Okla. Stat. tit. 58, § 58-1101: Application of act

When an Oklahoma resident dies leaving a surviving spouse, and

leaves a will which gives all of the estate to such surviving spouse

and names such surviving spouse as executor, the procedures set out

in this act may be used and shall control over other provisions of

law to the contrary, and unless contrary hereto, all applicable

existing law shall remain in force and effect.