South Carolina Department of Revenue

Nov 13, 2025

Access the South Carolina Department of Revenue here.

The South Carolina Department of Revenue is the state agency responsible for administering and enforcing tax laws in South Carolina. They work to ensure compliance with state tax regulations and provide resources and assistance to taxpayers to help them understand and fulfill their tax obligations.

Agency Accounts

South Carolina Corporation Income Tax Account

The South Carolina Corporation Income Tax Account allows you to set up and manage the following information:

  • Corporation Income Tax Account ID : Submit your FEIN if you don't have an Account ID.

South Carolina Withholding Account

Access your online account via MyDORWAY.

The South Carolina Withholding Account allows you to set up and manage the following information:

  • Withholding Account Number
  • Initial Withholding Tax Deposit Schedule

South Carolina DOR Single Identification Account (SID)

Access your online account via MyDORWAY.

The South Carolina DOR Single Identification Account (SID) allows you to set up and manage the following information:

  • DOR Single Identification Number (SID)

South Carolina Retail License Account

Access your online account via MyDORWAY.

The South Carolina Retail License Account allows you to set up and manage the following information:

  • Retail License Number

Find out more on how to stay compliant with the South Carolina Department of Revenue:

Zero payroll penalties, zero distractions.

More from the blog

Learn how to keep your business compliant in all 50 states across payroll, HR, Secretary of State, and tax.

PFML Massachusetts: An Employer's Guide to MA PFML in 2024

With the recent amendment to Paid Family and Medical Leave (PFML), Massachusetts businesses have a new duty. As of 2024, the state has developed new rules that greatly affect how companies handle this employee benefit. This guide provides a clear, simple overview of what PFML requires, the most current modifications, and how Mosey can help Massachusetts companies manage state compliance. What Is Massachusetts PFML? Paid Family and Medical Leave (PFML) in Massachusetts is a state program designed to provide financial support to workers who must take time off for certain family or medical reasons.

Gabrielle Sinacola | Sep 29, 2024

Ohio CAT Tax: Rates, Filing, and Due Dates (2024)

The business world moves fast, and Ohio isn’t standing still. If you’re running a business in the Buckeye State or have employees there, you’ve probably heard about the Ohio Commercial Activity Tax (CAT). It’s not exactly new, but the rules of the game are about to change significantly. Starting January 1, 2024, Ohio rolled out major revisions to the CAT, and if you’re not paying attention, you could miss out on some serious savings or even get caught off guard by unexpected tax bills.

Gabrielle Sinacola | Aug 7, 2024

HR Compliance, AI Regulations and the “One Big Beautiful Bill”

HR leaders face a potential tectonic shift in AI regulations. A provision in the federal budget bill could freeze all state AI regulations for ten years. What does that mean for HR professionals? For the C-suite? Ultimately, whether the bill passes in its current form, without the AI provision, or never advances past the Senate, one thing is clear: AI will present significant regulatory hurdles to HR at some point in the not-so-distant future, and the time to prepare is now.

Paul Boynton | Jun 5, 2025

Ready to get started?

Schedule a free consultation to see how Mosey transforms business compliance.