Okla. Stat. tit. 47, § 47-15-108: Authority to designate through highways and "stop" and

"yield" intersections.

The Department of Highways with reference to state and federal

highways and local authorities with reference to other highways

under their jurisdiction may designate through highways and erect

stop or yield signs at specified entrances thereto, or may designate

any intersection as a stop intersection or as a yield intersection

and erect stop signs or yield signs at one or more entrances to such

intersection.