Electoral system for the president

92 (1): The President shall be the Head of State. He shall embody the unity of the nation and shall represent the State in its international relations. 

93 (1): The President shall be elected directly by the voters for a period of five years by a procedure established by law.

93 (3): To be elected, a candidate shall require more than one-half of the valid ballots, provided that more than half of all eligible voters have cast their ballots in the election. 

Presidential Elections Act (1991, amended 1998) 

15: (1) The results of the first round of balloting shall be announced by the Central Elections Commission immediately after their determination and no later than forty-eight hours after the election day has been declared closed. (2) If none of the candidates succeed in gaining a victory, the Central Elections Commission shall announce the two leading candidates from the lists which have won the highest number of votes and shall hold a second round of the elections within the time provided by Article 93, Paragraph (4) of the Constitution. 

16: (1) Should any of the leading candidates decline to enter the second round, the latter shall be contested by the candidates from the runner-up list established by the Central Elections Commission.