Formation of the modern system of public administration in independent Kazakhstan since the early 1990s has been accompanied by the development and implementation of new institutions. One such institution is an institution of annual evaluation of state bodies performance as a mechanism to increase manageability and effectiveness of their activities. The article is produced on the basis of results of a section within the research work under the topic: "Institutionalization of the assessment system for government agencies’ performance in the Republic of Kazakhstan: current status and development prospects" implemented within the framework of the grant project under the Ministry of Education and Science of the Republic of Kazakhstan. The article is devoted to the formation of the assessing system for government agencies’ performance, the specifics of its implementation in Kazakhstan.