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State AGs Urge Supreme Court to Hear New Jersey’s Kalshi Appeal

Attorneys general have filed a brief urging the Supreme Court to hear New Jersey’s appeal involving Kalshi
Attorneys general have filed a brief urging the Supreme Court to hear New Jersey’s appeal involving Kalshi.
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 State of Play’s TL;DR

  • Attorneys general have asked the US Supreme Court to take New Jersey’s appeal involving Kalshi.
  • The push could move the prediction market dispute closer to a final decision.

A group of attorneys general has filed a brief urging the US Supreme Court to hear New Jersey’s appeal involving Kalshi.

The filing adds weight to a closely watched fight over who gets to oversee prediction market activity with clear gaming-policy implications.

The development stands out because it puts a prediction market operator and state regulatory interests in the same high-profile legal lane. A Supreme Court decision on whether to hear the case would not resolve the merits by itself, but it would determine whether the dispute gets a review at the nation’s highest court.

Attorneys general back Supreme Court review

The core verified development is narrow but significant: attorneys general submitted a brief calling on the Supreme Court to take New Jersey’s Kalshi appeal. The source identifies the matter as a gaming-related legal and regulatory dispute and places it within the wider debate over prediction markets.

Kalshi is the operator named in the appeal. The source also indicates the issue has interstate relevance, even though the limited material provided does not identify which attorneys general joined the filing or spell out the exact arguments made in the brief.

The case is notable because prediction markets continue to draw scrutiny over where they fit within existing legal frameworks. When state attorneys general weigh in at the Supreme Court stage, it signals that the outcome could matter beyond a single state.

At this stage, the immediate procedural question is whether the Supreme Court will agree to hear New Jersey’s appeal. The source does not indicate that the court has taken that step yet.

If the justices deny review, the appeal would stop there. If they grant review, the Kalshi dispute would become an even more important test case in the broader battle over prediction-market oversight in the U.S.

Based on reporting by Emma Kinery for State Affairs California.

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Ian St. Clair

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Ian St. Clair is a lover of words, vocal or written. He is one of the most respected and trusted voices in online gambling, with over six years of industry experience. From online casinos and sports betting to being a preeminent advocate for responsible gambling, Ian is a leading expert. A University of Northern Colorado graduate, Ian also has over a decade of journalism experience covering college and professional athletics, as well as the symphony and theater. Ian's a lover of history, news, and bacon. Oh, and tacos.

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