This is after the Supreme Court on Monday dismissed a petition by his competitor Raila Odinga, ruling that Dr.Ruto was duly elected in the August 9 General Election.
According to article 141 of the Constitution the date on which the court renders a decision declaring the election to be valid, is the first Tuesday following seven days after the court gives its verdict.
The swearing in of president-elect William Ruto will take place on Tuesday, September 13 with the Assumption of the Office of President Committee expected to announce the swearing in venue.
The President-elect then assumes office by taking and subscribing the oath of allegiance, and the oath for the execution of the functions of office.
During the ceremony, the President-elect shall be sworn in publicly before the Chief Justice or the Deputy Chief Justice if the CJ is absent.
Upon taking the oath, the President shall sign a certificate of inauguration and the outgoing President shall hand over to the President the instruments of power and authority: a sword and the Constitution.
Parliament shall by legislation provide for the procedure and ceremony for the swearing-in of a President-elect. Parliament was mandated to enact legislation to provide for the procedure and ceremony for the swearing-in of a President-elect.