"Lavrov and Zarif will hold talks in Moscow on Tuesday," RIA Novosti quoted Zakharov as saying.

Zamir Kabulov, director of the second department of Asia, Russian Foreign Ministry, said that the main topic of the talks was “this is the JCPOA, this is first and foremost.”

“Then, of course, bilateral relations and Syria. The most pressing issues, ”he added.

It was previously reported that the presidents of Russia and Iran, Vladimir Putin and Hassan Rouhani, over the phone discussed various aspects of the Iranian nuclear deal, as well as the state of affairs in Syria.