Following the Capital Requirements Directive (CRD) 5 legislative package proposed by the European Commission (EC) in November 2016, ISDA and AFME assessed the main aspects and the potential impacts of the proposed Capital Framework for Trading Activities in line with the Fundamental Review of the Trading Book (FRTB). While the Industry is supportive of the trading book review which is an enhancement to the current framework, it considers crucial addressing a number of important design and calibration questions in order avoid a disproportionate and unjustified increase in capital requirements.