Trinidad and Tobago

(1) There shall be a Cabinet for Trinidad and Tobago which shall have the general direction and control of the Government of Trinidad and Tobago and shall be collectively responsible therefor to Parliament.
(2) The Cabinet shall consist of the Prime Minister and such number of other Ministers (of whom one shall be the Attorney General), appointed in accordance with the provisions of section 76, as the Prime Minister may consider appropriate. (Sec. 75)

(1) Where there is occasion for the appointment of a Prime Minister, the President shall appoint as Prime Minister—
(a) a member of the House of Representatives who is the Leader in that House of the party which commands the support of the majority of members of that House; or
(b) where it appears to him that that party does not have an undisputed leader in that House or that no party commands the support of such a majority, the member of the House of Representatives who, in his judgment, is most likely to command the support of the majority of members of that House, and who is willing to accept the office of Prime Minister.
…
(3) The Ministers other than the Prime Minister shall be such persons as the President, acting in accordance with the advice of the Prime Minister, shall appoint from among the members of the House of Representatives and the Senators.
… (Sec. 76)