Overview: If you're a new company or have an employee working out of South Carolina and need to register for income or unemployment tax, that can be done through the South Carolina Department of Revenue website.

Type of Tax:

State Withholding Income Tax

State Unemployment Income Tax (SUI)


State Withholding Income Tax

Tax Agency:

South Carolina Department of Revenue (DOR)

Register Your Business

  1. Go to the South Carolina DOR

  2. Click on MyDORWAY

  3. Review application instructions and select next

  4. Select Register a new South Carolina business or Remote Seller

  5. Select type of ownership from drop-down menu and complete application

  6. You should receive your SC Withholding File Number

If you have any questions regarding this process, please contact the Department of Revenue at 1-844-898-8542 or email at RegistrationforTaxes@dor.sc.gov

Create A Username/Password

  1. Go to MyDORWAY

  2. Click sign up

  3. Select Create your profile


State Unemployment Income Tax (SUI)

Tax Agency:

South Carolina State Unemployment Insurance

Register Your Business

  1. Go to the South Carolina Department of Employment and Workforce

  2. Click Employers

  3. Under I need to, click Register for an Account - Employers

  4. Review instructions and click next

  5. Create a username and password

Authenticate & Sign In

  1. Go to the South Carolina Department of Employment and Workforce

  2. Click Employers

  3. Under I need to, click Authenticate my Account- Employers

  4. Enter Employer Account ID and PIN

  5. Go back South Carolina Department of Employment and Workforce

  6. Under Log Into My Account, click Employers

If you have any questions regarding this process, please contact Employer Tax Services at 803-737-2400.


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