Articles of merger or consolidation of cooperatives shall set forth the approved plan and such other information as is required by § 47-15-9. They shall be signed by two principal officers of each cooperative merging or consolidating, sealed with the seal of each such cooperative, filed, and recorded as an amendment to the articles. Unless otherwise specified in the plan, the merger, or consolidation is effective when the articles are so recorded.
SDCL 47-18-2