Tehran (IP)- The United States is seeking concessions by promising to lift sanctions, the secretary of Iran's Supreme National Security Council (SNSC) Ali Shamkhani says.

Iran PressIran news: "The Iran oil trading and its financial affairs have reached appropriate and irreversible conditions," Ali Shamkhani tweeted.

"It is not possible to promise to lift a sanction that has become ineffective, in order to score a point," the secretary of Iran's Supreme National Security Council highlighted.

The eighth round of talks on lifting the sanctions began on Monday, December 27, 2021, and according to the negotiating delegations, the negotiations have progressed. 

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