Okla. Stat. tit. 4, § 508
The provisions of Sections 1 through 7 of this act shall not apply to any municipality with a population of ten thousand (10,000) or less persons according to the latest Federal Decennial Census. However, unclaimed animals must be destroyed by an acceptable, humane method.
Laws 1981, HB 1277, c. 167, § 8, eff. October 1, 1981.