Okla. Admin. Code § 710:65-19-61
Sales of stamps and currency at face value are not taxable. Sales of stamps and currency which do not meet the exemption requirements of OAC 710:65-13-95 for consideration in excess of face value are taxable.
Added at 11 Ok Reg 3521, eff 6-26-94
Amended at 32 Ok Reg 1376, eff 8-27-15