South Dakota Administrative Rules — Title 64 (Revenue)
ARSD § 64:26:02:04 — Federal income tax return to be submitted with state return
64:26:02:04. Federal
income tax return to be submitted with state return. In addition to the
South Dakota return, all financial institutions shall submit to the department
a copy of the federal income tax return and schedules filed with the Internal
Revenue Service for the tax year.
Source: official text