This is reported by TASS with reference to the US State Department.

“Special Envoy Malley and a small delegation will travel to Moscow and Paris on September 7-10 to consult with our Russian and European partners on Iran’s nuclear program,” the publication says.

As emphasized, during the talks it is also planned to discuss the need to quickly reach and implement an agreement on a mutual return to compliance with the JCPOA.

Earlier, the Russian Foreign Ministry reported that it was concerned about the current situation with the Joint Comprehensive Plan of Action (JCPOA) on the Iranian nuclear program, and called on the parties to return to negotiations.