The textbook outlines the foundations of modern sociology of law. This is the content of the socio-legal mechanism for regulating public relations, sociological support for lawmaking, legal conflictology, etc. A significant place is devoted to the presentation of the fundamentals of the methodology and methodology of socio-legal research, as well as the history of the formation and development of sociological approaches to law both in Russia and abroad .For students, graduate students and teachers of law universities, other humanitarian universities and faculties, students, adjuncts and teachers of legal educational institutions of the Ministry of Internal Affairs of Russia.