South Carolina Payroll Tax Registration

Jul 24, 2025

If you are an employer in South Carolina who has recently hired an employee, you will need to register for payroll taxes with the South Carolina Department of Revenue. This registration process ensures that you are compliant with state tax laws and able to properly 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 Unemployment Insurance Setup for Corporation, Professional Corporation, LLP, LLC

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.

South Carolina Withholding Tax Setup for Professional Corporation, LLP, LLC, Corporation

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's Payroll Registration Agencies

More from the blog

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

Georgia Labor Laws: Compliance Guide 2025

As the modern workforce evolves, so do the legal requirements that govern your relationship with employees. Business owners who stay informed about the latest labor laws are able to prevent legal disputes and demonstrate a high level of care for their staff. In this article, we’re highlighting the full scope of Georgia labor laws — from wage requirements to workplace safety regulations—and how Mosey can help with corporate compliance.

Gabrielle Sinacola | Feb 5, 2025

Payroll Compliance: A Guide for Employers

If you’re trying to successfully manage your business operations, payroll compliance is a must. For employers, particularly in the small business sector, adhering to all of the payroll regulations is both a legal obligation and a strategic business move. For one, it ensures smooth operations — but it’s also partially responsible for employee satisfaction and safeguards against potentially costly legal pitfalls. These are pretty big deals for any business owner.

Gabrielle Sinacola | Feb 19, 2024

How To Get a Virtual Business Address

In today’s business world, where digital presence often overshadows physical locality, the concept of a virtual business address has become increasingly relevant. For limited liability companies (LLCs) and other legal entities, having a professional mailing address is a strategic asset. We aim to guide entrepreneurs, particularly small business owners and startups, on how to get a virtual business address, offering them a blend of professionalism and practicality. Let’s jump in.

Gabrielle Sinacola | Apr 30, 2024

Ready to get started?

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