American Gambling Markets Atlas (AGMA)

States / South Dakota / Sports betting

Is sports betting legal in South Dakota?

Yes. In South Dakota, sports betting is legal in person only (as of Oct 11, 2026). Operators pay 9% AGR in tax.

ChannelStatusLaunchedModelDetails
Sports (online)Not authorizedNo statewide mobile/online sports wagering statute; wagering is confined to licensed Deadwood/tribal premises infrastructure.[1]
Sports (retail)LiveLegalized Nov 3, 2020Monopoly StateExact launch date not independently confirmed from a primary source this session. Sports wagering authorized only at licensed Deadwood gaming establishments (and via licensed Sports Wagering Services Providers) subject to an approved sporting-events/ wager-type catalog (last updated March 19, 2024 per the Commission's licensing page); $1,000 maximum bet; minimum age 21.
S.D. Const. art. III, § 25 (Amendment B, 2020); SDCL ch. 42-7B
[1],[2]

Tax rate

RateSinceNotes
9% AGR (retail)Jul 1, 2021Sports wagering taxed under the same combined 8%+1%=9% Deadwood adjusted-gross-proceeds structure as table games/slots (see casino_commercial entry); confirmed against the same primary statute text this session via sdlegislature.gov's statute-text API. effective_from approximates when implementing legislation took effect after the Nov. 2020 constitutional amendment; not independently confirmed to the exact day this session.[1],[3],[4]

Rules

Minimum age to place a sports wager
21[1]

Licensed sportsbooks

OperatorBrandChannelStatusLaunched
BetMGMBetMGM Sportsbook (Deadwood, retail)Sports (retail)active2021[5]
IGTIGT Sportsbook (Deadwood, retail)Sports (retail)active2021[5]
Internet Sports InternationalISI Sportsbook (Deadwood, retail)Sports (retail)active2021[5]
Sisseton Wahpeton OyateDakota Sioux SportsbookSports (retail)activeApr 2022[6]

All gambling laws in South Dakota → · Sports betting in every state →

Sources

  1. Gaming · retrieved Oct 10, 2026
  2. 2020 South Dakota elections · retrieved Oct 10, 2026
  3. SDCL 42-7B-28 — Gaming tax · retrieved Oct 10, 2026
  4. SDCL 42-7B-28.1 — Additional tax on gaming proceeds · retrieved Oct 10, 2026
  5. Internet Sports International launches landmark South Dakota sportsbook · retrieved Oct 10, 2026
  6. Sisseton Wahpeton Oyate Dakota Sioux Casino sportsbook coverage · retrieved Oct 10, 2026