Choosing the right people is one of the main factors in the success and excellence of organizations. This issue is more important in government organizations and the failure to retain competent employees causes irreparable damage to the organization and ultimately to the country. This issue is more important in government organizations and the failure to retain competent employees causes irreparable damage to the organization and ultimately to the country. The purpose of the research was to evaluate the effective factors on merit selection in government organizations. The research method is descriptive and correlational based on the applied goal and according to the method of data collection. The statistical population of the research includes the employees of the judicial branch of Tehran province in 2023. Using Cochran's formula, 384 people were selected as a sample and 415 questionnaires were distributed and 398 questionnaires were collected. The reliability of the questionnaire was measured by calculating Cronbach's alpha coefficient, which was 0/824. Data were analyzed using structural equation modeling and Smart-PLS software. The findings indicate that the innovation capability of knowledge management, the support of senior management and job rotation have had an effect on the performance of the organization. Finally, the performance of the organization has a significant effect on the merit selection of employees. تفاصيل المقالة