The CFTC is suing Utah to protect Kalshi's prediction markets. What the fight means for you

The federal regulator for prediction markets is now suing a state to keep them open there. On October 27, 2026, the Commodity Futures Trading Commission (CFTC) announced a lawsuit against Utah, a week after Utah sued Kalshi for offering what the state calls illegal gambling. Here's what each side says, what the suit asks a judge to do, and what it means if you use prediction markets in an app.

What happened

The CFTC and the United States filed the complaint in federal court in Utah against the State of Utah and its attorney general, Derek Brown. The complaint is dated October 26; the agency announced it the next day. In its press release, the CFTC says Utah is trying to use state law to shut down exchanges the agency has registered, and that this obstructs Congress's decision to put federal law above state law here.

CFTC Chairman Michael S. Selig said in the release: "Utah seeks to shut down prediction markets across a wide variety of markets." He added that Congress made the CFTC the regulator "with sole responsibility to oversee these markets."

Why now: Utah sued Kalshi first

On October 20, Utah filed a civil suit in state court in Salt Lake County against Kalshi, several Kalshi companies and two Susquehanna trading firms that act as market makers on Kalshi. Attorney General Brown's office says Kalshi takes wagers from Utah residents on sports, elections, politics and other events, which it says breaks state law. In Utah, the state constitution itself forbids lawmakers from legalizing gambling. "Kalshi runs an online casino in Utah and calls it a prediction market," Brown said. According to the CFTC's complaint, Utah wants to block contracts in categories it lists as elections, politics, culture, sports and mentions. Utah's complaint also seeks to recover fees, and SBC Americas reports that the state estimates Kalshi took in $30.6 million to $61.2 million from Utah accounts. Those are allegations a court hasn't ruled on.

This isn't the first round. Kalshi sued Utah officials in February. In August, U.S. District Judge Robert Shelby ruled for Utah, holding that federal law doesn't override the state's gambling laws. On September 8 the Tenth Circuit appeals court refused Kalshi's request to pause enforcement while it appeals, and that appeal is still pending.

What the CFTC is asking for

• A declaration that Utah's gambling laws are preempted (overridden by federal law) and can't be applied to trades on CFTC-regulated exchanges.
• An injunction, first preliminary and then permanent, barring Utah from investigating those exchanges and their partners or enforcing state law against those trades.

Its main argument is that event contracts count as swaps under the Commodity Exchange Act, and that the law gives the CFTC "exclusive jurisdiction" over swaps traded on exchanges it designates. The complaint also points out that the CFTC and the SEC issued a rule this month that keeps bets placed with state- or tribe-licensed casinos and sportsbooks outside the definition of a swap. In other words, the agency says it isn't claiming bets placed with licensed sportsbooks and casinos.

States vs. the CFTC, in plain English

The core question is simple: is a $1 yes-or-no contract on a football game a financial product or a bet? If it's a federally regulated swap, the CFTC says states can't ban it. If it's gambling, states have long had the power to ban or license it.

The CFTC says this is now the 10th state it has taken to court; its complaint lists the earlier actions as covering Wisconsin, New York, Arizona, Illinois, Connecticut, Minnesota, Kentucky, New Mexico and Rhode Island. The complaint says federal courts have issued preliminary injunctions for the federal side in Arizona, Illinois and Minnesota. Other courts have gone the other way: CoinDesk reports that three federal appeals courts have split, two siding with states and one with Kalshi. Politico reports that the Supreme Court is weighing a request from New Jersey officials to take up the question.

In a statement quoted by Politico, Kalshi spokesperson Jacki McGavick said the company "answers to federal law, and no single state should have a veto over it." A spokesperson for Utah's attorney general declined to comment, Utah Political Watch reported.

What this means for you

• Nothing changes overnight. A lawsuit is a request, not a ruling. Until a judge acts, Utah's August win and its case against Kalshi stand.
• Your state can matter. Apps that route trades through Kalshi, such as Phantom, already limit some markets by location. Robinhood also offers event contracts, and Wisconsin sued it, Kalshi, Coinbase, Crypto.com and Polymarket in April, which led to another CFTC suit. What you can trade may change as these cases move.
• It's still speculation. The CFTC's own guide warns that trading carries risk and suggests using only money you can afford to lose. A contract on the losing side is worth $0.
• Registered venues vs. offshore sites. The legal fight is over US exchanges the CFTC has registered. Offshore sites promising big payouts are a different, riskier thing.

New to this? Our earlier explainer covers how prediction markets work in Phantom and Robinhood and the risks. See also how US crypto rules work and managing risk. This is education, not financial or legal advice, and it reflects the CFTC's release and complaint, the Utah attorney general's statements and news reports as of October 27, 2026.

Published October 27, 2026 by Dave McNaught. Educational content, not financial, legal or tax advice. Spot an error? Request a correction.

About the author

Dave McNaught

Dave McNaught has worked in IT since 1999 and founded All Business Technologies (ABT) in 2003, a Boston-area firm providing Managed IT, Cybersecurity, Managed AI, Web Design and App Development. He publishes The Crypto Guide.

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