Okla. Stat. tit. 58, § 1258
A deed in transfer-on-death form, executed in conformity with the Nontestamentary Transfer of Property Act, shall not be considered a testamentary disposition and shall not be invalidated due to nonconformity with other provisions in Title 58 or Title 84 of the Oklahoma Statutes.
Laws 2008, HB 2639, c. 78, § 8, eff. November 1, 2008.