South Dakota Standard Deduction
South Dakota levies no state income tax, so there is no South Dakota standard deduction and no state taxable income to compute. Residents still benefit from the federal standard deduction, which the IRS applies to reduce federal taxable income. This page confirms, from the South Dakota Department of Revenue, that no state standard deduction exists in South Dakota, and links the state income tax and sales tax pages so you can see the full picture of South Dakota taxation. If you moved to South Dakota from a state with an income tax, your paycheck no longer has state income tax withheld, though federal income tax, Social Security and Medicare still apply.
South Dakota has no state income tax, so there is no state standard deduction.
South Dakota standard deduction: frequently asked questions
Does South Dakota have a standard deduction?
No. South Dakota levies no state income tax, so there is no state standard deduction and no state taxable income to compute. Federal rules still apply: the IRS standard deduction reduces your federal taxable income.
Official sources
- South Dakota no income tax confirmation: South Dakota Department of Revenue, as at Jun 12, 2026.
Reviewed by the CalculatorHub team, edited by James Graham, 25 June 2026. See our methodology. General information, not financial or tax advice.