He takes the oath of office in which he promises to uphold , protect and defend the US Constitution.
That's Inauguration Day, when the winner of the election officially takes office.
I think the president becomes official at NOON the day of inauguration, whether he takes the oath or not.
Inauguration Day, which is on January 20th.
This day is known as Inauguration Day.
The inauguration of the U.S. president takes places on January 20.
The Chief Justice
Inauguration day is January 20, 2009.
During the presidential Inauguration the old president of the United States moves out of the white hose and the new one moves in. During the Inauguration the president and the vice president elects are sworn into office or formally inducted. The president needs to say the oath of office.
The next president will take office on Inauguration Day, January 20, 2009.
its when the president will be sworn in to office and it is going to be on SUNDAY JANUARY 20TH 2013
January 20, also known as Inauguration Day, takes place every four years when a new president is elected into office.
Chief Justice of the Supreme Court