South Dakota Codified Laws
Chapter 25 - Livestock Registry Associations
Section 40-25-3 - Stock and membership provisions in articles of association.

40-25-3. Stock and membership provisions in articles of association.
The articles of a purebred livestock registry association shall also set forth whether or not interests in the corporation shall be evidenced by shares of stock or by certificates of membership or by both. The articles may provide for the issuance of stock in shares of no par value and in such case shall state the number of shares of such stock issued by the association. The articles may also provide that in lieu of stock, certificates of membership of a value to be fixed by the bylaws may be issued.

Source: SDC 1939, ยง40.1602.