SDCL § 58-11-22: Identification of contracts issued and forms filed with director--Change in form.

All policies and annuity contracts issued, and the forms thereof filed with the director, shall have printed thereon an appropriate designating letter or figure, or combination thereof identifying the respective forms of policies or contracts. Whenever any change is made in any such form, the designating letters, figures, or terms thereon shall be correspondingly changed.