SDCL § 47-1A-1202.3: Votes required for approval of disposition.

Unless the articles of incorporation or the board of directors acting pursuant to § 47-1A-1202.1 requires a greater vote, or a greater number of votes to be present, the approval of a disposition by the shareholders shall require the approval of the shareholders at a meeting at which a quorum consisting of at least a majority of the votes entitled to be cast on the disposition exists.