The NFL said it has begun discussions with state legislators and sports betting partners about limiting or banning bets on specific events during games. Areas under consideration include bets tied to injuries, officiating decisions and outcomes determined by one athlete in a single play; the league has not set a timeline.
Potential restrictions could change which in-game markets sports betting partners may offer.
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The NFL told all 32 teams it is working with state lawmakers, regulators and sports betting partners to limit or prohibit some prop bets. The memo lists markets involving injuries or misconduct, officiating, outcomes decided by one person in one play, and pre-determined events; no implementation timetable was stated.
The NFL sent clubs a memo reiterating that proposition bets linked to officiating, injuries or outcomes controlled by one player are prohibited. The league said it has engaged with state lawmakers, regulators and betting partners to restrict such markets; the memo also addresses inherently objectionable and pre-determined outcomes.
The NFL reportedly told team officials in a memo that it had worked with lawmakers, regulators and betting partners to restrict or prohibit some player prop bets. The memo described categories of wagers the league intends to bar, according to reporting cited in the source.
The NFL urged prediction-market platforms, including Kalshi and Polymarket, to stop offering trades on events that could be manipulated or known in advance, according to an official letter. The league raised concerns about officiating, injuries, draft outcomes, broadcaster mentions and celebrity attendance. Polymarket said it would work with sports leagues on integrity safeguards.
Robinhood Markets announced a Custom Combos feature that lets eligible prediction-market clients combine up to 10 NFL event-contract legs in one wager. The company said every contract in a combo must be correct for it to pay out; the launch came ahead of the NFL divisional round.