Home / Tax Resources / State And Federal / Efile-South-Carolina-Tax-Return Efile South Carolina State Tax Returns Start For Free Utah State Tax Filing Information Efile your South Carolina state tax returns online with eSmart Tax. Our system easily transfers all the necessary information that you entered from your federal income tax return to all the right South Carolina state tax return forms so you finish your federal and state tax returns fast. You can prepare and efile your full-year resident South Carolina state tax return and your federal tax return at the same time! The regular due date for filing your South Carolina state taxes is April 15. On this page you will find information about South Carolina state tax forms, South Carolina state tax filing instructions, a link to the South Carolina department of Revenue site, and other helpful resources. eSmart Tax supports the following South Carolina Tax Forms (Click here to download South Carolina tax forms) South Carolina Form 1040 Individual Income Tax Return Long Form South Carolina Form 1040V Electronic Payment Voucher South Carolina Form 8453 Declaration for Electronic Filing Liberty eSpecial: $50 Off Tax Prep! State SC Website and Contacts State Website http://www.sctax.org/Tax+Information/Individual+Income+Tax/default.htm Taxpayer Assistance: (803) 898-5709) TTY/TDD: 711 in S.C. 1-800-676-3777 outside S.C. Refund Status (Automated Responses: (803) 898-5300 Check Refund Status Online: http://www.sctax.org/default.htm Special Processing Type: Availability: State-only tax return: Supported Decedent Return: Not Supported Return with foreign address: Not Supported State SC Amount Owe Payment Option You have the following options to pay your tax: Mail check to: SC Department of Revenue Electronic Filing Columbia, SC 29214-0020 Send e-payment through state website. State SC Overpayment Option You have the following options: Apply your refund amount to next year's tax payment. Contribute your refund amount to charity. Receive your refund by check through mail. Receive your refund by direct deposit to your bank account.