South Carolina Payroll Tax Registration

As an employer in South Carolina, it is important to understand the process of payroll tax registration. This involves registering with the South Carolina Department of Revenue (SCDOR) to ensure compliance with state tax laws and to accurately withhold and remit payroll taxes on behalf of your employees.

How South Carolina Payroll Registration Works

There are 2 payroll tax setup tasks you may need to complete in South Carolina to get your new hire on payroll for the first time. You can follow the guide below to help you get registered directly with the South Carolina agencies or use Mosey to do it.

South Carolina Withholding Tax Setup

If you have employees in South Carolina, you are required to register with the Department of Revenue for a withholding tax account.

1. Register for a Withholding Tax Account

   Visit the MyDORWAY portal to register for a Withholding Tax account. Your nine-digit Withholding File Number is typically issued immediately after completing the registration.

2. Add Withholding Information to your Payroll Provider

   Add your South Carolina Withholding File Number to your payroll provider.

South Carolina Unemployment Insurance Setup

If you have employees in South Carolina, you must register with the Department of Employment and Workforce for an Unemployment Insurance account. Employers new to South Carolina are typically assigned the tax rate of rate class 12 (see Tax Rate Table).

1. Create SUITS Account

   You need a State Unemployment Insurance Tax System account to submit your employer registration and to file and pay Unemployment Insurance tax online.

2. Complete Employer Registration

   After your SUITS account is created, complete the rest of the employer registration. Typically you will be assigned a Department of Employment and Workforce Employer Account ID immediately.

3. Add Employer Account ID to your Payroll Provider

   Once you have received the Employer Account ID and tax rate, add them to your payroll provider.