Are Prediction Markets Legal in South Dakota?

Last updated August 16, 2026. Snapshot — not legal advice.

As of August 16, 2026, prediction markets operate in South Dakota with no state restriction currently in place.

Prediction markets in South Dakota

No prediction-market action
No South Dakota agency has taken prediction-market enforcement action; CFTC-regulated event contracts face no South Dakota-specific restriction.

Litigation affecting South Dakota

No state has taken enforcement action against CFTC-regulated prediction-market platforms in South Dakota.

Sports betting & gambling in South Dakota

Legal — Retail Only

Legalized 2020; Deadwood casinos + tribal lands only; statewide mobile illegal The market is regulated by the South Dakota Commission on Gaming. Tribal gaming: Significant.

The federal-vs-state fight

Every entry in this fight turns on the same question: does a prediction-market platform's federal regulation by the CFTC preempt a state's gambling law, or does the state retain authority to restrict it? Courts around the country are answering that question differently — sometimes for the platform, sometimes for the state — and almost every ruling so far is preliminary and under appeal. Treat this page as a snapshot, not a final word.

This page is informational, not legal advice. Nearly every litigation entry referenced here is a preliminary ruling under appeal. Always verify a platform's current, location-specific eligibility directly with the venue before relying on this page.