Can a sitting US President be arrested for a crime?

A sitting President would not likely be arrested for a crime. There are two reasons for this. First is simple: the circumstances of the Presidency pretty much limit a situation that would, for example, see the President commit murder, rape, or other violent crimes that would demand immediate arrest.

Can a president-elect enter the White House if he/she has been arrested?

This depends. If the President-elect is arrested but not yet convicted, he or she is still capable of entering the White House. However, many of his/her privileges would (could) be restricted, such as his/her security clearance (see below).

Can a president-elect be indicted?

The President-Elect would be sworn in on January 20 and assume the office of President. They could choose to step down (and the VP-elect would take the office), but they do not have to. @cpast’s answer is correct as far as it goes. An indictment would not prevent a a president-elect from assuming office.

What kind of crimes can a president be charged with?

Most “crimes” a president might commit are violations of the Constitution or “procedural” crimes (like perjury or obstruction of justice), and are therefore in the hands of the House of Representatives for impeachment, and, if the president were impeached, in the hands of the Senate for conviction/acquittal.

Should a sitting president be impeached before prosecution?

What scholars argue about is whether this language, Constitutional history, or public policy requires impeachment of a president before prosecution. The idea that a sitting president must be impeached before prosecution is called the sequentialist position, advocated by law professor Akhil Reed Amar among others.

Are Senators and representatives privileged from arrest?

The Senators and Representatives … shall in all Cases, except Treason, Felony and Breach of the Peace, be privileged from Arrest during their Attendance at the Session of their respective Houses, and in going to and returning from the same; and for any Speech or Debate in either House, they shall not be questioned in any other Place.