Iran opened on Thursday a five-day window for interested candidates to register their names for the 14th presidential elections as successors to the late President Ebrahim Raisi, who lost his life in a tragic helicopter crash earlier this month.

The heads of the three powers in Iran have agreed Monday to hold presidential elections in the country on June 28, following the initial agreement that took place between Iran's Guardian Council and the Elections Commission.

Candidates must be approved by the 12-member Guardian Council, which oversees constitutional and religious compliance for fair elections. The Interior Ministry will announce the approved nominees on June 11.

Read more: Does Iran's Guardian Council control the elections?

On Thursday, Vahidi stated that despite the country's sensitive situation following the tragic incident, internal affairs have been managed without disruption.

Possible runoff elections on July 5

Campaigning will start on June 12 and continue until June 27, as announced by the government.

Finally, if no candidate wins a majority of votes on June 28, a runoff will be held on July 5.

Raisi's term was set to expire in August 2025, the candidate who wins the next presidential election will serve a full term of four years.

Read more: Iran's Assembly of Experts: Elections and functions

Iranian President Ebrahim Raisi passed away alongside Foreign Minister Hossein Amir-Abdollahian and accompanying officials in a helicopter crash on May 19 crash in Iran's East Azerbaijan Province.

According to Iranian state media, the president's helicopter crashed against a mountaintop in the Varzaqan region while returning from a ceremony to inaugurate a dam on Iran's border with the Azerbaijan Republic.

Currently, Vice President Mohammad Mokhber is acting as Iran's interim president.