S.D. Codified Laws § 49-31-100

The commission shall establish or provide for the operation of a register. The register may be operated by the commission or by another entity under contract with the commission. A residential telephone subscriber may enroll on the register in accordance with procedures prescribed by the commission. A subscriber shall pay to the commission a fee, set pursuant to § 49-31-99, of not more than five dollars to be listed on the register. Fees collected under this section shall be credited to the telephone solicitation account established in § 49-31-104.