Okla. Stat. tit. 22 § 1181.1
All elective officers in the State of Oklahoma, including elective officers of the state and elective officers in each county, city, town or school district of the State of Oklahoma, but excluding any elective officers liable to impeachment, shall be subject to removal from office in such manner and for such causes as now provided by law, or as may be provided by law passed subsequent to this act, and any such officer or officers may be removed or ousted from office for any act or acts of commission or omission or neglect which may be committed, done or omitted during the term in which such ouster or removal proceedings may be filed, and any such officer or officers, may be removed or ousted from office for any act or acts of commission, omission or neglect committed, done or omitted during a previous or preceding term in such office.
Okla. Stat. tit. 22, § 1181.1