(a) The board of adjustment and appeals, career service commission and civil service commission shall have the power to administer oaths and issue subpoenas to require the presence of persons and the production of papers, books and records reasonably relevant to the determination of any hearing which such boards and commissions are authorized to conduct.

(b) It shall be unlawful for any person to willfully fail to comply with a subpoena duly issued and served by such boards and commissions. (Code 1979, § 8-6; Ord. No. 2016-63, § 2, 12-5-2016; Ord. No. 2005-12, § 16, 4-11-2005)