Within twenty days after adoption of a resolution of intent to specially assess, a water development district board of directors shall give written notice to owners of real property described in the resolution. Owners entitled to notice are those listed as the owners of the real property to be assessed in the records in the office of the register of deeds of the county where the real property is located. If real property is sold under a contract for deed which is of record in the office of the register of deeds, both the landowner and the purchaser of the land, as named in the contract for deed, shall be treated as owners.
Notice shall be by registered or certified mail, shall be effective upon the date mailed, and shall contain the following:
SDCL 46A-3E-5