S.D. Codified Laws § 34-27-13
The local registrar of each registration district within the state is hereby authorized to receive and file in his office as a permanent record any information or data, pertaining to burials within his registration district, compiled by the "graves registration survey project," a state-wide survey, sponsored by the South Dakota Military Department through the cooperating sponsorship of the American Legion and under the works projects administration of South Dakota, together with maps or drawings of cemeteries in such district, to the end that said registrar with the cooperation of the graves registration survey project, may use such information or data in completing and bringing up to date, burial records as to all past burials; it is the intent and purpose of this chapter that all burials and all information pertaining thereto, including those of veterans who served in the military or naval forces of the United States in the time of war and those of veterans as defined by § 33A-2-1, buried within this state, be placed on record and hereafter maintained therein as a permanent record; providing such information with reference to past burials in compiled and cemetery maps drafted and presented for filing, is without additional expense to the State of South Dakota. No registrar shall receive any fee for filing or recording such compiled burial information or cemetery map or maps.
SDCL 34-27-13