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United States · SC

South Carolina state taxes

Income, corporate and sales tax in South Carolina for 2026, on top of US federal tax. Administered by the South Carolina Department of Revenue.

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At a glance

Revenue department
South Carolina Department of Revenue
Individual income tax
Graduated · top 6%
Corporate income / franchise tax
5%
State sales tax
6% (avg. combined 7.49%)
LLC annual report / fee
Confirm with your accountant
Individual return deadline
April 15 (typical — confirm)

Income tax brackets (2026)

Single

Taxable incomeRate
$0 – $3,6400%
$3,640 – $18,2303%
$18,230+6%

Married filing jointly

Taxable incomeRate
$0 – $3,6400%
$3,640 – $18,2303%
$18,230+6%
Standard deduction (single / joint)
$8,350 / $16,700
Personal exemption (single / joint)
— / —
Estimate federal + state tax

Corporate income or franchise tax

5%

Applies to C corporations in addition to the 21% federal rate. LLCs taxed as partnerships or disregarded entities usually pay through their owners, but some states charge entity-level taxes or fees.

Sales tax

State rate

6%

Avg. local rate

1.49%

Avg. combined

7.49%

Cities, counties and special districts add their own rates, so the rate at a given address can differ from the average. Remote sellers may need to register once sales into the state pass its economic nexus threshold.

LLC annual report and fee

Confirm with your accountant. We have not verified the current annual report requirement, due date or fee for South Carolina LLCs, so we do not show a figure.

Filing deadline

The individual return for tax year 2026 is typically due April 15, 2027, usually in line with or shortly after the federal deadline. Extensions and business return dates differ. Confirm with your accountant.

See US federal deadlines

Notable rules

  • Uses federal taxable income (including the federal standard deduction) as the starting point.
  • Conforms to a pre-2025 version of the federal standard deduction ($8,350 single / $16,700 joint for 2026) unless the legislature updates conformity.
  • The top rate is scheduled to revert to 6.2% on 1 July 2026 — confirm the rate for your year.

Frequently asked questions

Does South Carolina have a state income tax?

Yes — a graduated income tax with a top rate of 6% for 2026.

What is the sales tax rate in South Carolina?

The state rate is 6%. Local taxes add on average 1.49%, for an average combined rate of about 7.49%.

How much is the South Carolina LLC annual report fee?

We have not verified current LLC annual report or franchise fees for this state. Confirm with your accountant or the Secretary of State before you budget.

Income tax as of 2026-01-01; corporate tax as of 2026-01-01; sales tax as of 2026-07-01. Source: Tax Foundation tables compiled from South Carolina statutes and South Carolina Department of Revenue publications. Checked 2026-11-01. General information only.

This tool is general guidance only and may contain mistakes or miss recent changes. It is not tax or accounting advice, and we accept no liability for decisions made on it. Always check with the relevant tax authority or a qualified accountant. See the disclaimer.

South Carolina state taxes 2026: income, corporate and sales tax | Ask Muhasib