A person shall be in contempt if such person:
(1) Fails or refuses to appear in compliance with a subpoena or, having appeared, fails or refuses to testify or, having appeared, fails or refuses to testify under oath or affirmation;
(2) Fails or refuses to answer any relevant question or fails or refuses to furnish any relevant book, paper, or other document subpoenaed by or on behalf of an investigating committee; or
(3) Commits any other act or offense against an investigating committee that, if committed against the council, would constitute a contempt.
(Sec. 4-4.13, R.O. 1978 (1983 Ed.)) (1990 Code, Ch. 4, Art. 4, § 4-4.13)