Prediction markets
Prediction Market Tax Guide 2026
Profits are taxable, but there's no IRS guidance on event contracts yet. The three treatments, what platforms send you, and what to keep.
Prediction markets
Prediction markets
Prediction Markets in Nevada
Status as of October 3, 2026: Kalshi sports contracts blocked by court order; Polymarket US, ProphetX, OG and Novig not offered. What the courts and the state have done, with dated sources.
Prediction markets
Prediction Markets in Tennessee
Status as of October 3, 2026: Available — dispute pending. What the courts and the state have done, with dated sources.
Prediction markets
Prediction Markets in Arizona
Status as of October 3, 2026: Kalshi, Polymarket US and ProphetX available — dispute pending; OG and Novig not offered. What the courts and the state have done, with dated sources.
Prediction markets
Prediction Markets in Ohio
Status as of October 3, 2026: Kalshi, Polymarket US, ProphetX and Novig available — dispute pending; OG not offered. What the courts and the state have done, with dated sources.
Prediction markets
Are Prediction Markets Legal in Illinois?
Status as of October 3, 2026: Kalshi, Polymarket US, ProphetX and Novig available — dispute pending; OG not offered. What the courts and the state have done, with dated sources.
Prediction markets
Are Prediction Markets Legal in Minnesota?
Status as of October 3, 2026: Available — dispute pending. What the courts and the state have done, with dated sources.
Prediction markets
Are Prediction Markets Legal in Maryland?
Status as of October 3, 2026: Kalshi, Polymarket US, ProphetX and Novig available — dispute pending; OG not offered. What the courts and the state have done, with dated sources.
Prediction markets
Are Prediction Markets Legal in New Jersey?
Status as of October 3, 2026: Kalshi, Polymarket US, ProphetX and Novig available — dispute pending; OG not offered. What the courts and the state have done, with dated sources.
Prediction markets
Are Prediction Markets Legal in Connecticut?
Status as of October 3, 2026: Available — dispute pending. What the courts and the state have done, with dated sources.
Prediction markets
Are Prediction Markets Legal in Massachusetts?
Status as of October 3, 2026: Kalshi sports contracts blocked by court order; Polymarket US, ProphetX and Novig available — dispute pending; OG not offered. What the courts and the state have done, with dated sources.
Prediction markets
Are Prediction Markets Legal in California?
Status as of October 3, 2026: Available — dispute pending. What the courts and the state have done, with dated sources.