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Phone: 1-844-898-8542 
Email: IITax@dor.sc.gov 

Frequently asked questions

1099-G/IN​T​​

If the refund was for a tax you paid and you deducted state and local Income Taxes on your federal Schedule A, use the State and Local Income Tax Refund Worksheet in the federal 1040 instructions to determine if any of your refund is taxable. For tax year 2024, enter the taxable amount on Schedule 1, line 1 of the federal 1040. For South Carolina purposes, subtract this amount on line f of the SC1040. 

Administrative​​​

For tax years 2021 and newer, viewing and printing transcripts of filed ​Individual Income Tax returns is easy on MyDORWAY​:

  • Log in​ and click the Accounts tab.
  • Scroll to your Individual Income Tax account and select View Returns and Periods.
  • Under Period, select any period starting with tax year 2021 or newer (example: for tax year 2021 you would select period 31-Dec-2021)
  • On the next screen, select Print Return Transcript, then download your transcript as a PDF.

For tax years 2020 and older, you must request transcripts by completing the SC4506​ and emailing it to RequestforCopies@dor.sc.gov.

If you used a paid preparer to file your return, your preparer should have a copy of your return.


A partnership, S Corporation, or LLC taxed as a partnership or S Corporation determines the tax separately on each participant's share of income. The methods available for computing the tax depend on whether the partner, shareholder, or member has filed an I-338 Composite Return Affidavit with the SCDOR through the partnership, S Corporation, or LLC. An I-338 affidavit states that the partner, shareholder, or member has no other income taxable to South Carolina. The tax amounts computed for each participant in the composite return are added together to arrive at the total tax due.  

Refer to the Composite Return Affidavit I-338 and the Composite Filing Instructions I-348 for more information.

See Code Section 12-6-5030 and SC Revenue Procedure 17-2.


Filing Requirements​​​​​​

Individual Income Tax returns on a calendar year tax period are due April 15 of the following year. 

A return for a fiscal year tax period is due by the 15th day of the fourth month following the close of your tax year. On the front of the return, complete the dates covered by the fiscal year.

South Carolina offers an electronic incentive until May 1, without being charged penalties and interest, if you:
  1. ​File your return electronically by the due date (April 15), and
  2. Pay your balance due electronically by May 1. 
If you don’t meet both requirements, penalties and interest will be charged from the tax due date (April 15) until you file and pay.

The May 1 electronic incentive doesn’t apply to federal returns or returns submitted by paper. 

South Carolina residents should file an SC1040. A part-year resident or nonresident of South Carolina should file an SC1040 with a completed Schedule NR (Nonresident Schedule) attached.

You can file your South Carolina Income Tax return using one of the following methods:

You are a South Carolina resident, even if you live outside South Carolina, when:

  1. Y​our intention is to maintain South Carolina as your permanent home; AND
  2. South Carolina is the center of your financial, social, and family life; AND
  3. When you are away, South Carolina is the place to which you intend to return.
You are a nonresident if your permanent home is outside South Carolina all year and none of the above apply.​

For more information on residency and domicile, refer to Determining a Taxpayer’s Domicile for Income Tax Purposes.

Because the South Carolina return starts with what was filed with the IRS, it's important to choose the appropriate filing status and keep that status on the South Carolina return. 

A surviving spouse who does not remarry during the year typically has two options for filing status in the year their spouse passes away: 

  • Married filing jointly. This filing status offers a higher standard deduction and usually results in a lower Income Tax calculation. It is the most common status used by a couple. 
  • Married filing separately. A surviving spouse may choose this status if they want to avoid taking responsibility for their deceased spouse's tax liabilities or if the total tax would be lower by filing separately. 

In years after the spouse passes away, a surviving spouse who has not remarried typically has three options for filing status: 

  • Single. A surviving spouse who does not remarry and does not have any dependents will likely use this filing status. 
  • Head of Household. This filing status is for those who are unmarried, or considered unmarried, at the end of the tax year, paid more than half the cost of keeping up a home, and had a qualifying person, such as a dependent, living with them for more than half the year. This filing status offers a higher standard deduction than the Single filing status. 
  • Qualifying Surviving Spouse. This filing status, previously known as Qualifying Widow or Widower, is available for a surviving spouse who still has a qualifying dependent child, stepchild, or adopted child living in their home. To qualify, the surviving spouse must have been entitled to file a joint return in the year the spouse died and must pay more than half the cost of keeping up their home. This filing status is only available for two years after the year the spouse passes away.

Military​​

Yes, for tax years beginning on or after January 1, 2009. See SC Revenue Ruling #24-5 for more information.

For tax years 2023 and later, military servicemembers and their spouses may elect for tax purposes to use:
  • The domicile state of the servicemember
  • The domicile state of the spouse
  • The permanent duty station of the servicemember

Refund​s​​​​​​

​Individual Income Tax Refund Options


Direct deposit

Paper checks
How will I receive my refund?
We deposit your refund directly into your bank account.
​We mail a check to the address listed on your Income Tax return.
When can I access the money?
You can access your money as soon as we deposit your refund into your bank account.​Once you receive your check in the mail, you must deposit the check into your bank account or cash it using a check-cashing service.
​How much does it cost?
​According to IRS estimates, each direct deposit refund cost the government about a dime to issue.
​According to IRS estimates, each paper check refund costs the government about $1 to print and issue.
​How does it affect the environment?
​This is the greenest option, since it doesn’t require paper or plastic use.
​Printing paper checks means more paper use.

We recommend choosing direct deposit. It’s the fastest, easiest, most secure way to receive your refund. As soon as we’ve processed your return, your refund will be deposited into your bank account. You don’t have to wait for paper check printing, worry about your check getting lost in the mail, or take the time to deposit your check.

Tax Credits​​

South Carolina provides married individuals filing a joint return a credit equal to .007 of the lesser of:

  1. the South Carolina qualified earned income of the spouse with the lower qualified earned income for the year or
  2. the following multiplier based on the tax year
    • $50,000 for tax year 2023 and after
    • $46,667 for tax year 2022
    • $43,333 for tax year 2021
    • $40,000 for tax year 2020
    • $36,667 for tax year 2019
    • $33,333 for tax year 2018
    • $30,000 for tax year 2017 and prior

Earned income includes
Earned income does not include
  • wages
  • salaries
  • tips
  • commissions
  • sub-pay
  • self-employment income
  • business income or loss
  • partnership income or loss
  • farm income or loss
  • gambling winnings
  • bingo winnings
  • interest
  • dividends
  • Social Security benefits
  • IRA distributions
  • retirement plan or annuity benefits
  • unemployment compensation
  • deferred compensation
  • any amount your spouse paid you

See Code Section 12-6-3330 and the SC1040 instructions.

Individual Income Tax rates range from:
  • 0% to a top rate of 6.2% on taxable income for tax year 2024
  • 0% to a top rate of 6.4% on taxable income for tax year 2023
  • 0% to a top rate of 6.5% on taxable income for tax year 2022
  • 0% to a top rate of 7% on taxable income for tax year 2021 and prior.
Tax brackets are adjusted annually for inflation.