Chief Justice of the Supreme Court.
chief justice
The oath of office has been administered by the Chief Justice in recent years .
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They take their presidential oaths at Capitol Hill, at their inauguration.
I do not think that any take an oath- possibly they do in some religious colleges.
Chief Justice of the Supreme Court
The oath is the last sentence of section 1, Article II.
No, they usually take it in front of the Capitol building. Some have taken it in the White House and one even on an airplane.
American presidents who are re-elected are required to repeat the oath of office.
on the twentieth day of January following their election
All US presidents take the oath of office, starting with the first president, George Washington.
"So help me God" has been added by many of the Presidents.