SDCL § 47-1A-722.4: Transferee for value of shares subject to irrevocable appointment of proxy--Revocation.

A transferee for value of shares subject to an irrevocable appointment may revoke the appointment if the transferee did not know of its existence when the transferee acquired the shares and the existence of the irrevocable appointment was not noted conspicuously on the certificate representing the shares or on the information statement for shares without certificates.