An informed source said the 3-day talks between Iranian officials and a group of experts from International Atomic Energy Agency, who are visiting Iran, have ended, IRNA reported.
The source underlined that talks were held in a positive and constructive atmosphere.
He added that IAEA's delegation did not visit or inspect any of country's nuclear sites and it was merely an expertise delegation for holding usual talks with Iranian side.
The delegation arrived in Tehran on Sunday morning.