S.C. Code Ann. § 37-3-501
(1) "Supervised loan" means a consumer loan in which the rate of the loan finance charge exceeds twelve percent per year as determined according to the provisions on the loan finance charge for consumer loans (Section 37-3-201). A supervised loan does not include:
(b) a closed-end credit transaction, with an original repayment term of less than one hundred twenty days, unsecured by any interest in the consumer's personal property or secured by personal property, excluding motor vehicles that are free of any other liens or encumbrances, that does not have a market value that reasonably secures the amount of the loan, and the consumer:
(ii) receives funds from and incurs interest or a fee payable to a creditor, and contemporaneously with, or any time after, the receipt of funds, authorizes the creditor to initiate a debit or debits to the consumer's deposit account by electronic fund transfer or a remotely created check or remotely created consumer item as defined in Section 36-3-103(16).
The provisions of subitem (b) do not apply to credit unions, bank holding companies, banks, or financial institutions insured by the Federal Deposit Insurance Corporation.