Article 33 states:
All persons who, on the date of an election, are 18 years of age or older and have Icelandic nationality have the right to vote in elections to Althingi…
Article 8 states:
If the Office of President of the Republic becomes vacant or if the President is unable to perform his duties due to a stay abroad, illness, or other reasons, the Prime Minister, the President of Althingi and the President of the Supreme Court shall exercise presidential authority. The President of Althingi shall preside at their meetings. In a divergence of opinion among them, the majority shall prevail.
Article 8 states:
If the Office of President of the Republic becomes vacant or if the President is unable to perform his duties due to a stay abroad, illness, or other reasons, the Prime Minister, the President of Althingi and the President of the Supreme Court shall exercise presidential authority. The President of Althingi shall preside at their meetings. In a divergence of opinion among them, the majority shall prevail.