Okla. Stat. tit. 60, § 60-299.16: Absolute power of disposition in grantee or

beneficiary.

When an absolute power of disposition is given to a grantee or a

beneficiary under a will of real or personal property and no

reversion, remainder or gift in default of the property undisposed

of by the grantee or a beneficiary under a will is expressed in the

instrument creating the power, the grantee or a beneficiary under a

will shall be the absolute owner of the property.