The bill amends South Dakota law by updating the definition of the "United States Internal Revenue Code" and "Internal Revenue Code" to refer specifically to the version that is amended and in effect as of January 1, 2026. This change is applicable to several sections of the law, including 10-4-9.1, 10-4-9.2, 10-4-9.3, 10-4-9.4, 10-4-39, 10-6-157, and 10-43-10.1, as well as various subdivisions such as 10-6A-1(7), 10-6B-1(5), 10-18A-1(6), 10-43-10.3(6), and 10-45A-1(5).

This legislative update ensures that references to the Internal Revenue Code within South Dakota law remain current and relevant, reflecting any changes made to the federal tax code up to the specified date. By aligning state law with the anticipated federal updates, the bill aims to provide clarity and consistency in tax-related matters for residents and businesses in South Dakota.

Statutes affected:
Introduced, 01/01/2026: 10-1-47
Enrolled, 02/05/2026: 10-1-47