In 2017, the U.S. states of Mississippi, New Jersey and Pennsylvania listed Belneftkhim on its state list of Companies Doing Business with the Iranian Petroleum/Natural Gas, Nuclear and Military Sectors, rendering Belneftkhim ineligible for investment and/or state contracting.
Belneftekhim signed a contract in 2007 to develop oil production in Iran's Jofeir field, increasing production by 40,000 bbl/d. The contract was valued at $450 million (GAO Report 2010 - "Firms Reported in Open Sources as Having Commercial Activity in Iran’s Oil, Gas, and Petrochemical Sectors").
"The members of the delegation held meetings with the leadership of the national company of petrochemical industry of Iran, national petrochemical company for foreign cooperation and the Iranian petrochemical trade company. As a result of the meetings the sides signed a Protocol on cooperation. The sides reached an agreement to increase two times the export of acrylic fibers to Iran, the organization of deliveries of polyester fibers. The Belarusian delegation discussed the issues of optimizing the transportation of goods from Belarus to Iran, studied the possibility of purchasing from Iran the raw materials to ensure the needs of the concern “Belneftekhim”." (Ministry of Foreign Affairs of the Republic of Belarus, 2004)