The concept and classification of legal principles

Purpose: Research and disclosure of the concept and essence of legal principles in the theory of law in order to consider the classification of existing principles. Methodology: theoretical methods were used, namely synthesis analysis. Results: This article highlights the concept of the principles of law, which is one of the pressing problems of modern legal science. The classification of existing legal principles from the position of the subject approach is reflected. General legal, intersectoral, sectoral and institutional principles are distinguished. Their selection is due to the consideration of the legal system in a structural context as a hierarchically subordinate legal system in a structural context as a hierarchically subordinate pyramid, where the rule of law goes back to independent legal institutions, which in turn are part of the legal branches characterized by the presence of an independent subject and method of regulation. Novelty/originality/value: The article has value, as it reflects pressing issues regarding the implementation of legal principles with the use of subjective approach.