Okla. Stat. tit. 60, § 60-812: Sale of unneeded airspace or real property

Any governmental authority, agency or instrumentality which

holds right, title, interest or estate in airspace or in other real

property which is not needed for a public purpose or for public use

may sell, convey or transfer the right, title, interest or estate

owned by it, or any lesser right, title, interest or estate, to such

persons as the laws of this state permit at public or private sale

for not less than seventy-five percent (75%) of the appraised value

thereof, as established by two or more disinterested, qualified

appraisers. Along with transfers of unneeded airspace or real

property, or right, title, interest or estate therein, the

transferor may also grant or transfer easements or other rights and

interests in retained airspace and real property which may be

required to provide access to or support of structures erected in

the transferred airspace or property.