According to NIORDC, in this company, out of 10 existing refining companies, 9 refineries have received ISO 50001 certification from previous years by establishing an energy management system.

Persian Gulf Star Oil Company is also planning and carrying out the necessary processes for the establishment and implementation of the energy management system, which is hoped to succeed in obtaining certification in the near future.

In Iran Oil Pipelines and Telecommunications Company, all 12 regions of the company throughout the country succeeded in receiving ISO 50001 certification, and in National Iranian Petroleum Products Distribution Company, five operating regions have received the mentioned certification.