Background: Achieving the goals of the organization is attained when the work ethics among staff is progressed. Also, perceived organizational justice in any organization is one of the influential factors in raising the level of work ethics. This study aims to predict work ethics based on the components of perceived organizational justice in the staff of Urmia University in the academic year 2014-2015.

Method: This study is a descriptive – correlation research. The population of this research included 530 people the employees Urmia University, That 225 person of them were selected through random sampling. The Data were gathered by using two standard questionnaires and they were analyzed by SPSS software and by using (MANOVA) and multiple regression analysis and sample t-test.

Results: The results showed that the components of perceived organizational justice have significant impact on two dimensions of work ethic such as attachment and community spirit in the work. Also, the components of organizational justice predict the all dimensions of the work ethics in the staff of Urmia University. Finally it can be concluded that organizational justice of University staff is somewhat desirable   and work ethic staff level is desirable too.

Conclusion: According to the statistical results, the components of organizational justice predict all aspects of the work ethics in staff of Urmia University.