The date is January 20 in the year after the November election.
The president elected in November takes office on January 20 of the year after the election.
The president will take office in June of the following year.
The new president is inaugurated on January 17 regardless of when he is declared the winner.
lame duck
January 20th is the day the new President gets sworn in and the old President's term ends.The old president remains President up until the moment the new President takes the oath of office. The Oath of office ceremony is on the 20th of January following the election.
A person is a 'lame duck' if he or she has lost the election (or did not run for a new term) during the time between the election and the swearing in of new office holders.
The New President
His second term will end at the completion of the 2016 election, and he will leave office officially when the new president takes over, 20 January 2017.
It ends when the new president is sworn into office. This occurs on January 20 of the year following the election.
Nowadays there will always be a vice-president after a reasonable time. It used to be that if the vice-presidential office became vacant it was not filled until the next presidential election. Now if a vice-president is needed, the President appoints one as soon as possible and he takes office as soon as Congress confirms the appointment,
No, unless there is some technicality I am not aware of
their successor takes their place, if no successor exists, there is a new election. see California Gubernatorial election in 2006
US presidential elections are held every four years , in years divisible by 4, The newly elected president takes office on January 20 of the year following the election. The incumbent president may run for re-election one time. The next presidential election will be in 2012. President Obama is eligible to serve another term if he runs and is elected again. The US is certain to elect a new president in 2016 .