Is Kalshi legal in New Jersey?

By Vardan KhachatryanLast updated: Litigation tracker

Yes. Kalshi is legal in New Jersey, sports included, and a federal court order protects it. On April 6, 2026, the Third Circuit ruled that New Jersey cannot enforce its gambling law against Kalshi's sports contracts. The state has asked the Supreme Court to reverse that. Kalshi's reply is due November 9.

Kalshi in New Jersey

Available for all contracts.

Sports contracts
Available
Other contracts
Available
Regulator
CFTC: a designated contract market (DCM) and derivatives clearing organization
Rulings and actions in New Jersey
2 on record, listed in the timeline
Legal sports betting
Since June 2018; online revenue taxed at 19.75%
Supreme Court
New Jersey's petition, No. 26-299, is pending
Federal appeals court
Third Circuit: ruled for Kalshi on April 6, 2026
Last change
September 22, 2026

Each entry on this page links the ruling or report it rests on. Nothing here is legal advice.

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Why Kalshi is legal in New Jersey

Kalshi is a federally regulated exchange. The CFTC designated it a contract market in 2020, the same status futures exchanges hold.

Kalshi says that puts its contracts under the CFTC alone. New Jersey is where a federal appeals court first agreed.

On April 6, 2026, the Third Circuit upheld an order barring New Jersey from enforcing its gambling laws against Kalshi.

That order is still in force. Kalshi lists every category in New Jersey, sports included.

Legal today is not the same as settled. New Jersey has asked the Supreme Court to reverse the ruling, and two other appeals courts disagree with it.

What you can trade on Kalshi from New Jersey

Everything Kalshi lists: sports, politics, economics, crypto, culture and weather. You must be 18 or over and pass its ID checks.

Sports is the big one. The Devils play in Newark, and the Giants and Jets play at MetLife Stadium in East Rutherford. All three trade on Kalshi.

College sports are a flashpoint. New Jersey sportsbooks cannot take bets on New Jersey college teams, or on college games played in the state.

New Jersey says Kalshi lists exactly those games, including NCAA games played in the state by its teams.

Politics trades too. Senator Cory Booker is up for re-election on November 3, 2026, and Kalshi lists the race.

How Kalshi works for New Jersey traders

Every Kalshi contract is a yes-or-no question. It pays $1 if the answer is yes and nothing if it is no.

The price is the market's odds. A contract at 60¢ means traders put the chance at about 60%.

Say the Devils are 60¢ to win tonight. You buy 100 contracts for $60. Kalshi's standard fee on that trade is $1.68.

If the Devils win, you collect $100, a $38.32 profit. If they lose, you are out $61.68.

You trade against other people, not the house. Kalshi earns its fee either way.

The fee is highest near 50¢ and shrinks toward either end. Our Kalshi fees guide has the full schedule.

What New Jersey has said about Kalshi

New Jersey moved against Kalshi early. On March 27, 2025, the Division of Gaming Enforcement sent it a cease-and-desist letter.

Interim Director Mary Jo Flaherty signed it. Kalshi, she wrote, “is listing unauthorized sports wagers for individuals located within the State of New Jersey.”

She gave Kalshi until 11:59 p.m. the next day to confirm it had stopped. Robinhood, which sells Kalshi's contracts, got the same letter.

Kalshi sued instead, and the state has kept pressing.

On May 1, 2026, Attorney General Jennifer Davenport led 41 attorneys general in a formal comment to the CFTC. Her message was blunt.

“We call on the CFTC to stop their federal power grab and recognize this authority belongs with the States.”

KalshiEX v. Flaherty, New Jersey's case against Kalshi, explained

Kalshi sued New Jersey's gaming officials on March 28, 2025, in KalshiEX LLC v. Flaherty, No. 1:25-cv-02152.

Judge Edward S. Kiel granted a preliminary injunction on April 28, 2025. New Jersey appealed to the Third Circuit.

The appeals court ruled 2-1 on April 6, 2026. Judge David Porter wrote for himself and Chief Judge Michael Chagares.

The majority held that Kalshi's sports contracts are swaps on a CFTC-licensed exchange. “The Act preempts state laws that directly interfere with swaps traded on DCMs,” it wrote.

It saw New Jersey's rules as the very thing Congress ended. “This state regulation is exactly the patchwork that Congress replaced wholecloth by creating the CFTC.”

Judge Jane Roth dissented. Gambling has always been the states' to regulate, she argued, and she put it plainly.

“Basic abductive reasoning tells us that if it looks like gambling, talks like gambling, and calls itself gambling, it’s gambling.”

The ruling is a preliminary one. It says Kalshi is likely to win, and the trial court case is paused while the Supreme Court decides.

It binds federal courts in New Jersey, Pennsylvania and Delaware. It does not bind New Jersey's own courts or any other circuit.

What could change Kalshi's status in New Jersey

The Supreme Court could. New Jersey filed its petition, Flaherty v. KalshiEX, No. 26-299, on September 2, 2026.

It asks whether federal law stopped states from regulating sports bets on CFTC-registered markets. Congress “did not silently make the sports-betting industry immune from state law,” Davenport said.

Kalshi's response is due November 9. The justices decide afterward whether to take the case.

The justices have more than one vehicle. The Ninth and Sixth Circuits ruled against Kalshi after April, and Robinhood has filed its own petition.

Lawmakers could change the picture too. A bill to tax prediction market operators at 9% cleared both budget committees in June 2026.

Another bill, S3692, would ban markets on deaths, catastrophes and politics. It has not left committee. Our litigation tracker follows each case.

Kalshi in New Jersey: timeline

Every change to Kalshi's position in New Jersey, newest first. Each entry links the ruling or filing behind it.

The Supreme Court clerk gave Kalshi until November 9 to respond to New Jersey's petition. Source
New Jersey asked the Supreme Court to review the Third Circuit's ruling, in Flaherty v. KalshiEX, No. 26-299. Source
Attorney General Jennifer Davenport led 41 attorneys general urging the CFTC to recognize state authority over sports contracts. Source
The Third Circuit ruled 2-1 that New Jersey cannot enforce its gambling laws against Kalshi's sports contracts. Source
Judge Edward S. Kiel granted Kalshi a preliminary injunction against New Jersey's gaming officials. Source
Kalshi sued the Division of Gaming Enforcement's officials in federal court in New Jersey. Source
The Division of Gaming Enforcement ordered Kalshi to stop offering sports contracts to people in New Jersey. Source

How Kalshi compares to sports betting in New Jersey

New Jersey made legal sports betting possible nationwide. It won Murphy v. NCAA at the Supreme Court on May 14, 2018.

Governor Phil Murphy signed the state's sports betting law weeks later, on June 11, 2018. Online betting followed.

Licensed sportsbooks answer to the Division of Gaming Enforcement. They pay 19.75% of online revenue in tax, and bettors must be 21.

Kalshi follows none of those rules, because it answers to the CFTC. It pays no New Jersey gaming tax and accepts traders from 18.

That gap is the whole fight. For you, the difference is the other side of the trade. A sportsbook takes your bet, while Kalshi matches you with another trader.

Other prediction market apps in New Jersey

Robinhood has its own shield. A consent order of August 22, 2025, bars New Jersey from enforcement over the Kalshi sports contracts it sells.

Several apps skip sports here by choice. DraftKings and FanDuel run licensed sportsbooks in New Jersey, and OG lists no sports contracts in the state.

We found no New Jersey action against Polymarket US. Court orders protect only Kalshi and Robinhood, though.

Here is where each app we rank stands in the state. For the full picture, see prediction markets in New Jersey.

Every app we rank, in ranking order, and where it stands in New Jersey.
AppStatus in New JerseyMore
Gemini PredictionsAvailable, sports includedGemini Predictions review
Polymarket USAvailable, sports includedPolymarket review
OGAvailable, but not for sports contractsOG review
Interactive BrokersAvailable; it lists no sports contracts anywhereInteractive Brokers review
RobinhoodAvailable, sports includedRobinhood review
ProphetXAvailable, sports includedProphetX review
CoinbaseAvailable, sports includedCoinbase review
WebullAvailable, sports includedWebull review
NovigAvailable, sports includedNovig review
DraftKings PredictionsAvailable, but not for sports contractsDraftKings Predictions review
Fanatics MarketsNot availableFanatics Markets review
FanDuel PredictsAvailable, but not for sports contractsFanDuel Predicts review
PrizePicksAvailable, sports includedPrizePicks review
Underdog PredictAvailable, sports includedUnderdog Predict review

How to use Kalshi in New Jersey

Sign up with your email, confirm your identity with a driver's license or passport, and fund the account.

Kalshi takes bank transfers, debit cards, Apple Pay, PayPal, Venmo, wires and crypto, among others. Withdrawals carry no Kalshi fee.

There is nothing extra to do in New Jersey. The court order covers the whole state.

Read our Kalshi review for its fees, payouts and the lawsuits against it. New to all this? Start with what prediction markets are.

Kalshi in New Jersey: FAQ

Can I use Kalshi in New Jersey?

Yes. If you are 18 or over, you can trade every category, sports included. A federal court order stops New Jersey enforcing its gambling law against Kalshi.

Is Kalshi legal in New Jersey for sports?

Yes. The Third Circuit ruled on April 6, 2026, that federal law likely preempts New Jersey's sports betting rules for Kalshi. New Jersey has asked the Supreme Court to reverse it.

What did the Third Circuit decide in KalshiEX v. Flaherty?

It ruled 2-1 that Kalshi's sports contracts are likely swaps under the CFTC's exclusive jurisdiction. So New Jersey cannot enforce its gambling laws against them for now.

Is New Jersey taking Kalshi to the Supreme Court?

Yes. It filed Flaherty v. KalshiEX, No. 26-299, on September 2, 2026. Kalshi's response is due November 9, and the justices have not decided whether to hear it.

How old do you have to be to use Kalshi in New Jersey?

18. Kalshi checks your ID before you can trade. New Jersey sportsbooks require bettors to be 21.

Is Polymarket legal in New Jersey?

Polymarket US operates in New Jersey under the CFTC, and no New Jersey action against it is on record. The international site, polymarket.com, is close-only for Americans.

Do I pay tax on Kalshi profits in New Jersey?

Yes. New Jersey taxes income at 1.4% to 10.75%. How the IRS treats event contracts is not settled, so ask a tax adviser.

Is sports betting legal in New Jersey?

Yes, for adults 21 and over, online and in person. New Jersey won the 2018 Supreme Court case that let states legalize it.

Is this legal advice?

No. It summarizes public rulings and filings, each cited. For a decision that matters, ask a lawyer licensed in New Jersey.

Sources

  1. Third Circuit: KalshiEX LLC v. Flaherty, No. 25-1922 (Apr 6, 2026)
  2. KalshiEX LLC v. Flaherty, No. 1:25-cv-02152 (D.N.J.), docket
  3. Division of Gaming Enforcement cease-and-desist letter to Kalshi (Mar 27, 2025)
  4. Supreme Court: Flaherty v. KalshiEX, No. 26-299, docket
  5. New Jersey's petition for a writ of certiorari
  6. New Jersey Attorney General: SCOTUS must resolve states' authority (Sep 2, 2026)
  7. New Jersey Attorney General: 41 attorneys general urge the CFTC (May 1, 2026)
  8. Robinhood Derivatives v. Flaherty: consent order (Aug 22, 2025)
  9. Supreme Court: Robinhood Derivatives v. Dreitzer, No. 26-338
  10. Supreme Court: North American Derivatives Exchange v. Nevada, No. 26-344
  11. Ninth Circuit: KalshiEX v. Assad, No. 25-7516 (Aug 28, 2026)
  12. Sixth Circuit: KalshiEX v. Schuler, No. 26-3196 (Sep 25, 2026)
  13. New Jersey Sports Wagering Act, P.L.2018, c.33
  14. Division of Gaming Enforcement: sports wagering FAQs
  15. Division of Gaming Enforcement: sports wagering tax return, August 2026
  16. Supreme Court: Murphy v. NCAA (2018)
  17. New Jersey Treasury: income tax rates
  18. NJ S3692 (2026), bill summary
  19. Casino.org on New Jersey's proposed 9% prediction market tax
  20. Kalshi: New Jersey Senate market
  21. CFTC designates KalshiEX LLC as a contract market
  22. Kalshi fee schedule

18+. Event contracts can lose their entire value. Nothing here is financial or legal advice. Trading responsibly.