Methods of verification of evidence by defense lawyers at the stage of preliminary investigation

Purpose: To consider ways of checking evidence by defense lawyers at the stage of preliminary investigation. Methodology: The method of analysis, synthesis, systemic, and formal legal were used. Results: The article examines the main features of the exercise by a defense lawyer of his right to check evidence in a criminal case at the stage of preliminary investigation. The article contains algorithms for studying the materials of the criminal case. The need for a defense lawyer to study and analyze the materials of a criminal case through the prism of the requirements of the criminal procedure law is dictated by the need to develop a position on the criminal case, and not only on the main issue of the criminal case - on the guilt or innocence of the client, but also on the entire range of issues to be resolved by the court when the verdict is passed. Novelty/originality/value: This topic is relevant and necessary for study by advocates and investigators since most advocates do not fully use their right to check and evaluate evidence in a criminal case.