Charleston 9% · Columbia 8% · Greenville 6% · SC base 6% · $300 item cap
South Carolina has a 6% state sales tax. County additions range from 0%–3%, creating wide variation. Charleston County is 9%, Columbia (Richland) is 8%, Greenville County has no addition for 6%. SC has a unique $300 maximum tax cap on most individual items, making it advantageous for large purchases.
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ZIP and district rules can differ. Verify on South Carolina Dept. of Revenue.
South Carolina's 6% state rate shows major county variation. Charleston County (9%) is the highest, Greenville County (6%) has no local addition. SC's $300 single-item tax cap is unique — the most state tax paid on any single item is $18 (6% × $300). Groceries are generally exempt from the state portion.
SC base is 6%. Charleston County adds 3% for 9%, Richland County (Columbia) adds 2% for 8%, Greenville County adds nothing for 6%.
SC caps the maximum tax on most individual items at $300 total tax. This makes SC attractive for large purchases like boats and vehicles.
Most unprepared grocery food items are exempt from the South Carolina state sales tax.