The report on the instituional consequences of fiscal and economic integration measures reviews the institutional developments of the Economic and Monetary Union from its establishment by the Treaty of Maastricht in 1992. The aim is to outline the development of the economic and monetary union in the course of the over 20 years’ time, which did not leave the field of EMU untouched. Thereby, the institutional implications of the various reform measures in the field will be dealt with in detail. This shall bring an overall picture in the highly complex economic governance framework at EU level and beyond.