Any entity conducting business in South Carolina that has elected to be taxed as a Corporation, Partnership, Fiduciary, or tax exempt organization is required to file a South Carolina Business Income Tax return.

Select an option below to see specific filing and payment instructions and requirements for each tax type:

online services

MyDORWAY offers many helpful online services like the ones below to help you manage your business tax ​account​:

Make payments and check your current year refund status on MyDORWAY

• Whether you are filing on time or with an extension, you can make estimated tax payments and Income Tax return payments electronically on MyDORWAY.
• Check the status of your refund​ for your current year South Carolina Business Income Tax return on MyDORWAY by entering the following information:
  • ​FEIN (Federal Employer Identification Number)
  • Refund amount

Learn more about MyDORWAY on our MyDORWAY​ Help page.

Looking for information from the SC Secretary of State​ (SCSOS)​?

The SCSOS offers many of its filings to the public online with the SCSOS Business Entities Online system. You can file online to register new business entities and make changes to existing entities, search for existing entities, look up registered agent information, and obtain certified copies of corporate documents and certificates of existence.​

​​​​ South Carolina Secretary of State links (SCSOS)

• ​Register a new business or update an existing business​ online
• Dissolve a business - view or download forms
• See all forms from the SCSOS