In any suit, action, or proceeding involving the validity or enforcement of, or relating to, any contract, proceeding, or action of a conservation district, the district shall be deemed to have been established in accordance with the provisions of this chapter upon proof of the issuance by the secretary of state of the certificate described by § 38-8-17. A copy of such certificate duly certified by the secretary of state shall be admissible in evidence in any such suit, action, or proceeding and shall be proof of the filing and contents thereof.
SDCL 38-8-18