Abstract: In her article Rubtsova analyzes the problem of creating a psychological classification of professional activities taking into account psychological bases of different types of labor, classification categories and application of this classification to psychological determination of requirements set for a labour actor . The researcher examines available information and the current state of the problem. This is a difficult problem to study because there are many widely known psychological classifications of professional activities. When analyzing such problems, methods of systematization and generalization of objects are usually applied. Theoretical and methodological basis of the research involves philosophical and scientific principles of classification and systems approach, constructive method of the classification of mental phenomena, the concept of professional activity and existing classifications of professional activities, job specification, professional competence, professional development and professional identity. According to the author, it is necessary to systematize all the variety of classifications of professional activity based on the main directions of their development. Rubtsova offers the following types of classifications of professional activity: socio-economic classifications that include international, national and industrial classifications; and psychological classifications that include domestic and foreign classifications of a person in labour, Russian and foreign classifications and classification of labour based on the main features of professional activity.