Okla. Stat. tit. 17, § 17-183: Certificate to be obtained from Commission

No securities shall be issued by a public utility organized

under the laws of this state, nor shall any liens on property in

this state be created by a public utility organized under the laws

of another state or foreign country, to secure the payment of

evidences of indebtedness until such public utility shall first have

obtained from the Commission a certificate authorizing such issue or

creation.