South Carolina Code of Laws — Title 12 (Taxation)
S.C. Code Ann. § 12-6-4930 — Tax return of estate or trust; by whom to be made
The income tax return of a trade or business carried on by an estate or trust must be made by the fiduciary and must show the taxable income of the estate or trust and the distribution of income to the beneficiaries. Under rules or regulations prescribed by the department, one of two or more joint fiduciaries may file a single return.
Source: official text