ME ยท Checked Oct. 21, 2026
Prediction market law in Maine
No public action found
No Maine lawsuit, cease-and-desist letter or prediction-market law was found; the attorney general backed New Jersey's Supreme Court petition.
No Maine enforcement action, court case or legislation aimed at CFTC-regulated prediction markets was found. Maine's attorney general joined the Ohio-led multistate amicus brief filed Oct. 7, 2026 supporting New Jersey's request for Supreme Court review of the Third Circuit's Kalshi ruling.
Public sources for Maine are thin. Treat this page as provisional and check the linked sources.
Timeline of state actions
Other development, Kalshi
Maine's attorney general signed an Ohio-led amicus brief, joined by 38 other states and DC, asking the U.S. Supreme Court to grant New Jersey's petition in Flaherty v. KalshiEX (No. 26-299).
Source: Ohio et al. amicus brief, U.S. Supreme Court No. 26-299
Laws and bills
No enacted laws or pending bills specific to prediction markets found.
Court cases
No court cases involving Maine found.