Suspension and resumption of preliminary investigation: concept and essence

Currently, the institution of suspension and resumption of preliminary investigation is criticized by both representatives of the scientific community and practitioners. Taking into account their opinions, the article considers the concept, features and essence of the institution of suspension and resumption of preliminary investigation in criminal cases. The author’s definitions of the terms «suspension of preliminary investigation» and «resumption of preliminary investigation» are proposed, taking into account the absence of such terms in the criminal procedure legislation. Based on the proposed author’s definitions, the features of legal regulation of this institution are also highlighted.