5 U.S.C. § 3331 : US Code - Section 3331: Oath of office

Search 5 U.S.C. § 3331 : US Code - Section 3331: Oath of office

An individual, except the President, elected or appointed to an
office of honor or profit in the civil service or uniformed
services, shall take the following oath: "I, AB, do solemnly swear
(or affirm) that I will support and defend the Constitution of the
United States against all enemies, foreign and domestic; that I
will bear true faith and allegiance to the same; that I take this
obligation freely, without any mental reservation or purpose of
evasion; and that I will well and faithfully discharge the duties
of the office on which I am about to enter. So help me God." This
section does not affect other oaths required by law.