The article is devoted to the study of forensic genetic examination in civil proceedings as an object of constitutional protection, due to the emergence of the concept of forensic examination in general and forensic genetic examination, entities entitled to conduct forensic examinations, analyzing the legal basis of court - genetic examination in Ukraine. Characteristics of the legal basis for recognition of paternity/mother and establishing the fact of paternity/mother are presented. The admissible and appropriate evidence bases in such cases and the place of forensic genetic examination in in the system of evidence that can be involved in the case have been clarified. The features of this examination have been studied, basis to proceed with the molecular genetic examination, the grounds for conducting a molecular genetic examination have been determined, and the issues raised before the expert carrying out the expert research have been singled out. The analysis of judicial practice of consideration of cases on recognition of paternity/maternity and the establishment of the fact of paternity/maternity which is carried out with carrying out forensic genetic examination was carried out. The article analyzes the problematic issues that arise in the process of legal regulation of forensic genetic examination and the practice of applying legislation in this area. The problems of evasion of a party from participation in forensic genetic examination, namely, non-appearance at a certain time to participate in the examination, failure to provide materials for expert research and the legal consequences of such evasion for all participants in the case. This article offers ways to solve problematic aspects of the research. The conclusions on the application by the courts of the results of forensic genetic examination during the consideration of cases on recognition of paternity/maternity, establishment of the fact of paternity/maternity were generalized and made. Forensic genetic examination is an individual identify. This type of examination allows not only to categorically exclude paternity, but also to carry out the origin of the child from both parents due to blood relationship (identification), as well as the diagnosis of hereditary diseases in the fetus in the early stages of pregnancy. Conducting such an examination is an effective mechanism of constitutional protection, because the facts established as a result of the examination form the basis of the evidence base are considered in conjunction with other evidence available in the case file.