Iran has not allowed inspections since its nuclear sites were bombed by Israel and the United States in June, but it hopes to stave off Western economic sanctions.
Smoke and dust from Israeli airstrikes shrouded Tehran in June. Iran suspended its cooperation with the International Atomic Energy Agency in the wake of Israel and Iran’s 12-day war.
Each day of war risks a strike on sites that could scatter radioactive material. Officials say one laboratory near the front has been hit dozens of times.