S.D. Codified Laws § 31-3-46
Upon the filing of a notice of appeal pursuant to § 31-3-14 and unless a petition or motion is filed with circuit court, the question shall be submitted to a vote of the voters at the next regular or special township meeting of the voters. The township clerk shall in the notice of such meeting state that the question of vacating, changing, or locating such highway shall be submitted to a vote of the voters. The result of the vote upon such question shall be spread upon the minutes of the meeting and the decision of the voters upon such question is final. If a two-thirds majority of the votes cast is in favor of vacating, changing, or locating the highway, the highway shall be vacated, changed, or located without further proceedings.
SDCL 31-3-46