1 January 2014 saw the implementation of Basel III in the European Union (EU) via the Capital Requirements Directive IV (CRD IV) and the Capital Requirements Regulation (CRR). These twin pieces of regulatory reform represent the biggest change to capital requirements for financial institutions since the financial crisis. The combined reforms introduce new capital, leverage and liquidity requirements, whilst also introducing new concepts such as capital buffers and imposing regulatory frameworks on securitisations, derivatives trading and remuneration policies. Read this series of briefing papers on the impact of CRD IV and the CRR.