units within the Global LEI System.

Registration Status and Renewal

LEIs must be renewed periodically. Reporting validation and firm onboarding controls commonly check registration status as well as format.