How to contribute effectively to the regional integration process in Africa from organizations such as CEMAC UEAC UMAC UEMOA ECOWAS. How in solidarity to accelerate and achieve a harmonious development of the Member States of OHADA? What are the obstacles and potential reforms? This is the subject of this book. It clearly presents the rules that define the organization and functioning of the community institutions of this region. The principles set out are of an obvious unigialism that is to say whose application is at the same time effective universal general and unanimous. Through 5 parts this book analyzes:- Treaties and Agreements on economic monetary and financial cooperation;- The rules of economic organizations;- The rules of Financial Institutions;- The rules of legal and judicial institutions;- Trade tax and investment protection agreements.