57A-3A-102. Instruments to be marked consumer paper--Holder not holder in due course.
If any contract for sale or lease of consumer goods or services on credit, entered into between a retail seller and a retail buyer, requires or involves the execution of a promissory note, instrument or other evidence of indebtedness, hereinafter called instrument, such instrument shall have printed conspicuously on the face thereof the words "consumer paper," and a holder of such instrument shall not be deemed a holder in due course.
Source: SL 1973, ch 295, §2; SDCL Supp, §57-10A-2.