Iran's state television has reported that former President Mahmoud Ahmadinejad is registering as a candidate to return to the same office in upcoming elections.

Broadcast footage showed Ahmadinejad marching accompanied by supporters to a registration center at the Interior Ministry before filling out forms.

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Former Iranian President Mahmoud Ahmadinejad arrives in Bursa on February 27, 2015, in Turkey. (Photo by Ali Atmaca/Anadolu Agency/Getty Images)

Former Iranian President Mahmoud Ahmadinejad arrives in Bursa on February 27, 2015, in Turkey. (Photo by Ali Atmaca/Anadolu Agency/Getty Images)

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Ahmadinejad in recent years has tried to polish his hardline image into a more centrist candidacy, criticizing the government for mismanagement.