"Mr Mottaki has been invited and he will travel to Damascus," foreign ministry spokesman Mohammad Ali Hosseini told reporters.
The March 29-30 Damascus summit has been mired in controversy over the crisis in Lebanon amid a standoff between the Syrian-backed opposition and the majority backed by the West and many Arab states.
Iran insists it wants to see a solution in Lebanon acceptable to all religious and ethnic groups.
President Mahmoud Ahmadinejad has moved to improve ties with Arab states during the past two years, becoming the first Iranian president to perform the hajj in Saudi Arabia and attend a summit of Arabian peninsula states.
Last Mod: 16 Mart 2008, 17:57