Issuers having securities admitted to trading on the Bourse de Luxembourg or the Euro MTF of the Luxembourg Stock Exchange must provide the latter with their LEI (Legal Entity Identifier) code before 15 September 2017.

The LEI, a 20-digit unique and universal identifier, was designed by the G20 in 2012 to achieve absolute certainty in the identification of legal entities involved in financial transactions and serves as basis for establishing counterparty risk monitoring rules as well as measuring systemic risk.

The implementation of this system is managed in particular by Local Operating Units (LOUs) responsible for assigning LEIs.

If, as issuer, you have a valid LEI code, please send it to As LEI codes must be renewed annually by the relevant LOU, please make sure your LEI code is still valid before sending it to the LuxSE. If your LEI code is still in the process of being renewed, please send the details of your current LEI code to

If you do not yet have a LEI code, it can be obtained either directly from the LOU of the country where the issuer is registered ( or via the assistance of the LuxSE ( that offers a dedicated service to such effect.