Okla. Admin. Code § 725:15-29-32
(a) Terms and payments for entities, individuals and/or businesses purchasing advertising space in Oklahoma Today magazine will be made using one of the following methods:
(1) Payments will be made as described in the billing schedule published in Oklahoma Today magazine's media guide. A copy of the media guide may be requested as follows:
Added at 11 Ok Reg 3567, eff 7-1-94
Amended at 23 Ok Reg 1995, eff 6-11-06
Amended at 27 Ok Reg 2584, eff 7-25-10
Amended at 38 Ok Reg 2541, eff 9-11-21