S.D. Codified Laws § 44-15-6 (2026)
Before enforcing any lien, notice in writing shall be given to the customer, whether delivered personally or sent by registered mail to the last-known address of the customer. The notice shall state that a lien is claimed for the damages set forth in writing for manufacturing or fabrication work contracted or performed for the customer. This notice shall also include a demand for payment.
Source: SL 1998, ch 267 , § 6.