There shall be one marshal and one street commissioner, who shall be officers of the city. The marshal may be the chief of police. The marshal shall have such powers, duties, and functions as may be prescribed by law or by ordinance. The street commissioner may be the head of the street department. The street commissioner shall have such powers, duties, and functions as may be prescribed by law or by ordinance.
Okla. Stat. tit. 11, § 9-114