SD 21 Information

The unemployment compensation program is financed by employer taxes. Most employers pay federal and state unemployment taxes.

Link to official form info:

Link to official form info for 21

Tax Reminder works year round to keep official tax form info up-to-date for South Dakota and the rest of the USA. The IRS and states change their forms often, so we do the hard work for you of figuring out where the official form info is located.

To access the official link to form SD 21 and get reminded when it's due, sign up for a free Tax Reminder account:

  • Upcoming Due Dates in the Next Year:*
  • Tuesday Apr 30, 2024
  • Create a free account to see exactly when to file this form, receive email or SMS notification reminders, and to keep a record of filing it in your history.
    * Due dates are based on the filing requirements for this form and may vary depending on your tax year.

Never forget to file SD 21 again.
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