Within the scope of the subject, the problems of the establishment of Croatian administrative law - theoretical and legal-scientific foundation, on the legality of administrative action, on administrative act and administrative action will be pointed out. Errors in administrative acts are analyzed in particular, and the means and mechanisms of legal protection and the system of legal remedies in administrative proceedings and disputes are highlighted. On the nature, purpose and legal protection meaning of some administrative procedures. The importance of collecting and analyzing national administrative, administrative-judicial and constitutional-judicial practice will be emphasized - in the narrower field of the doctoral student's research profile. Likewise, comparative examples of the selected institutes will be presented in a narrower profile for the doctoral student according to the chosen topic. Special emphasis is placed on the administrative process part - selected institutes, proper formulation of research hypotheses and determination of the purpose of scientific research. Likewise, analyzing and critically arguing the factual substrate of the selected research problem within the framework of the selected administrative-legal institutes.

Describe the course of the administrative procedure and administrative dispute and argue the problems in practice and propose possible normative changes, Systematically and meaningfully argue points of view on the given topic/area of discussion and create a scientific research paper on the chosen topic, Scientifically research issues related to issues of national administrative procedure, especially by synthesizing selected recent and current administrative and administrative-judicial practice and compare it with the regulation of European administrative procedure, Analyze and correctly interpret individual legal provisions for the corresponding special administrative areas, Analyze the appropriate judicial practice of the administrative courts of the Republic of Croatia and the practice of public law bodies, Collect and analyze and critically argue the factual substrate of the chosen research problem within the framework of individual research work,