Follow the steps to fill out the SC1040_3075.pdf online.

1. Press the ‘Get Form’ button to access the form and open it in the editing interface.
2. Enter your Social Security Number in the designated field. If applicable, also include your spouse's Social Security Number if you are filing jointly.
3. Indicate if you or your spouse are deceased by checking the appropriate box.
4. Specify your filing period. By default, it is for the year January 1 to December 31, 2024, unless you are filing a fiscal tax year.
5. Provide your first name, middle initial, and last name, as well as your mailing address, including city, state, and ZIP code.
6. If you have a new address, tick the box to indicate this change.
7. Select the appropriate checkboxes based on your situation: Amended Return, Part-Year/Nonresident, Composite, or Extension.
8. Identify your federal filing status by checking the relevant box for Single, Married Filing Separately, Married Filing Jointly, Head of Household, or Qualifying Surviving Spouse.
9. Indicate the number of dependents you are claiming and their details, including their names and Social Security Numbers.
10. Proceed to the Income and Adjustments section. Enter your federal taxable income from your federal form and complete any necessary additions or subtractions.
11. Calculate your total South Carolina tax, taking into account any non-refundable credits or taxable amounts.
12. Indicate the payment options for any balance due or select direct deposit for refunds.
13. Review the entire form for accuracy, then save your changes, and choose to download, print, or share the completed form as required.

Complete your SC1040 tax return online today for a hassle-free experience.