The certificate of acknowledgment of an instrument executed by a corporation must be substantially in the following form: Territory of ____ or State of ____ County of ____ ss On this ____ day of ____, in the year ____, before me ____, personally appeared ____, known to me (or proved to me on the oath of ____) to be the ____ of the corporation that is described in and that executed the within instrument and acknowledged to me that such corporation executed the same.

Source: CivC 1877, § 666, subdiv 2; CL 1887, § 3288, subdiv 2; RCivC 1903, § 981, subdiv 2; RC 1919, § 587 (2); SL 1921, ch 2 ; SDC 1939, § 51.1615 (2).