The purpose of this study was to analyze the direct and indirect effects of transformational leadership, school climate, and work spirit on the discipline of UPTD teachers at State Elementary Schools in Jorong District, Tanah Laut Regency. This research is quantitative with the cross-sectional method and uses a correlation technique (correlation research). The research population was 249 teachers and 153 respondents were taken as research samples using a proportional random sampling technique. Data collection using a questionnaire instrument and data analysis using test instruments (validity test and reliability test), descriptive analysis, classical assumption test, linear regression analysis, and path analysis. The results of this study indicate that the principal's transformational leadership on teacher discipline has a correlation coefficient of 0.523, school climate on teacher discipline has a correlation coefficient of 0.590, work morale on teacher discipline has a correlation coefficient of 0.215. This study concludes that there is a significant relationship between the principal's transformational leadership, school climate, and work spirit on the discipline of teachers at SD Negeri Jorong, Tanah Laut Regency.