Eligibility to vote in elections to the Althingi, presidential elections and referendums

All Icelandic citizens who have reached the age of 18 at the time of polling and are domiciled in Iceland are entitled to vote in elections to the Althingi, presidential elections and referendums. 

Icelandic citizens who have reached the age of 18 and have been domiciled in Iceland are entitled to vote for sixteen years after transferring their domicile from Iceland. After that period, they must apply to Registers Iceland to be added to the electoral register. The application must state the applicant’s name, personal identification number (kennitala), at what time he or she moved from Iceland, the last domicile address in Iceland and the address abroad and must include a declaration by the applicant that he or she remains an Icelandic citizen. Registers Iceland issues directions for the receipt of and procedure for applications. These directions may prescribe an electronic application process. A decision to add a person’s name to the electoral register shall be valid for four years [at a time]¹⁾  as of 1 December immediately following the submission of the application. Denials by Registers Iceland may be appealed to the Election Appeal Committee.
¹⁾Act No. 62/2023, Article 1