The aims of study were 1) to determine the effect of leadership style, organizational commitment and personality on OCB; 2) to determine the effect of OCB on performance. The approach used in this study is a quantitative approach (positivism). This type of research is an explanatory research type. The number of samples is 200 people. The data analysis method used in this research is SEM. The results of the analysis of leadership style have a positive and significant effect on Organizational Citizenship Behavior (OCB) for employees of the Jakarta Customs and Excise Directorate. Commitment has a significant positive and significant effect on Organizational Citizenship Behavior (OCB) for employees of Directorate General Of Customs And Excise In Jakarta.

Keywords : Leadership Style, Organizational Commitment, Personality, OCB and Performance