While the Constitution does not specify who must administer oaths, Chief Justice John Roberts is expected to swear in Donald Trump on Monday, continuing a two-century-old tradition.

All the Constitution requires is that the President-elect, in this case Trump, must take the oath of office and recite the specific words. The rest is up to those participating in the ceremony.

because each president who recites this oath or affirmation is “bound” by the words themselves, per Article VI. The same article also says that “no religious Test shall ever be required as a ...

During the ceremony, Supreme Court Chief Justice John Roberts will administer the constitutionally mandated 35-word presidential oath of office. "I do solemnly swear (or affirm) that I will ...

Everyone knows the presidential oath of office ends with the phrase “so ... When Trump becomes president with the words “so help me God” next week, he will be invoking a past era’s intense ...

But it emphasizes that while the Constitution and other laws define the words of the oath of office, no specific book or document actually is required to take it. It even suggests that “swearing ...

Kevin Butterfield is director of the John W. Kluge Center at the Library of Congress. The Constitution is remarkably nonspecific on most things, and deliberately so. John Marshall famously wrote ...