South Carolina Corporations Form Availability (print only)
Form SC1120-CDP, Corporation Declaration of Estimated Income Tax
available
Form SC2848, Power of Attorney and Declaration of Representative
available
Form SC2220, Underpayment of Estimated Tax by Corporations
01/15/2026
Form SC1120, C Corporation Income Tax Return
available
SC1120TC, Corporate Tax Credits
available
Form SC1120V, Corporation Income Tax Payment Voucher
available
Form SC1120-T, Application for Automatic Extension of Time to File Corporation Tax Return
available