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
Tax Agency:
South Carolina Department of Revenue (DOR)
Register Your Business
Go to the South Carolina DOR
Click on MyDORWAY
Review application instructions and select next
Select Register a new South Carolina business or Remote Seller
Select type of ownership from drop-down menu and complete application
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
Go to MyDORWAY
Click sign up
Select Create your profile
State Unemployment Income Tax (SUI)
Tax Agency:
South Carolina State Unemployment Insurance
Register Your Business
Click Employers
Under I need to, click Register for an Account - Employers
Review instructions and click next
Create a username and password
Authenticate & Sign In
Click Employers
Under I need to, click Authenticate my Account- Employers
Enter Employer Account ID and PIN
Under Log Into My Account, click Employers
If you have any questions regarding this process, please contact Employer Tax Services at 803-737-2400.