How Much Life Insurance Do I Need in South Dakota?
In South Dakota, four years at a public university cost about $69,440NCES Digest of Education Statistics 2023, Table 330.20, public 4-year in-state tuition, fees, room and board, academic year 2022-23Verified Oct 17, 2026View source and the cost of living is 11% below the U.S. averageBEA Regional Price Parities, all items, by state, 2024Verified Oct 17, 2026View source; no state estate or inheritance tax appliesNo state estate or inheritance tax. Inheritance tax constitutionally prohibited (S.D. Const. Art. XI, § 15, initiated measure approved Nov. 7, 2000, eff. July 1, 2001: "No tax may be levied on any inheritance, and the Legislature may not enact any law imposing such a tax."). Both the inheritance tax (SDCL ch. 10-40, ch. 10-41) and the estate tax (SDCL ch. 10-40A) were repealed outright by 2014 SL ch. 59 (HB 1057), signed February 12, 2014 — a true repeal, leaving no dormant levy. SD DOR: "South Dakota does not have an inheritance tax... There is also no estate tax."Verified Sep 15, 2026View source.
The DIME method adds the years of income to replace (ten by default) to outstanding debts, education funding at South Dakota college costs and final expenses, then subtracts existing coverage and savings. South Dakota's cost of living is 11% below the U.S. averageBEA Regional Price Parities, all items, by state, 2024Verified Oct 17, 2026View source, which sets what each of those years has to cover.
A year at a public four-year university in South Dakota costs about $17,360NCES Digest of Education Statistics 2023, Table 330.20, public 4-year in-state tuition, fees, room and board, academic year 2022-23Verified Oct 17, 2026View source with tuition, fees, room and board; a four-year degree about $69,440NCES Digest of Education Statistics 2023, Table 330.20, public 4-year in-state tuition, fees, room and board, academic year 2022-23Verified Oct 17, 2026View source. Education funding is one of the four DIME components.
No. South Dakota levies no estate tax and no inheritance taxNo state estate or inheritance tax. Inheritance tax constitutionally prohibited (S.D. Const. Art. XI, § 15, initiated measure approved Nov. 7, 2000, eff. July 1, 2001: "No tax may be levied on any inheritance, and the Legislature may not enact any law imposing such a tax."). Both the inheritance tax (SDCL ch. 10-40, ch. 10-41) and the estate tax (SDCL ch. 10-40A) were repealed outright by 2014 SL ch. 59 (HB 1057), signed February 12, 2014 — a true repeal, leaving no dormant levy. SD DOR: "South Dakota does not have an inheritance tax... There is also no estate tax."Verified Sep 15, 2026View source. Only the federal estate tax applies, above $15,000,00026 USC 2001(c), 2010; P.L. 119-21 §70106Verified Sep 15, 2026View source per person, so for most South Dakota households life insurance planning is about income replacement and debt, not tax.
South Dakota's cost of living index is 0.886BEA Regional Price Parities, all items, by state, 2024Verified Oct 17, 2026View source, where 1.00 is the national average: 11% below the U.S. averageBEA Regional Price Parities, all items, by state, 2024Verified Oct 17, 2026View source. A median home costs $317,874Zillow Home Value Index, state, smoothed and seasonally adjusted, September 2026Verified Oct 17, 2026View source and a year of childcare $8,859Child Care Aware of America, Child Care in America: Price and Supply, center-based infant care, 2025 report (CO, DC, NM and SC carry the most recent earlier edition)Verified Oct 17, 2026View source. Income replacement is figured on actual income, which already reflects local costs; the index is the context for the debts and the years the coverage has to carry.
The beneficiary designation on the policy, not the will or the trust, decides who receives the proceeds. South Dakota's rules on divorce revocation, spousal consent and the per-stirpes default can change the outcome, and an outdated designation stays in force whatever the other documents say. The South Dakota beneficiary designation checker applies those rules.
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New Baby or Adoption
Your family is growing. Your protection should too. Guardian nominations, trusts for minors, beneficiary updates, and the documents new parents need in place.
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Marriage
What married couples need in place: one joint trust or two, wills, beneficiary updates, and the spousal rights your state grants you automatically.
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Divorce
What divorce does and does not undo: beneficiary designations, your will, powers of attorney, and the one account your ex stays on until you change it.
Learn moreForms for Planning Your Estate in South Dakota
Free forms for planning your estate in South Dakota: a will, living trust, pour-over will, both powers of attorney, living will, and TOD deed.
Last Will and Testament
In South Dakota, a will is signed before 2SDCL 29A-2-502Verified Oct 19, 2026View source witnesses, and a self-proving affidavit signed with it lets the court admit it without witness testimonySDCL 29A-2-502Verified Oct 19, 2026View source.
Healthcare Power of Attorney
South Dakota allows a choice for a healthcare power of attorney: 2SDCL § 34-12D-3 (living will form; no statutory healthcare proxy form)Verified Oct 15, 2026View source witnesses or a notary.
Financial Power of Attorney
South Dakota requires explicit durability language for a power of attorney to survive incapacitySDCL § 59-12-3, § 59-12-4, § 59-12-5, § 59-12-6, § 59-12-8, § 59-12-23, § 59-12-41Verified Sep 20, 2026View source, and it is signed before a notarySDCL § 59-12-3, § 59-12-4, § 59-12-5, § 59-12-6, § 59-12-8, § 59-12-23, § 59-12-41Verified Sep 20, 2026View source.
Transfer on Death Deed
In South Dakota, a transfer on death deed is signed before a notarySDCL 29A-6-401 to 29A-6-435Verified Oct 19, 2026View source, then recorded with the county before the owner's deathSDCL 29A-6-401 to 29A-6-435Verified Oct 19, 2026View source.
Vehicle Transfer on Death
Name a beneficiary to inherit your vehicle at death without probate. Available in 26 states and the District of Columbia.
Living Will
In South Dakota, the living will is the Living Will DeclarationS.D. Codified Laws ch. 34-12D (§§ 34-12D-1 to 34-12D-22)Verified Sep 27, 2026View source, a document of its own, apart from the healthcare power of attorney.
Tools for Planning Your Estate in South Dakota
Free tools for planning your estate in South Dakota: what a will or trust costs, whether you need a trust or TOD deed, and how documents are signed.
What Does Estate Planning Actually Cost?
An attorney-prepared revocable trust in South Dakota runs $3,580Estimate: 10 hours at $358, Clio's South Dakota Trusts rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source to $5,370Estimate: 15 hours at $358, Clio's South Dakota Trusts rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source and a simple will $933Estimate: 3 hours at $311, Clio's South Dakota Wills and Estates rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source to $1,866Estimate: 6 hours at $311, Clio's South Dakota Wills and Estates rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source, against $0 to $549 up front plus a subscription with an online service.
Are My Beneficiary Designations Protected?
South Dakota automatically revokes an ex-spouse as beneficiary at divorceSDCL § 29A-2-804; § 29A-1-201Verified Sep 15, 2026View source; employer plans under ERISA follow federal rules either way, so a 401(k) beneficiary changes only by a new designation.
How Much Does Probate Cost?
Probate on a $500,000 estate in South Dakota costs an estimated $23,735SDCL § 29A-3-719(a) (reasonable compensation; no statutory percentage for attorneys)Verified Sep 8, 2026View source. Attorney fees run 1.8%SDCL § 29A-3-719(a) (reasonable compensation; no statutory percentage for attorneys)Verified Sep 8, 2026View source to 2.8%SDCL § 29A-3-719(a) (reasonable compensation; no statutory percentage for attorneys)Verified Sep 8, 2026View source of the estate under a reasonable-compensation standard.
Who Inherits Without a Will?
Without a will in South Dakota, a surviving spouse takes the entire estateSDCL § 29A-2-102Verified Sep 10, 2026View source when every child of either spouse is a child of both, and descendants divide what passes to them per stirpesSDCL § 29A-2-106; § 29A-2-709Verified Sep 10, 2026View source.
How Much Does a Revocable Living Trust Cost?
An attorney-prepared revocable living trust in South Dakota runs $3,580Estimate: 10 hours at $358, Clio's South Dakota Trusts rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source to $5,370Estimate: 15 hours at $358, Clio's South Dakota Trusts rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source for an individual, against $0 to $549 up front plus a subscription with an online service.
How Much Does a Will Cost?
An attorney-prepared will in South Dakota runs $933Estimate: 3 hours at $311, Clio's South Dakota Wills and Estates rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source to $1,866Estimate: 6 hours at $311, Clio's South Dakota Wills and Estates rate; Compare Lawyer Rates, 2025 dataVerified Oct 15, 2026View source, against $0 to $299 up front with an online service, and probate on a $500,000 estate adds about $23,735SDCL § 29A-3-719(a) (reasonable compensation; no statutory percentage for attorneys)Verified Sep 8, 2026View source.
How Does SimplyTrust Compare to LegalZoom, Trust & Will, and Other Services?
Compare what it costs to make a trust official across SimplyTrust, LegalZoom, Trust & Will, Rocket Lawyer, and Quicken WillMaker.
How Do I Name a Guardian for My Minor Children?
In South Dakota, a parent names a guardian for a minor child in a will or a separate signed writingSDCL 29A-5-202Verified Sep 16, 2026View source, and the nomination covers the child until the age of majority, 18SDCL 26-1-1Verified Sep 16, 2026View source.
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South Dakota Estate Planning Resources
In-depth guides covering South Dakota probate laws, trust requirements, and estate planning strategies.