Okla. Stat. tit. 19 § 863.27
All existing plans, regulations, resolutions, ordinances, and codes and all amendments, supplements, and changes thereof adopted under prior existing planning acts, and all actions taken under the authority thereof, are hereby validated and continued in effect until amended, revised, or repealed by appropriate official action taken under authority of this act. Any master plan heretofore filed of record in the office of the county clerk of said county by either of the presently existing city or county planning commissions may by resolution of the commission be withdrawn from record and the recording of such resolution of withdrawal in the office of the county clerk shall be authority for the exclusion from abstracts of title such plan so withdrawn.
Okla. Stat. tit. 19, § 863.27