South Dakota State Tax Forms & Schedules for 2026
The tax forms on this page can be essential for your South Dakota state tax return. Each form automatically calculates the relevant deductions and tax amounts based on the 2026 South Dakota State tax tables.
Quick Access Tools
We are currently updating the tax forms for South Dakota to reflect the 2026 tax year. If you were looking for a specific tax form for South Dakota, please contact us and we will prioritize this.
Tip: Use the South Dakota Tax Calculator to fine-tune your refundable and non-refundable tax credits. Complete, calculate, print, and save your tax calculation for later use.
Frequently Asked Questions
Quick answers for South Dakota filers: no state income tax applies, but federal taxes, Medicare, and FICA still affect your paycheck.
How do I project retirement paycheck impact in South Dakota?
Use our Traditional IRA or ROTH IRA tools; effects are federal since South Dakota has no income tax.
How do charitable contributions affect taxes in South Dakota?
They may be deductible federally if you itemize; no South Dakota income tax return applies. See Schedule A.
How do I report moving expenses?
Only certain moves qualify federally (e.g., military). Use Form 3903 if eligible; no South Dakota income tax filing.
Will moving to South Dakota mid-year change my taxes?
It can reduce state withholding if you moved from a taxing state; federal and FICA continue. Keep documentation of your move/work location.
Is there a payroll tax for state disability insurance (SDI) in South Dakota?
No—South Dakota does not impose an employee-paid SDI tax. FICA still applies.
Important Notes
All calculations are estimates for guidance only. Always review your return and consider professional advice when submitting official filings.