The league favors state oversight, while trading platforms defend federal regulation.
The NFL is urging the Supreme Court to resolve whether states can regulate sports-related prediction markets.
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The league argues that oversight must protect game integrity and consumers. It has also requested restrictions on certain wagers and a minimum trading age of 21 rather than 18.
Kalshi disputed the NFL’s criticism, saying federal regulators already police sports markets and are developing additional rules. Polymarket said a consistent federal framework would offer stronger protections than differing state systems.
Federal appeals courts have split on the regulatory question. The NFL’s filing asks for Supreme Court intervention; it is not a ruling.
U.S. Supreme Court building. Photo by Fine Photographics/Unsplash.
