Okla. Stat. tit. 40, § 40-197.6: Posting of notice

On and after August 1, 1965, every employer, subject to this

act, shall post a notice or notices of the pertinent provisions of

this act in such form as may be prescribed and furnished by the

Commissioner of Labor. The notice shall be not less than eight and

one-half (8 1/2) inches by eleven (11) inches in size and shall be

displayed in such a manner so as to be accessible to all employees

in each establishment under the control of the employer. The

Commissioner, or his or her duly authorized representative, may, for

the purpose of determining whether such notice has been properly

posted, enter, during business hours, upon the premises of any

employer subject to this act.