In modern economic conditions, due to restrictions on foreign economic activity and sanctions pressure, it is strategically important to improve the quality and efficiency of management decisions in the field of business activities. Excessive legal regulation, unreasonable requirements, bureaucratization of the processes of interaction between the state and business lead to the emergence of administrative barriers to the implementation of entrepreneurial activities. Despite the fact that the category of administrative barriers is actively used in legislation, a large number of studies have been devoted to the scientific literature, however, the legal nature and content of this concept remains unstudied. The work provides the author’s definition of an administrative barrier, distinguishes this concept from “barriers of economic policy”, “state-political barriers”, “legal barriers” represented by defects in legal regulation, “organizational and institutional barriers”. The complex nature of the institution of administrative barriers is shown, which includes economic, legal and social components.