"We note that the IAEA and Iran have reached an interim bilateral technical solution regarding monitoring and verification activities," Price quoted by TASS.
According to him, the United States fully supports the efforts of the IAEA Director General.
"The US is concerned about reports that Iran intends to end this week the implementation of the additional protocol and other measures," added the head of the press service.
The State Department also stressed that the United States urges Iran to "fulfill its obligations to the end" on verification, as well as in the field of non-proliferation of nuclear weapons.
Earlier, the official representative of the Russian Foreign Ministry, Maria Zakharova, commented on the new agreements between the IAEA and Iran to support verification activities.