ESMA published today an update of its Question and Answers (Q&A) (Ref. 2013/1527) on the European Markets Infrastructure Regulation (EMIR). This Q&A clarifies the use of Legal Entity Identifiers (LEI) for the purpose of trade reporting to trade repositories.
More via press release: http://www.esma.europa.eu/news/ESMA-publishes-amended-EMIR-QA-clarifying-use-LEI-identifiers?t=326&o=home