The article examines the history of the development of legal enlightenment in Russia, its modern legal regulation, as well as the theoretical basis associated with its implementation. Revealing the paramount importance of legal enlightenment for the formation of civil society and state of law, the authors point out the need to create a unified system of normative legal acts regulating this activity. Currently, the legal regulation of the activities of various subjects of legal enlightenment is unsystematic, since at different levels there are a large number of unrelated legal acts, which makes it difficult to achieve the goals of legal enlightenment. Among other things, the study carried out a comprehensive theoretical analysis of activities in legal enlightenment, on the basis of which the authors, on the one hand, conclude about the unity of rational and irrational moments in this activity, on the other, about the primary impact on the emotional-volitional side of a person in the process of legal enlightenment. Linking the structure of legal enlightenment with elements of legal awareness legal ideology and legal psychology, the authors point to the unity of legal training and legal literacy with in the framework of legal enlightenment, offering their definition of the concept of legal enlightenment.