A.A. Mallakurbanov, M.M. Shafiev, R.N. Pirova, J.K. Alieva, E.V. Baboshina, «Iron Law of Oligarchy» by R. Michels and Contaporary Process of Political Institutionalization of Parties, The Social Sciences, Volume 10,Issue 7, 2015, Pages 1614-1618, ISSN 1818-5800, sscience.2015.1614.1618, (https://makhillpublications.co/view-article.php?doi=sscience.2015.1614.1618) Abstract: The study is devoted to the research of institutional bases of emergence and formation of political parties. This process has been studied in some aspects: legal, socio-cultural and communicative ones. The main attention is paid to the current state of the parliamentary parties and their role in a society. The study focuses on the apparent connection between the party ideology and the method of its internal organization, internal structural relations. Keywords: Oligarchy;political party institutionalization;reification;the party system;the political process;evaluation criteria