Abstract: This article analyzes the notion of Informatization. It is presented as a specific universal complex social process. Moreover, Informatization is a process of progressive development, as it justifies the transition of the entire society and its subsystems towards the qualitatively new status. Unidirectionality along with the mutual integration of the joint social actions of people are attributable to this process, which leads to the drastic economic, social, cultural, and technological changes within the society. The author examines the notion of information society and provides the main components of Russia’s transition towards the information society. The article analyzes the term Informatization and proves that it is certainly a complex social process. The main conclusion consists in understanding that Informatization represents a universal complex social process, as well as a dynamically developing social institution of the information society, which saturates all areas of social life, its social institutions and organizations. The role of the process of Informatization lies in contentment of demands of the society and its subjects.