The sphere of public administration covers all major areas of economic, socio-cultural, administrative and political activities, which involves thousands of different kinds of industrial and non-industrial, state and non-state agencies. Due to this circumstance, it creates a huge space for administrative and legal relations, which are based on the managed sphere of state and public life. In a democratically organized society, becoming secondary and by-law, administrative power will become executive, which is a higher degree of administrative development. Executive power is administrative power transformed into a state governed by the rule of law. To be effective, public administration must act appropriately, using its powers and resources wisely. At the same time, she must strictly abide by the law. Expediency within the law, legal expediency – the basic principle of administrative activity. The main task of public administration is to ensure orderly and coordinated activities of all parts of the executive branch. In this regard, of great public importance for the livelihood and regulation of relations in the field of public administration, belongs to such a basic area of public law as administrative law. Acting as a necessary and important tool for managing social processes in society, this branch of law has the appropriate limits of legal regulation – the activities of state executive power. The relevance of this topic is that administrative relations are the most complex institution of administrative law, especially in modern conditions of transition of public administration to market relations. Therefore, it is of fundamental importance for us to understand not only the essence of administrative law in general, but also to understand the means of administrative and legal regulation of public relations in particular. The study of the topic is aimed at studying the most important issues related to the legal nature and social significance of administrative and legal relations. Characterization of structural elements, grounds for the emergence, change and termination of administrative and legal relations makes it possible to determine their practical application