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What South Dakota Sellers Must Disclose

South Dakota seller disclosure rules, the flood duty, and the records the form never covers.

Published 2026-11-03 · Sources cited inline

South Dakota requires sellers to put it in writing. The form is the Seller's Property Condition Disclosure Statement (SDCL 43-4-44). Seller must furnish a completed statutory disclosure statement, in good faith on actual knowledge, before the buyer makes a written offer.

What the disclosure covers — and what it is

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South Dakota sellers must give you the statutory Property Condition Disclosure Statement before you make a written offer, and must amend it if material facts change before closing. The form covers flood-plain status and standing water as well as structure and systems. Get your own inspection anyway — the statement is the seller's knowledge, not a warranty.

Flooding: the answer that matters most

South Dakota law specifically requires flood disclosure: the seller has to tell you about flood risk or history. Read that answer carefully, then verify it against the official map — FEMA's National Flood Hazard Layer is the map your lender will use, and a seller's 'never flooded' is not the same as 'not in a flood zone.'

The South Dakota traps inside the paperwork

Disclosure arrives before your offer — and starts a short clock. The statement must be delivered before a written offer; a buyer may terminate within 3 days of personal receipt (6 days if mailed) under SDCL 43-4-39, so read it immediately.

What no disclosure will ever tell you

A disclosure is the seller's knowledge, on the seller's timeline. It says nothing about the street's crime trend, the registry, the tax bill you will pay after the sale, permits pulled (or never pulled) for the renovation in the photos, or the rezoning working its way through the planning office. In South Dakota, property tax reassessment works like this: Your bill will be based on the county's annual market-value assessment, not on the seller's old bill and not locked to your purchase price. A sale does not reset or freeze value, so budget for the current assessed value and expect it to move each year — which is why the seller's current bill is a poor guide to yours. Pull those records yourself; they are all public.

Check the records behind the address before you offer.

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Your checks, in order

  • Read the disclosure line by line, and get 'unknown' answers in writing anyway — an unknown is a flag, not a pass.
  • Run the exact parcel on FEMA's flood map.
  • Estimate your post-sale tax bill with the South Dakota records guide — never budget from the seller's bill.
  • Check the address against the official South Dakota registry.
  • Ask the county for open and expired permits on the address before you waive anything.

Frequently asked questions

Is a seller disclosure form required in South Dakota?

Yes — the Seller's Property Condition Disclosure Statement (SDCL 43-4-44). Seller must furnish a completed statutory disclosure statement, in good faith on actual knowledge, before the buyer makes a written offer.

Does a South Dakota seller have to disclose flooding?

Yes — South Dakota requires flood disclosure. Verify it on the FEMA map anyway; the disclosure is the seller's statement, the map is the lender's rulebook.

The seller answered 'unknown' to half the form. Now what?

'Unknown' is legal in most regimes and useful to nobody. Treat every unknown as a job: inspection, permit search, and the county record file. If the seller genuinely doesn't know, the records usually do.

Sources: news.sd.gov · law.justia.com · incaca.com · nolo.com

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