SDCL § 22-19A-3: Stalking--Subsequent convictions--Violation as felony.

A person who has a second or subsequent conviction occurring within seven years of a prior conviction under § 22-19A-1, 22-19A-2, or 22-19A-7 against the same victim, and involving an act of violence, or a credible threat of violence, is guilty of a Class 5 felony. Any conviction for, or plea of guilty to, an offense in another state which, if committed in this state, would be a violation of § 22-19A-1, 22-19A-2, or 22-19A-7 and involving an act of violence, or a credible threat of violence, and occurring within seven years prior to the date of the violation being charged, shall be used to determine if the violation being charged is a second or subsequent offense.