Except as provided in sections one and two of this article, every person elected or appointed to any office in this state, before proceeding to exercise the authority or discharge the duties of such office, shall take the oath or affirmation prescribed in section 5 of article IV of the constitution of this state; but this section shall not be construed to require any executor, administrator, trustee, guardian, curator, committee, special commissioner, election officer, registration officer, or person authorized to celebrate the rites of matrimony, to take any oath other than that otherwise required of him by law.
W. Va. Code § 6-1-3