This Practice Note covers some of the key international environmental, social and governance (ESG) and sustainable finance initiatives and principles that are relevant to financial institutions, including the United Nation (UN)-supported Principles for responsible investment (PRI), Principles for sustainable insurance (PSI) and Principles for responsible banking (PRB), as well as the Financial Stability Board (FSB)’s task force on climate-related financial disclosures (TCFD). Written in collaboration with Dianne Bell.