Part V, section 62 of the Constitution of Tuvalu describes the vesting of the executive authority: Following the parliamentary vote, the governor-general of Tuvalu is responsible for swearing in as the prime minister the person who commands the confidence of a majority of members of parliament.

Part V of the Constitution establishes the executive authority of Tuvalu and confirms that while the Prime Minister is the head of government, executive power is exercised by ministerial government, with Part V, section 67 to 69 establishing the role of the cabinet.

Part V, Section 63 of the Constitution of Tuvalu establishes the office of Prime Minister.

Feleti Teo was appointed as prime minister on 26 February 2024, after he was elected unopposed by the parliament.

[3] Toaripi Lauti was the Chief Minister of the Ellice Islands from 1975 to 1978 when Tuvalu became an independent country.