The article is devoted to the definition of the system of public administration of trade in currency values, the problem of theoretical substantiation of its elements, the main types of manifestations of the administration of this sphere, the study of the subjects of the implementation of administration functions, the study of the current legislation regulating this sphere of public-legal relations. Particular attention is paid to the definition of the content of the category “trade in currency values”, the disclosure of the legal nature and features of the category “public administration”, the outline of the approaches to the definition of its content and constituent elements available in domestic science. The definition of the system of public administration of trade in currency values and its constituent elements was carried out within the framework of the instrumental theory in law. It was established that, taking into account the initial provisions of the instrumental theory, the instruments of public administration of currency trading in Ukraine should be considered the norms of the current legislation, which determine the procedure for carrying out, in particular, the licensing of this activity, its control, taxation, the application of other management measures, prohibitions in this sphere, activity and law-enforcement acts of public administration bodies that carry out such management activities are empowered to impose administrative and financial sanctions. A proper definition of the category “administration of trade in currency values in Ukraine” is proposed. It was determined that the administration of trade in foreign exchange values takes place on the basis of complexity, reasonableness, flexibility of implementation and adaptability to the conditions of application of control and other measures, the expediency of their application, and orientation towards the consistent solution of current and long-termtasks of the state’s currency policy. The peculiarities of the functioning of subjects of the administration of currency trade in Ukraine, including the National Bank of Ukraine, the Ministry of Economy of Ukraine, the National Commission for Securities and the Stock Market, the State Tax Service of Ukraine and the Cabinet of Ministers of Ukraine in general, have been determined. It was found that the main subject of the administration of the outlined spheres of public legal relations is the National Bank of Ukraine. It is he who implements administrative, regulatory, control and other instruments in the field of currency relations. At the same time, other areas of implementation of the administration are disclosed, in particular, the activity of public administration bodies within the framework of taxation procedures of the researched activity is outlined.