A. No seller in any sales transaction may impose a surcharge on a cardholder who elects to use a credit card or debit card in lieu of payment by cash, check or similar means.

B. As used in this section, "debit card" means any instrument or device, whether known as a debit card or by any other name, issued with or without fee by an issuer for the use of the cardholder in depositing, obtaining or transferring funds from a consumer banking electronic facility.

C. For purposes of this section, a private educational institution as defined in paragraph (e) of Section 3102 of Title 70 of the Oklahoma Statutes may charge a convenience fee. The convenience fee shall be limited to bank processing fees and financial transaction fees, the cost of providing for secure transaction, portal fees, and fees necessary to compensate for increased bandwidth incurred as a result of providing for an online transaction.