Objectives: This study aimed to identify the impact of leadership styles (directive leadership, supportive leadership, achievement-oriented leadership, participative leadership) on total quality management in Palestinian income tax departments. Methods: To achieve this objective, a descriptive-analytical approach was used. The study population consisted of all employees in the Palestinian income tax departments in the West Bank, totaling 246 employees. A sample of 180 employees was selected, and a questionnaire was used as a study tool. Results: The study found that the most commonly adopted leadership style was directive leadership, followed by achievement-oriented leadership, supportive leadership, and finally, participative leadership. It was also found that leadership styles have an impact on total quality management. Conclusions: The study recommended the need to define a clear and understandable vision, set realistic and time-bound goals, effectively utilize feedback, and focus on the needs of the taxpayers, as well as continue educational and training programs.