S.D. Codified Laws § 22-24B-19.2
Tier III offender defined
Any person, who is on the sex offender registry and who is not eligible for removal pursuant to §§ 22-24B-19 and 22-24B-19.1 , is a Tier III offender.
Source: SL 2010, ch 119, § 3.
S.D. Codified Laws § 22-24B-19.2