Abstract
Concepts of system of executive power institutions, presidentialization of system of executive power institutions, electoral process are analysed. The object of research is the electoral process in the CIS countries. The subject of research is the electoral process as a factor of presidentialization of the systems of executive power institutions in these countries. The goal of the research is determining the features of electoral process in the context of presidentialization of systems of executive power institutions in the CIS countries. Presidential system in Turkmenistan ; the semi-presidential systems in Azerbaijan, Armenia, Belarus, Georgia, Kazakhstan, Kyrgyzstan, Russia, Tajikistan, Uzbekistan, Ukraine аnd parliamentary system in Moldova are defined as presidentializated. Thereby we can talk about presidentialization of the systems of executive power institutions in these countries. Determining features of the electoral process in the CIS countries, we set that these features lead to presidentialization of the systems of executive power institutions at specific stages of the development of political systems in these countries. In further studies, the main goal will be to specificate the stages and levels, determine other factors, institutional and functional consequences of presidentialization of the systems of executive power institutions in the CIS countries.