This comprehensive commentary delves into the European Market Infrastructure Regulation (EMIR) and its 2019 Refit, providing a critical examination of their effectiveness in regulating over-the-counter (OTC) derivatives. Written by Mark Hsiao, it explores the pluralist elements of the EU framework and its place within a broader global context. With a focus on the regulation’s regulatory framework, pluralism, European market, and legislation, this book is a valuable resource for those seeking to understand the complexities of financial regulation. Hsiao’s in-depth analysis offers insights into the strengths and weaknesses of EMIR and Refit, making it an essential read for professionals and scholars in the field.