Get Answers Support Payroll State South Carolina(SC) What are the State Income Tax (SIT) Rates? Last modified 9/23/2024 3:35:34 AM EST In South Carolina, the state Income Tax Rate is adjusted based on the income level of the employee paying the tax. Income Tax Bracket 2024 Income Tax Rate $0 - $3,460 0.0% $3460 - $17,330 3.0% $17,330 or more 6.4% Was this helpful? Yes No Need more help? Get in touch with our dedicated support team Contact Us (704) 684-4751 support@taxbandits.com Sign Up for a FREE TaxBandits Account! The Smart CPA Choice Register Now Already have an account? Sign in