S.D. Codified Laws § 3-12C-113
Internal Revenue Code references
For purposes of this chapter, "Internal Revenue Code" or "code" means the United States Internal Revenue Code (January 1, 2026).
Source: SL 2023, ch 14, § 2; SL 2024, ch 21, § 1; SL 2025, ch 28, § 1; SL 2026, ch 22, § 1.