Okla. Stat. tit. 21, § 21-263: Falsely assuming to be officer

Every person who shall falsely assume or pretend to be any

state, county or township, city or town officer, or who shall

knowingly take upon himself to act as such or to require any person

to act as such, or assist him in any matter pertaining to such

office, shall be punished by imprisonment in the county jail not

more than one (1) year nor less than three (3) months, and by fine

not exceeding Five Hundred nor less than Fifty Dollars ($50.00).