. Innovation is becoming a vector of modern social development not only in Russia, but also around the world. The category of innovation is used not only in economic science, but also in other areas of social and human studies. The task of legal science is to create an appropriate legal mechanism that can effectively regulate innovative relations, allowing them to be differentiated from other objectively changing social conditions. Such a mechanism can only be built on a scientifically based

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... tem of legal concepts that have a sign of innovation, which is currently absent in Russian legislation. This paper proposes a conceptual system based on the concept of innovation. There are numerous features of innovation that can be used by the legislator for various purposes of legal regulation (regulation of innovation relations, protection of innovation, support and promotion of innovation, and others), and in various fields of public life (economy, public services, social relations, culture, education). The basic idea of innovation should be considered along with its subordinate basic concepts (innovative product, innovative activity, innovative system, innovative infrastructure, innovative policy) including the description of their content and the possibility of further development of conceptual series that have the characteristic of innovation. The role of the legal concept series in detecting legal and technical defects in innovative legislation is shown.