An Overview of South Dakota State Personal Income Tax Extension Forms

- Updated March 24, 2021 - 8.00 AM by Admin, ExpressExtension

South Dakota State Personal Tax Extension Requires:

The State of South Dakota does not have a state income tax. Therefore, the State of South Dakota’s personal income tax extension is not required.

For additional information, including other taxes that may apply to you, please visit the South Dakota State Comptroller website https://dor.sd.gov/individuals/taxes/

Even though the State of South Dakota does not require a personal income tax extension, the IRS still requires you to file Form 4868 for an additional 6-month automatic extension to file your 1040 personal income tax return.

Deadline to File Form 4868 with the IRS - May 17, 2021.