The relevance of the psychophysiological aspect of stress tolerance in the professional activities of law enforcement officers arises and manifests itself in connection with the high risk of mistakes in non-ordinary situations, as well as in the development of an algorithm for assessing the prognostic psychophysiological parameters of employees.

The article is devoted to the study of psychological and psychophysiological features in extreme situations in the activities of law enforcement officials, leading to life threat. The aim of the study was to identify differences in the structure of individual psychological characteristics and psychophysiological parameters among law enforcement officials depending on the severity of the level of vital threats in professional activities. The relevance of the theoretical foundations of the research problem. The concept of "risk" is defined. It is noted that in the activities of employees there is a hazard factor that determines the predisposition to the risk of vital threats. The “Research Methodology” section is devoted to the consideration of methods and techniques for researching the psychological and psychophysiological characteristics of employees, depending on the severity of vital threats in the activity. The study is conducted for the first time using the following methods: Personality structure and temperament questionnaire R. Kloninger, the “Semantic Differential Time” methodology, the methods for determining the complex sensorimotor reaction (CCMR), Hand-test E. Wagner, and the “Individual Minute” methodology. Methods of statistical processing of research materials are indicated. The results are presented in the form of tables and descriptions of the obtained research data. A comparative analysis of the individual psychological and psychophysiological characteristics of employees who are faced with situations of threats to life and health and are not faced with those in professional activities is carried out. At the end of the article, specific conclusions and practical recommendations to psychologists of law enforcement agencies on the research problem are presented.