The article discusses the concept of "public interest" in administrative law. It analyzes the definition of public interest, its role in legislation, and how it is exercised by public administration. The importance of balancing individual and collective interests is emphasized, and different types of public interest are defined. The study establishes that public interest is the content of legal relationships between citizens and public administration, and it is implemented through executive administrative acts. The report also highlights the main features of public interest in administrative law.