INSTRUCTIONS: SOUTH CAROLINA 'C' CORPORATION INCOME TAX RETURN (Form SC 1120)

C Corporations operating in South Carolina file their income taxes owed to the state with a form SC 1120. When filing, you must attach a copy of your federally filed 1120 or 1120A return. This state tax form can be found on the website of the South Carolina Department of Revenue.

South Carolina 'C' Corporation Income Tax Return SC 1120 Step 1: In the box at the top left of the first page, enter your filing number, the end date of your income tax and license fee periods, your federal employer identification number, and your business name and address. Indicate with a check mark if there has been a change of address or accounting period dates since your last return.

South Carolina 'C' Corporation Income Tax Return SC 1120 Step 2: In the box at the top right, give the address of property located in South Carolina and the name and number of a contact person in case of an audit. Check the box where indicated if filing a consolidated return.

South Carolina 'C' Corporation Income Tax Return SC 1120 Step 3: Enter your total gross receipts, cost of depreciable personal property located in the state, and indicate with a check mark if filing a return for a business that has been withdrawn, merged, reorganized or dissolved.

South Carolina 'C' Corporation Income Tax Return SC 1120 Step 4: Enter your total federal taxable income on line 1. Skip to the second page to complete Schedule A and B and transfer the total from line 12 there to line 2 on the first page.

South Carolina 'C' Corporation Income Tax Return SC 1120 Step 5: Follow the instructions on lines 3 through 19 to determine your total income tax liability. To complete line 10, you will first need to complete Schedule C on the second page.

South Carolina 'C' Corporation Income Tax Return SC 1120 Step 6: Follow the instructions on lines 20 through 30 to calculate total income tax and license fee liability. An officer should sign and date the bottom of the first page.

South Carolina 'C' Corporation Income Tax Return SC 1120 Step 7: Schedule D on the third page must be completed by all corporations. Schedules E through H-3 are for multistate corporations only. Schedule J is only for corporations included in a consolidated return.