S.D. Codified Laws § 47-22-33.1
Current with legislation signed by the governor on or before 3/6/2024
If so provided in the articles of incorporation or bylaws of the corporation, any written notice required to be provided to any member or director pursuant to any provision of chapters 47-22 to 47-28, inclusive, may be sent by any reasonable means of transmission set forth in the articles of incorporation or bylaws of the corporation, including, but not limited to, traditional mail, hand delivery, email, or electronic facsimile.
SDCL 47-22-33.1