S.D. Codified Laws § 36-21A-55
The holding of a license issued under the provisions of this chapter or participating in a transaction for which a license is required by this chapter is the transaction of business within the state, and a nonresident licensee or unlicensed person so defined is subject to the personal jurisdiction of the courts of this state as provided by § 15-7-2.
Service of process shall be made upon corporate licensees as provided by chapter 59-11 and otherwise as provided by chapter 15-6.
Any person licensed under this chapter shall deliver a copy of any process or pleading to which that licensee is a party to the executive director of the commission within ten days of its being served by or upon him. Failure to file with the executive director is not jurisdictional in any action to which a licensee under this chapter may be a party.
SDCL 36-21A-55