Okla. Stat. tit. 60, § 175.603
Section 175.409 of Title 60 of the Oklahoma Statutes applies to a trust described in subsection D of Section 175.409 of Title 60 of the Oklahoma Statutes on and after the following dates:
Laws 2009, SB 981, c. 90, § 3, eff. November 1, 2009.