Okla. Stat. tit. 11, § 11-18-104: Effective date of new form - First elections -

Transition of officers.

The first primary and general elections under the new form shall

be held at the time that the next municipal primary and general

elections would be held as if there were no change in the form of

government. The form of government which has been adopted shall go

into full effect when the terms of officers elected under the new

form begin. Every appointive officer or employee holding an office

or position which exists under both the previous and new forms of

government shall continue in his office or position in the new form

of government until his services terminate or are terminated in the

manner provided by the new form.