📝 Overview
This guide covers state tax information for employers running payroll in South Carolina. Use the sections below to find agency contact information, supported tax filings, and the account details required for tax setup.
⚙️ South Carolina Tax Information
Click the arrow to view Withholding information
Click the arrow to view Withholding information
Agency Information
Website: South Carolina Department of Revenue (SCDOR)
Phone: (844) 898-8542
Supported Tax Filings
SC Withholding Quarterly Tax Return (WH-1605)
SC Withholding Fourth Quarter and Annual Reconciliation Return (WH-1606)
Wage & Tax Statement (W-2)
Required for Tax Setup
Withholding Account Number (9 digits, e.g., 12345678-9)
Filing Frequency (Weekly, Monthly, or Quarterly)
Click the arrow to view Unemployment Insurance information
Click the arrow to view Unemployment Insurance information
Agency Information
Website: South Carolina Department of Employment and Workforce
Phone: (866) 831-1724
Supported Tax Filings
Quarterly Contribution Report (UCE-101)
Quarterly Wage Report (UCE-120)
Required for Tax Setup
Unemployment Account Number (8 or 9 digits, e.g., 123456 or 12345678)
Unemployment Tax Rate (X.XX%)
❓ Frequently Asked Questions (FAQs)
Find answers to common questions or additional details that may not be covered in the main instructions.
Click the arrow to view frequently asked questions
Click the arrow to view frequently asked questions
Where do I find my South Carolina withholding account number?
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Click the arrow to see the answer
Your South Carolina Withholding Account Number is a 9-digit number formatted as 12345678-9. It is assigned by the South Carolina Department of Revenue when you register and can be found on agency correspondence or by logging into your MyDORWAY account.
How do I find my South Carolina UI account number and tax rate?
Click the arrow to see the answer
Click the arrow to see the answer
Your UI account number and tax rate are assigned by the South Carolina Department of Employment and Workforce when you register. Your rate is included in an annual rate notice. If you need to look these up, log into the SC DEW UI Tax portal or contact the agency at (866) 831-1724.
Does South Carolina use the same portal for withholding registration and account access?
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Click the arrow to see the answer
Yes. Both new employer registration and ongoing account access for South Carolina withholding are handled through the MyDORWAY portal at mydorway.dor.sc.gov. UI registration and access are handled separately through the SC DEW UI Tax portal at uitax.dew.sc.gov.