Struck on February 21, the interim monitoring deal was valid for three months, then extended by a month on May 24. The International Atomic Energy Agency has said it expired on Thursday. It is in talks with Iran on another extension.
A spokesman for the IAEA said that Director General Rafael Mariano Grossi would inform the IAEA Board of Governors on the matter during the course of Friday (June 25).
Iran struck a deal with major powers in 2015 to curb its uranium enrichment program, a possible pathway to nuclear arms, in return for the lifting of U.S., European Union and U.N. sanctions.