Okla. Stat. tit. 72, § 72-7: State-operated parks and museum admission

A. All honorably discharged veterans who are currently Oklahoma

residents shall be allowed free admission to all state-owned or

state–operated parks and museums. A valid Oklahoma driver license

or state photo identification card and military discharge papers (DD

Form 214) or similar evidence of an honorable discharge from the

United States Armed Forces shall be required for free admission.

B. A valid Oklahoma driver license or identification card

issued by the Department of Public Safety with a flag emblem and the

word "veteran" in the upper left-hand corner of the front of the

driver license or identification card shall be sufficient for free

admission to all state-owned and state-operated parks and museums.