An Overview of South Carolina State Business Income Tax Extension Forms

- Updated Feb 27, 2021 - 8.00 AM by Admin, ExpressExtension

Does South Carolina support tax extension for business income
tax returns?

Q

Yes. South Carolina requires a separate tax extension Form to be filed with the state department apart from the federal tax extension Form 7004.

What Form does the state of South Carolina require to apply for
an extension?

Q
For Corporation

The businesses operating (as Corporation or S-Corporation) in South Carolina need to file Form SC1120 and SC1120S with the state to obtain a 6-month extension of time to file their business income tax return with the state.

  • Form SC1120-T - Request for Six-Month Extension to File (for C-Corporation & S-Corporation)
For Partnership

The businesses operating (as Partnership) in South Carolina need to file Form SC1065 with the state to obtain a 6-month extension of time to file their business income tax return with
the state.

Note: Make sure to pay any taxes due along with the extension Form to avoid penalties and interest.

When is the deadline to file Form SC1120, SC1120S and SC1065 with the state of South Carolina?

Q
South Carolina General Corporation Tax Extension Due Dates

South Carolina State General Business
C-Corporation tax return SC 1120 is due within 4 months and 15 days following the end of the corporation reporting period.

South Carolina State General Business S-Corporation tax return SC 1120S is due within 3 months and 15 days following the end of the corporation reporting period.

To file an extension for Form SC 1120 &
SC 1120S, apply for an extension using Form SC1120-T on or before the same date the business tax return is due.

Form SC1120-T grants an automatic 6-month extension of time to file Your S-corporation & C-corporation Business Tax returns.

South Carolina Partnership Tax Extension Due Date

South Carolina State Partnership Tax Form 1065 is due within 3 months and 15 days following the end of the corporation reporting period.

To file an extension for Form SC 1065,apply for an extension using Form SC8736 on or before the same date the business tax return is due.

Note: Make sure to pay any taxes due along with the extension Form to avoid penalties and interest.

How do I pay my balance due along with the extension Form?

Q

You can choose to pay your balance due along with your return by using any one of the following option:

  • Online services offered by South Carolina State (https://mydorway.dor.sc.gov/_/).
  • You can make your payments with the Extension form SC1120-T and mail to the appropriate department with your Business Name and FEIN on the form and in the memo of the check.
  • For partnership returns, you can pay your payments with the form SC 1065.
  • Payment Vouchers - for those who e-filed returns, but want to make payments by check or money order.

Where do I mail the extension Form SC 1120-T and Form SC8736?

Q

Mail Form SC 1120-T to the following address

SCDOR, Corporate Voucher,
PO Box 100153,
Columbia SC 29202.

Mail Form SC 1065 with payment to the following address

South Carolina Department of Revenue​,
Taxab​le Partnership,
PO Box 125,
Colum​bia, SC 29214-0036.