With the help of institutions, we walk through life. That is why education is an indispensable part of our life. For these reasons, this final paper is based on the study of educational institutions. An institution can be established by legal and natural persons, and the most common way of establishment is the deed of establishment of the institution. The seat of the institution must be on the territory of the Republic of Croatia, and the name of the institution must be related to its activity. The fundamental act of the institution is the statute. The statute defines all the most important issues concerning the activities of the institution. The institution is managed by: the administrative council, the director, the expert manager and the expert council. The work of the institution is characterized by the principle of public performance of activities, and for this reason the importance of education is highlighted. Therefore, it is important to carry out numerous types of supervision of institutions in education in order to improve the education of the students of institutions in education, otherwise the institution ceases its work. When writing the final paper, the deductive method of scientific research was used.