compensation for their services, to be ascertained by law, and paid out
of the Treasury of the United States. They shall in all cases, except
treason, felony, and breach of the peace, be privileged from arrest
during their attendance at the sessions 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.
2. No senator or representative shall, during the time for which he was
elected, be appointed to any civil office under the authority of the
United States, which shall have been created, or the emoluments whereof
shall have been increased during such time; and no person, holding any
office under the United States, shall be a member of either House during
his continuance in office.