The original articles of incorporation, duly signed, shall be delivered to the secretary of state for filing and recording. The legal corporate existence of a cooperative begins when the articles are so delivered. Source: SDC 1939, § 11.1107 as enacted by SL 1965, ch 23 , § 1; SL 1989, ch 390 , § 2; SL 2012, ch 222 , § 2.