Iran has expressed interest in joining the EEU. During a meeting between Kazakhstan President Nursultan Nazarbayev and Iranian President Hassan Rouhani, they discussed the prospect of cooperation between the customs union and Iran. According to the Iranian Ambassador to Russia, Mehdi Sanaei, Iran is focusing on signing an agreement with the EEU in 2015 regarding mutual trade and reduction of import tariffs to central Asian countries and trading in national currencies as part of the agreement rather than in US dollars.