A total of 475 applicants have already signed up for Iran's presidential election slated for June 12.

Iran's former parliament speaker Mehdi Karroubi holds up his identification as he waits to register as a candidate for presidential elections at the Interior Ministry building in Tehran May 9, 2009. [Xinhua]

The four main candidates are incumbent President Mahmoud Ahmadinejad, former Prime Minister Mir-Hossein Mousavi, former Parliament Speaker Mehdi Karroubi and former Revolutionary Guards chief Mohsen Rezaei.

Iran's Guardians Council will finalize the name list of those who can run for the presidency after screening the registered candidates. The final list is expected to come out on May 21.

Iran's former Revolutionary Guards chief Mohsen Rezaei waves to journalists as he arrives to register as a candidate for President of Iran at Interior Ministry building in Tehran May 8, 2009. [Xinhua]

(Xinhua News Agency May 13, 2009)