S.D. Codified Laws § 36-4-20.2
A certificate for locum tenens practice may be issued by the Board of Examiners to an applicant who is a current holder of a valid license to practice medicine or osteopathy in any state or territory of the United States, the District of Columbia, or province of Canada, or who has graduated and received a diploma from an approved medical or osteopathic college and who has completed at least one year of an approved internship or residency program or its equivalent. If such applicant is not the holder of a currently valid license to practice medicine or osteopathy, as heretofore stated, the board may grant such certificate only after the applicant has satisfactorily passed a special examination for locum tenens certificate administered by the board. To obtain a locum tenens certificate, a petition shall be presented to the board signed under oath, by a licensed physician practicing in this state and by the applicant requesting a locum tenens certificate which petition shall set forth the reasons why the applicant should be issued a locum tenens certificate. In addition to the petition, the locum tenens applicant shall complete and submit to the board the application required by § 36-4-19 accompanied by a fee of not to exceed fifty dollars made payable to the secretary of the board and appear personally at the office of the South Dakota State Board of Medical and Osteopathic Examiners or at the office of a member of the board. The application fee provided for in this section shall be set by the board by rule promulgated pursuant to chapter 1-26.
SDCL 36-4-20.2