There are also two senators elected by voters from the Northern Territory (and including the Indian Ocean Territories, Christmas Island and the Cocos (Keeling) Islands). Another two senators are elected by the voters of the Australian Capital Territory (including the Jervis Bay Territory). Senators from the territories are also elected using preferential voting, however, their term of office is not fixed: it starts on the day of a general election for the House of Representatives and ends the day before the next such election day.