75 Citizenship and Immigration Board An Act of Parliament must provide for the establishment of a Citizenship and Immigration Board consisting of a chairperson and at least two other members, appointed by the President, to be responsible for– (a) granting and revoking citizenship by registration; (b) permitting persons, other than citizens, to reside and work in Zimbabwe, and fixing the terms and conditions under which they may so reside and work; (c) exercising any other functions that may be conferred or imposed on the Board by or under an Act of Parliament. 76 Powers of Parliament in relation to citizenship An Act of Parliament may provide for– (a) the prohibition of dual citizenship; (b) procedures for the renunciation of citizenship; (c) the circumstances in which persons qualify for or lose their citizenship by descent or by registration; and (d) any other matters regarding citizenship. 77 Interpretation and supplementary provisions regarding citizenship (1) A reference in this Chapter to the citizenship of a person's parent or grandparent at the time of the person's birth must be construed, in relation to a person born after the death of the parent or grandparent, as a reference to the citizenship of the parent or grandparent when he or she died. (2) Where a person became a citizen of Zimbabwe by virtue of his or her marriage to a citizen, the person remains a citizen of Zimbabwe even if the marriage is subsequently annulled or dissolved. CHAPTER V THE EXECUTIVE PART I EXECUTIVE AUTHORITY 78 Executive authority The executive authority of Zimbabwe vests in the President and the Cabinet. PART II THE PRESIDENT AND VICE-PRESIDENTS 79 Office of President (1) The President is the Head of State and Head of Government and the Commander-inChief of the Defence Forces. (2) The President takes precedence over all other persons in Zimbabwe. - 40 -