The mayor may appoint himself, or the council or other authority may elect or appoint him, to other offices and positions in the city government, subject to regulations as the council may prescribe; but he may not receive compensation for service in such other offices and positions. The council may provide that the mayor shall hold ex officio designated administrative offices subordinate to the mayor as well as other designated compatible city offices.
Okla. Stat. tit. 11, § 11-107