SDCL § 47-1A-625.1: Certificate requirements when corporation authorized to issue different classes of shares or different series within a class.

If the issuing corporation is authorized to issue different classes of shares or different series within a class, the designations, relative rights, preferences, and limitations applicable to each class and the variations in rights, preferences, and limitations determined for each series, and the authority of the board of directors to determine variations for future series, shall be summarized on the front or back of each certificate. Alternatively, each certificate may state conspicuously on its front or back that the corporation will furnish the shareholder this information on request in writing and without charge.