Okla. Stat. tit. 11, § 11-10-114: Designation of acting city manager

The city manager, by letter filed with the city clerk, may

appoint a qualified administrative officer of the city to be acting

city manager during the temporary absence or disability of the city

manager. The council may appoint an acting city manager whenever:

1. The manager fails to make such designation;

2. The council suspends the city manager; or

3. There is a vacancy in the office of city manager.