5. In case of refusal by the President-elected to take office or in case of his or her death or permanent disability, the provisions of this Section shall apply. Section 83 (Exceptional Cases) 1. Where death, resignation or permanent disability occur in case of imminent exceptional situations of war or protracted emergency, or of an insurmountable difficulty of a technical or material nature, to be defined by law, preventing the holding of a presidential election by universal suffrage as provided for by Section 76, the new President of the Republic shall be elected by the National Parliament from among its members within the ninety subsequent days. 2. In the cases referred to in the previous item, the President-elect shall serve for the remainder of the interrupted term and he or she may run for the new election. Section 84 (Replacement and interim office) 1. During temporary impediment of the President of the Republic, the presidential functions shall be taken over by the Speaker of National Parliament or, in case of impediment of the latter, by his or her replacement. 2. The parliamentary mandate of the Speaker of the National Parliament or of his or her replacement shall be automatically suspended over the period of time in which he or she holds the office of President of the Republic on an interim basis. 3. The parliamentary functions of the replacing or interim President of the Republic shall be temporarily taken over in accordance with the Rules of Procedures of the National Parliament. CHAPTER II COMPETENCIES Section 85 (Competencies) It is exclusively incumbent upon the President of the Republic: a) To promulgate statutes and order the publication of resolutions by the National Parliament approving agreements and ratifying international treaties and conventions; b) Exercise competencies inherent in the functions of Supreme Commander of the Defence Force;