Okla. Stat. tit. 11, § 11-10-120: Appointments and removals

Appointments and promotions in the service of a statutory

council-manager city shall be made solely on the basis of merit and

fitness; and removals, demotions, suspensions, and layoffs shall be

made solely for the good of the service. The council by ordinance

may establish a merit system and provide for its organization and

functioning, and provide for personnel administration and regulation

of personnel matters.