New Jersey has formally petitioned the Supreme Court to settle a question that has apparently stumped two federal appeals courts: if you call a bet on the Mets a 'swap,' does it stop being gambling? The state's Attorney General, Jennifer Davenport, announced the petition with the kind of confidence usually reserved for someone who has never lost a parlay.

'Companies like Kalshi claim to offer legal sports betting in all 50 states, but they refuse to follow the gambling laws of any state,' Davenport said, presumably while shaking her head at the sheer audacity.

The legal mess began in April when the US Court of Appeals for the 3rd Circuit ruled that New Jersey can't regulate sports bets on prediction markets because those bets technically qualify as 'swaps' under federal law. That decision gave the Commodity Futures Trading Commission (CFTC) exclusive jurisdiction, which is a fancy way of saying the states were told to sit down and shut up.

But then the 9th Circuit came along and said, 'Hold my beer.' Last week, it ruled that Nevada can indeed stop Kalshi from offering sports bets, determining that a sports bet labeled as a swap is just gambling in a trench coat. Now the two circuits are at odds, and New Jersey is asking the Supreme Court to break the tie.

The state's petition argues, with a straight face, that 'the issue is one of tremendous practical and legal consequence.' It's hard to argue with that when billions of dollars and the entire concept of state gambling laws hang in the balance.

This isn't just some abstract legal squabble. Litigation has erupted in at least 20 states, with dozens of active suits. New Jersey itself prohibits betting on college sports, but has been powerless to enforce that against Kalshi thanks to the 3rd Circuit's ruling. The state wants the Supreme Court to decide whether the 2010 Dodd-Frank Act, which was passed to clean up the financial crisis, inadvertently legalized sports betting everywhere by defining swaps so broadly that a Yankees game counts.

At the heart of the dispute is the statutory definition of a 'swap.' The law says it's any contract whose outcome depends on an event with 'potential financial, economic, or commercial consequence.' The 3rd Circuit thought sports games obviously qualify, given all the money tied up in sponsorships, TV deals, and the local economy's dependence on people buying overpriced stadium beer. The 9th Circuit disagreed, with Judge Kenneth Lee offering a particularly poetic dissent: 'Few people would describe, say, the New York Mets' latest loss of a game as an 'event.'... perhaps in an uber-technical sense a Mets' loss could have marginal economic impact as some fans guzzle more beer to drown away their sorrows.'

The Trump administration has sided with Kalshi, and Donald Trump Jr. is an advisor to the company. But even a conservative Supreme Court might not save them - the three judges who ruled against Kalshi in the 9th Circuit were all appointed by Trump himself.

New Jersey also dropped a fun hypothetical: if Kalshi is right, then every state-licensed sportsbook, including those in brick-and-mortar casinos, has been violating Dodd-Frank all along, because the law prohibits offering swaps outside CFTC-registered markets. So either Kalshi is wrong, or your local casino is a den of federal criminals. The state argues that Congress didn't intend to federalize sports gambling when it was busy cleaning up after the 2008 financial crisis.

As the petition notes, 'It strains credulity to hold that Congress in resolving the 2008 financial crisis took steps to federalize regulation of sports gambling.' Indeed, it does. But stranger things have happened in the world of financial regulation.

Now the Supreme Court will decide whether it wants to wade into this mess. Given the circuit split, the odds are good they'll take the case. The only question is whether they'll treat it like a sure bet or a long shot.