109 (17) If, in any particular circumstance, the period of time prescribed by this Constitution ends on a Sunday or a public holiday, the period extends to the first subsequent day that is not a Sunday or public holiday. (18) If a particular time is not prescribed by this Constitution for performing a required act, the act must be done without unreasonable delay, and as often as the occasion requires. (19) If any person has authority under this Constitution to extend a period of time prescribed by this Constitution, the authority may be exercised either before or after the end of the period, unless a contrary intention is expressly mentioned in the provision conferring the authority. (20) Except to the extent that this Constitution provides otherwise, if a person has vacated an office established under this Constitution, the person may, if qualified, again be appointed, elected or otherwise selected to hold the office in accordance with this Constitution. (21) The Schedule is a part of this Constitution, and every use of the expression “this Constitution” includes the Schedule. (22) Any person required under any law to take an oath or affirmation of allegiance and office must take the appropriate oath or affirmation set out in the Schedule. Part C—REPEALS Repeals 164. Subject to Part D of this Chapter and other provisions of this Constitution, the following written laws are repealed— (a) Executive Authority of Fiji Decree 2009; (b) Revenue and Expenditure Decree 2009; (c) State Services Decree 2009; (d) Office of the Vice-President and Succession Decree 2009; and (e) Administration of Justice Decree 2009. Part D—TRANSITIONAL Office of the President 165.—(1) Notwithstanding the repeal of the Executive Authority of Fiji Decree 2009, the President appointed under the Executive Authority of Fiji Decree 2009 shall continue to hold office for the term of his or her appointment made under the Executive Authority of Fiji Decree 2009, and any re-appointment to the office of the President must be done in accordance with the provisions of this Constitution.