Okla. Stat. tit. 47, § 15-132
A public trust authorized to make application under this section may enter into contracts and agreements with local authorities for the enforcement of speed limits and regulations governing uniform traffic control on property owned or controlled by the public trust.
Laws 1977, SB 213, c. 100, § 2, eff. October 1, 1977; Renumbered from 47 O.S. § 11-308b by Laws 2007, HB 1616, c. 62, § 25, emerg. eff. April 30, 2007.