INSTRUCTIONS: SOUTH CAROLINA 'S' CORPORATION INCOME TAX RETURN (Form SC 1120S) To file income tax in South Carolina, S corporations use a form SC 1120S. This document can be obtained from the website of the South ...
INSTRUCTIONS: SOUTH CAROLINA 'C' CORPORATION INCOME TAX RETURN (Form SC 1120) C corporations doing business in South Carolina can file their state income taxes using a form SC 1120. This document can be obtained ...