Okla. Stat. tit. 68 § 1354.10
The Oklahoma Tax Commission is authorized to participate in a sales tax pilot project with other states and selected businesses to test means for simplifying sales and use tax administration and may enter into joint agreements for that purpose.
Agreements to participate in the test shall establish provisions for the administration, imposition and collection of sales and use taxes resulting in revenues paid that are the same as would be paid under existing law.
Parties to the agreements are excused from complying with the provisions of the Oklahoma Sales Tax Code or the Oklahoma Use Tax Code to the extent a different procedure is required by the agreements, except for confidentiality of taxpayer information as detailed in Section 12 of this act.
Agreements authorized under this section shall terminate no later than December 31, 2001.
Okla. Stat. tit. 68, § 1354.10