by the United States government

“ The people of the District of Columbia shall be represented in the House of Representatives by a Delegate, to be known as the "Delegate to the House of Representatives from the District of Columbia", who shall be elected by the voters of the District of Columbia in accordance with the District of Columbia Election Act. ”

“ Presiding officer of Senate may administer oaths The presiding officer, for the time being, of the Senate of the United States, shall have power to administer all oaths and affirmations that are or may be required by the Constitution, or by law, to be taken by any Senator, officer of the Senate, witness, or other person, in respect to any matter within the jurisdiction of the Senate. ”

“ This title and the amendments made by this title [enacting this section and section 25b of this title and amending section 2106 of Title 5, Government Organization and Employees, sections 4342, 6954, and 9342 of Title 10, Armed Forces, sections 201, 203, 204, 591, 594, and 595 of Title 18, Crimes and Criminal Procedure, and section 1973i of Title 42, The Public Health and Welfare] shall take effect on the date of its enactment [Sept. 22, 1970] . ”