RUDN Journal of LawRUDN Journal of Law2313-23372408-9001Peoples’ Friendship University of Russia named after Patrice Lumumba (RUDN University)5573Research ArticleLegal system of community and its harmonization in the European UnionShapovalovN IThe Department of Constitutional and International Lawshapovalov_n@list.ruMoscow Financial — Industrial University «Sinergy»150320123758407092016Copyright © 2016, Legal Science2016The material is devoted the analysis of the reasons of occurrence of legal system of the European Community and its subsequent adaptation in the European Union. The basic attention is given to research of system of sources of the right of EU. Efficiency of modern integration process depends on unification of legal system of the European Union. As integration in the long term will lead to involving in this process more and more spheres of public life of EU member states.European Unionintegrationintegration process of EUEU rightunification of legal systemЕвропейский Союзинтеграцияинтеграционный процесс ЕСправо ЕСунификация правовой системы