S.D. Codified Laws § 47-15-40
Current with legislation signed by the governor on or before 3/6/2024
No cooperative funds may be used, nor any stock issued, in payment of any promotion expenses in excess of ten percent of the paid-up capital stock or membership fees. No commission or expenses shall be paid on the sale of stock in excess of ten percent of the par value thereof.
SDCL 47-15-40