The purpose of this research was to investigate and identify the impact of sanctions on the performance of the petrochemical industry in Mahshahr area. This is an applied research in terms of the objective and a survey-correlational study with regard to the implementation. Our statistical population included all the employees (n = 1850) of the petrochemical industry in Mahshahr region. A total of 318 subjects were selected according to the sample size formula. A cluster sampling method was used as there are about 19 petrochemical companies in Mahshahr petrochemical region. The research scale was a questionnaire for the sanction impact on the performance of the petrochemical industry. A reliability of 0.76 was obtained for the questionnaire according to the Cronbach's alpha coefficient. Data were analyzed byone-sample t-test. The research findings indicate that sanctions could affect the performance of the petrochemical industry and its components (management, marketing, realization and development, and production performances). The results show that the sanctions have had a significant impact on the petrochemical industry, the export of which significantly decreased from 2009 to 2015according to the Customs’ report as a result of sanctions on the petrochemical industry.
