S.D. Codified Laws § 15-2A-5

Notwithstanding the provisions of § 15-2A-3, in the case of such an injury to property or the person or such an injury causing death, which injury occurred during the tenth year after the substantial completion of such construction, an action to recover damages for such an injury or death may be brought within one year after the date on which such injury occurred, irrespective of the date of death; but in no event may such an action be brought more than eleven years after the substantial completion of construction of such an improvement.