On April 24, 2024, the European Parliament adopted the Regulation on Transparency and Integrity of Environmental, Social and Governance (ESG) Rating Activities (ESGR). Ahead of the Council's formal approval and publication of the ESGR in the Official Journal of the European Union, this briefing explains the key requirements of the ESGR that providers, rated entities and users of ESG ratings need to be aware of, including highlighting some important and significant changes to the ESGR as originally proposed by the European Commission. (Karen Butler, Dr JasnavZwitter–Tehovnik, Anže Molan, more at lexology.com)